CN107305274B - Imaging optical lens assembly, image capturing device and electronic device - Google Patents
Imaging optical lens assembly, image capturing device and electronic device Download PDFInfo
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- CN107305274B CN107305274B CN201610255690.4A CN201610255690A CN107305274B CN 107305274 B CN107305274 B CN 107305274B CN 201610255690 A CN201610255690 A CN 201610255690A CN 107305274 B CN107305274 B CN 107305274B
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- 230000003287 optical effect Effects 0.000 title claims abstract description 225
- 238000003384 imaging method Methods 0.000 title claims abstract description 209
- 230000000007 visual effect Effects 0.000 claims description 16
- 238000009738 saturating Methods 0.000 claims description 6
- 239000000571 coke Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 94
- 239000004568 cement Substances 0.000 description 78
- 230000004075 alteration Effects 0.000 description 35
- 238000010586 diagram Methods 0.000 description 32
- 201000009310 astigmatism Diseases 0.000 description 27
- 239000011521 glass Substances 0.000 description 17
- 230000000694 effects Effects 0.000 description 16
- 230000008901 benefit Effects 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012806 monitoring device Methods 0.000 description 2
- 210000001747 pupil Anatomy 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
- G02B13/002—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface
- G02B13/0045—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface having five or more lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
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Abstract
本发明揭露一种成像光学系统镜组、取像装置及电子装置，成像光学系统镜组由物侧至像侧依序包含第一透镜、第二透镜、第三透镜、第四透镜、第五透镜与第六透镜。第一透镜具有负屈折力。第二透镜物侧表面于近光轴处为凹面，其像侧表面于近光轴处为凸面。第三透镜具有正屈折力。第四透镜具有正屈折力。第五透镜具有负屈折力。第六透镜具有正屈折力。成像光学系统镜组的透镜总数为六片。本发明还公开具有上述成像光学系统镜组的取像装置及具有取像装置的电子装置。
The present invention discloses an imaging optical system lens assembly, an imaging device and an electronic device. The imaging optical system lens assembly includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens in order from the object side to the image side. The first lens has a negative refractive power. The object side surface of the second lens is a concave surface near the optical axis, and the image side surface thereof is a convex surface near the optical axis. The third lens has a positive refractive power. The fourth lens has a positive refractive power. The fifth lens has a negative refractive power. The sixth lens has a positive refractive power. The total number of lenses of the imaging optical system lens assembly is six. The present invention also discloses an imaging device having the imaging optical system lens assembly and an electronic device having the imaging device.
Description
Technical field
The present invention relates to a kind of imaging optical system microscope group, image-taking device and electronic device, in particular to one kind is suitable for
The imaging optical system microscope group and image-taking device of electronic device.
Background technique
In recent years, flourishing with miniaturization phtographic lens, the demand of minisize image acquisition module increasingly improves, and with
Semiconductor process technique progresses greatly so that the Pixel Dimensions of photosensitive element reduce, along with electronic product now with function it is good and
Light and short external form is development trend.Therefore, the miniaturization phtographic lens for having good image quality becomes current city
Mainstream on field.
Since high-order smartphone, wearable device, tablet computer, driving recorder, security monitoring are set in recent years
The needs such as standby, motion photography equipment and empty bat machine capture the prevailing of the electronic device of a wide range of image, and phtographic lens is to wide viewing angle
And high-resolution demand is more and more harsh so that the image quality of conventional optical systems be unable to satisfy electronic device at
As the requirement of quality.Therefore it provides can apply to electronic device and be able to satisfy wide viewing angle, high image quality and miniature requirement
One of the problem of optical system, actually current industry is to be solved.
Summary of the invention
The purpose of the present invention is to provide a kind of imaging optical system microscope group, image-taking device and electronic devices, wherein at
As the first lens of optical system microscope group have negative refracting power, inverse burnt (Retro-Focus) lens arrangement can be formed, so that big view
The light at angle is able to enter imaging optical system microscope group.Second lens object side surface is concave surface, image side surface at dipped beam axis
Be convex surface at dipped beam axis, can aberration caused by the visual field at the big visual angle of the first lens of active balance, and surrounding image can be solved
The problem of luminance shortage.The third lens and the 4th lens all have positive refracting power, it is possible to provide enough aggregate capabilities, and then reduce
The total length of imaging optical system microscope group.5th lens have negative refracting power, can balance just bending for the third lens and the 4th lens
Power is rolled over, and then can effectively correct color difference.6th lens have positive refracting power, it is possible to provide imaging optical system microscope group image side end is enough
Aggregate capabilities, facilitate expand field of view angle.When a specific condition is satisfied, facilitate appropriately configured second lens and third is saturating
The refracting power intensity of mirror with aberration caused by the first lens of modifying factor, and can maintain enough camera coverages simultaneously.And it helps
In the thickness of appropriately configured second lens and the third lens, to reduce the susceptibility of imaging optical system microscope group.In addition, facilitating
Reinforce the advantage of wide viewing angle and short focus and advantageously reduce axial chromatic aberration (axial chromatic aberration), and can
Enough spacing distances between first lens and the second lens are provided, and then are conducive to the assembling of lens.In addition, facilitating suitably
The thickness for configuring the 5th lens and the 6th lens is unbalance to avoid the space configuration of lens, and then promotes image quality.Furthermore it can
The effectively mirror shape of the 5th lens of control facilitates the total length for shortening imaging optical system microscope group, while providing enough
Negative refracting power corrects color difference with benefit.Furthermore again, facilitates the position of appropriately configured aperture, and be able to enter the light at big visual angle
Imaging optical system microscope group, and then reinforce the advantage of wide viewing angle.In conclusion the present invention can meet wide viewing angle, miniaturization simultaneously
And the demands such as high image quality.
The present invention provides a kind of imaging optical system microscope group, by object side to image side sequentially include the first lens, the second lens,
The third lens, the 4th lens, the 5th lens and the 6th lens.First lens have negative refracting power.Second lens object side surface in
It is concave surface at dipped beam axis.Second lens image side surface is convex surface at dipped beam axis.The third lens have positive refracting power.4th lens
With positive refracting power.5th lens have negative refracting power.6th lens have positive refracting power.The lens of imaging optical system microscope group
Sum is six.The focal length of imaging optical system microscope group is f, and the focal length of the second lens is f2, and the focal length of the third lens is f3, the
Two lens are in, with a thickness of CT2, the third lens are in, with a thickness of CT3, the first lens and the second lens are in light on optical axis on optical axis
Spacing distance on axis is T12, meets following condition:
-1.0<f3/f2<1.50；
1.20<CT2/CT3<7.50；And
0<f/T12<1.35。
The present invention separately provides a kind of imaging optical system microscope group, by object side to image side sequentially include the first lens, second thoroughly
Mirror, the third lens, the 4th lens, the 5th lens and the 6th lens.First lens have negative refracting power.Second lens object side surface
It is concave surface at dipped beam axis.Second lens image side surface is convex surface at dipped beam axis.The third lens have positive refracting power.4th thoroughly
Mirror has positive refracting power.5th lens have negative refracting power.6th lens have positive refracting power.Imaging optical system microscope group it is saturating
Mirror sum is six.The focal length of imaging optical system microscope group is f, and the focal length of the second lens is f2, and the focal length of the third lens is f3,
Second lens are in, with a thickness of CT2, the third lens are in, with a thickness of CT3, the 5th lens are in the thickness on optical axis on optical axis on optical axis
Degree is CT5, and the 6th lens are in, with a thickness of CT6, the radius of curvature of the 5th lens object side surface is R9, the 5th lens picture on optical axis
It in the spacing distance on optical axis is T12 that the radius of curvature of side surface, which is R10, the first lens and the second lens, meets following item
Part:
-1.0<f3/f2<1.0；
0.80<CT2/CT3<7.50；
0<f/T12<1.50；
0.20<CT6/CT5<7.0；And
-8.0<(R9+R10)/(R9-R10)<0。
The present invention separately provides a kind of image-taking device, and it includes imaging optical system microscope groups above-mentioned and the photosensitive member of an electronics
Part, wherein electronics photosensitive element is set on the imaging surface of imaging optical system microscope group.
The present invention separately provides a kind of electronic device, and it includes image-taking devices above-mentioned.
The present invention provides a kind of imaging optical system microscope group again, by object side to image side sequentially include the first lens, second thoroughly
Mirror, the third lens, the 4th lens, the 5th lens and the 6th lens.First lens have negative refracting power.Second lens object side surface
It is concave surface at dipped beam axis.Second lens image side surface is convex surface at dipped beam axis.The third lens have positive refracting power.4th thoroughly
Mirror has positive refracting power, and object side surface is concave surface at dipped beam axis, and image side surface is convex surface at dipped beam axis.5th lens
With negative refracting power.6th lens have positive refracting power.The lens sum of imaging optical system microscope group is six.Image optics system
System microscope group further includes an aperture, is set between the second lens and an imaging surface.Aperture is in the distance on optical axis to imaging surface
SL, the first lens object side surface to imaging surface are TL in the distance on optical axis, meet following condition:
0.20<SL/TL<0.70。
When f3/f2 meets above-mentioned condition, facilitate the refracting power intensity of appropriately configured second lens and the third lens, with
Aberration caused by the first lens of modifying factor, and enough camera coverages can be maintained simultaneously.
When CT2/CT3 meets above-mentioned condition, facilitate the thickness of appropriately configured second lens and the third lens, to reduce
The susceptibility of imaging optical system microscope group.
When f/T12 meets above-mentioned condition, help to reinforce the advantage of wide viewing angle and short focus and advantageously reduce axial direction
Color difference, and can provide enough spacing distances between the first lens and the second lens, and then be conducive to the assembling of lens.
When CT6/CT5 meets above-mentioned condition, facilitate the thickness of appropriately configured 5th lens and the 6th lens to avoid
The space configuration of lens is unbalance, and then promotes image quality.
When (R9+R10)/(R9-R10) meets above-mentioned condition, the mirror shape of the 5th lens can be effectively controlled, facilitate
Shorten the total length of imaging optical system microscope group, while enough negative refracting powers being provided, color difference is corrected with benefit.
When SL/TL meets above-mentioned condition, facilitate the position of appropriately configured aperture, and enable the light at big visual angle into
Enter imaging optical system microscope group, and then reinforces the advantage of wide viewing angle.
Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail, but not as a limitation of the invention.
Detailed description of the invention
Fig. 1 is painted the image-taking device schematic diagram according to first embodiment of the invention；
Fig. 2 is sequentially spherical aberration, astigmatism and the distortion curve of first embodiment from left to right；
Fig. 3 is painted the image-taking device schematic diagram according to second embodiment of the invention；
Fig. 4 is sequentially spherical aberration, astigmatism and the distortion curve of second embodiment from left to right；
Fig. 5 is painted the image-taking device schematic diagram according to third embodiment of the invention；
Fig. 6 is sequentially spherical aberration, astigmatism and the distortion curve of 3rd embodiment from left to right；
Fig. 7 is painted the image-taking device schematic diagram according to fourth embodiment of the invention；
Fig. 8 is sequentially spherical aberration, astigmatism and the distortion curve of fourth embodiment from left to right；
Fig. 9 is painted the image-taking device schematic diagram according to fifth embodiment of the invention；
Figure 10 is sequentially spherical aberration, astigmatism and the distortion curve of the 5th embodiment from left to right；
Figure 11 is painted the image-taking device schematic diagram according to sixth embodiment of the invention；
Figure 12 is sequentially spherical aberration, astigmatism and the distortion curve of sixth embodiment from left to right；
Figure 13 is painted the image-taking device schematic diagram according to seventh embodiment of the invention；
Figure 14 is sequentially spherical aberration, astigmatism and the distortion curve of the 7th embodiment from left to right；
Figure 15 is painted the image-taking device schematic diagram according to eighth embodiment of the invention；
Figure 16 is sequentially spherical aberration, astigmatism and the distortion curve of the 8th embodiment from left to right；
Figure 17 is painted the image-taking device schematic diagram according to ninth embodiment of the invention；
Figure 18 is sequentially spherical aberration, astigmatism and the distortion curve of the 9th embodiment from left to right；
Figure 19 is painted the image-taking device schematic diagram according to tenth embodiment of the invention；
Figure 20 is sequentially spherical aberration, astigmatism and the distortion curve of the tenth embodiment from left to right；
Figure 21 is painted the image-taking device schematic diagram according to eleventh embodiment of the invention；
Figure 22 is sequentially spherical aberration, astigmatism and the distortion curve of the 11st embodiment from left to right；
Figure 23 is painted the image-taking device schematic diagram according to twelveth embodiment of the invention；
Figure 24 is sequentially spherical aberration, astigmatism and the distortion curve of the 12nd embodiment from left to right；
Figure 25 is painted the image-taking device schematic diagram according to thriteenth embodiment of the invention；
Figure 26 is sequentially spherical aberration, astigmatism and the distortion curve of the 13rd embodiment from left to right；
Figure 27 is painted the schematic diagram according to parameter Y11, Y62 in first embodiment of the invention；
Figure 28 is painted the schematic diagram according to a kind of electronic device of the invention；
Figure 29 is painted the schematic diagram according to another electronic device of the invention；
Figure 30 is painted the schematic diagram according to still another electronic device of the invention.
Wherein, appended drawing reference
Capture Zhuan Zhi ︰ 10
Guang Quan ︰ 100,200,300,400,500,600,700,800,900,1000,1100,1200,1300
First Tou Jing ︰ 110,210,310,410,510,610,710,810,910,1010,1110,1210,1310
Object Ce Biao Mian ︰ 111,211,311,411,511,611,711,811,911,1011,1111,1211,1311
As side surface ︰ 112,212,312,412,512,612,712,812,912,1012,1112,1212,1312
2nd saturating mirror ︰ 120,220,320,420,520,620,720,820,920,1020,1120,1220,1320
Object Ce Biao Mian ︰ 121,221,321,421,521,621,721,821,921,1021,1121,1221,1321
As side surface ︰ 122,222,322,422,522,622,722,822,922,1022,1122,1222,1322
San Tou Jing ︰ 130,230,330,430,530,630,730,830,930,1030,1130,1230,1330
Object Ce Biao Mian ︰ 131,231,331,431,531,631,731,831,931,1031,1131,1231,1331
As side surface ︰ 132,232,332,432,532,632,732,832,932,1032,1132,1232,1332
4th Tou Jing ︰ 140,240,340,440,540,640,740,840,940,1040,1140,1240,1340
Object Ce Biao Mian ︰ 141,241,341,441,541,641,741,841,941,1041,1141,1241,1341
As side surface ︰ 142,242,342,442,542,642,742,842,942,1042,1142,1242,1342
5th Tou Jing ︰ 150,250,350,450,550,650,750,850,950,1050,1150,1250,1350
Object Ce Biao Mian ︰ 151,251,351,451,551,651,751,851,951,1051,1151,1251,1351
As side surface ︰ 152,252,352,452,552,652,752,852,952,1052,1152,1252,1352
6th Tou Jing ︰ 160,260,360,460,560,660,760,860,960,1060,1160,1260,1360
Object Ce Biao Mian ︰ 161,261,361,461,561,661,761,861,961,1061,1161,1261,1361
As side surface ︰ 162,262,362,462,562,662,762,862,962,1062,1162,1262,1362
Infrared ray filter out optical element ︰ 170,270,370,470,570,670,770,870,970,1070,1170,
1270、1370
Cheng Xiang Mian ︰ 180,280,380,480,580,680,780,880,980,1080,1180,1280,1380
Electronics photosensitive element ︰ 190,290,390,490,590,690,790,890,990,1090,1190,1290,1390
The second lens of CT2 ︰ are in the thickness on optical axis
CT3 ︰ the third lens are in the thickness on optical axis
The 5th lens of CT5 ︰ are in the thickness on optical axis
The 6th lens of CT6 ︰ are in the thickness on optical axis
The focal length of f ︰ imaging optical system microscope group
The focal length of the second lens of f2 ︰
The focal length of f3 ︰ the third lens
Fno: the f-number of imaging optical system microscope group
The half at maximum visual angle in HFOV ︰ imaging optical system microscope group
The radius of curvature of R3 ︰ the second lens object side surface
The radius of curvature on the second lens image side R4 ︰ surface
The radius of curvature of the 5th lens object side surface R9 ︰
The radius of curvature on the 5th lens image side surface R10 ︰
The radius of curvature of the 6th lens object side surface R11 ︰
The radius of curvature on the 6th lens image side surface R12 ︰
The first lens of T12 ︰ and the second lens are in the spacing distance on optical axis
The 4th lens of T45 ︰ and the 5th lens are in the spacing distance on optical axis
The 5th lens of T56 ︰ and the 6th lens are in the spacing distance on optical axis
SL: aperture to imaging surface is in the distance on optical axis
The the first lens object side surface TL ︰ is to imaging surface in the distance on optical axis
The maximum effective radius of Y11 ︰ the first lens object side surface
The maximum effective radius on the 6th lens image side surface Y62 ︰
Specific embodiment
Structural principle and working principle of the invention are described in detail with reference to the accompanying drawing:
Imaging optical system microscope group by object side to image side sequentially include the first lens, the second lens, the third lens, the 4th thoroughly
Mirror, the 5th lens and the 6th lens.Wherein, the lens sum of imaging optical system microscope group is six.
Each two adjacent lens in first lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens
Between in can all have an airspace on optical axis, that is, the first lens, the second lens, the third lens, the 4th lens, the 5th are thoroughly
Mirror and the 6th lens can be six single non-bonding lens.Since the more non-bonding lens of processing procedure of bonding lens are complicated, especially
It is that need to possess the curved surface of high accuracy in the bond areas of two lens, to reach the high adaptation when bonding of two lens, and is binding
During, it is more likely to cause to move axis defect because of deviation, influences whole optical imagery quality.Therefore, the first lens are to the 6th
The problem that lens can be six single non-bonding lens, can effectively avoid bonding lens, and then be conducive to the group of lens
Dress, to promote manufacturing yield.
First lens have negative refracting power.Whereby, inverse focus lens structure can be formed, so that the light at big visual angle is able to enter
Imaging optical system microscope group.
Second lens object side surface is concave surface at dipped beam axis, and image side surface is convex surface at dipped beam axis.Whereby, can have
Aberration caused by the visual field at the effect balance big visual angle of the first lens, and can solve the problems, such as surrounding image luminance shortage.
The third lens have positive refracting power, and object side surface can be convex surface at dipped beam axis.Whereby, image optics can be balanced
The configuration of system microscope group interior len curvature, and then help to promote image quality.
4th lens have positive refracting power, and object side surface can be concave surface at dipped beam axis, and image side surface is in dipped beam axis
Place can be convex surface.Whereby, the third lens, the 4th lens can provide enough aggregate capabilities, and then reduce imaging optical system mirror
The total length of group.
5th lens have negative refracting power.Whereby, the positive refracting power of the third lens Yu the 4th lens can be balanced, and then can be had
Effect amendment color difference.
6th lens have positive refracting power, it is possible to provide the enough aggregate capabilities in imaging optical system microscope group image side end help
In expansion field of view angle.In addition, the 6th lens object side surface can be concave surface at dipped beam axis, image side surface can at dipped beam axis
For convex surface.Whereby, facilitate to correct astigmatism, and take into account the demand of high image quality and miniaturization.In addition, the 6th lens image side table
Face can have an at least concave surface in off-axis place, whereby, help to shorten back focal length, and then can correct imaging optical system microscope group
Petzval sum number (Petzval sum).
The focal length of second lens is f2, and the focal length of the third lens is f3, meets following condition: -1.0 < f3/f2 < 1.50.
Whereby, facilitate the refracting power intensity of appropriately configured second lens and the third lens, with picture caused by the first lens of modifying factor
Difference, and enough camera coverages can be maintained simultaneously.Preferably, it can the following condition of further satisfaction: -1.0 < f3/f2 < 1.0.More
It goodly, can the following condition of further satisfaction: -0.50 < f3/f2 < 0.60.
Second lens are in a thickness of CT2, the third lens are on optical axis, with a thickness of CT3, meeting following item on optical axis
Part: 1.20 < CT2/CT3 < 7.50.Whereby, facilitate the thickness of appropriately configured second lens and the third lens, to reduce imaging
The susceptibility of system microscope group.Preferably, it can the following condition of further satisfaction: 0.80 < CT2/CT3 < 7.50.
The focal length of imaging optical system microscope group be f, the first lens and the second lens in the spacing distance on optical axis be T12,
It meets following condition: 0 < f/T12 < 1.50.Whereby, facilitate to reinforce the advantage of wide viewing angle and short focus and advantageously reduce axis
To color difference, and it can provide enough spacing distances between the first lens and the second lens, and then be conducive to the assembling of lens.Preferably
Ground, can the following condition of further satisfaction: 0 < f/T12 < 1.35.It more preferably, can the following condition of further satisfaction: 0 < f/T12 <
0.80。
5th lens are in a thickness of CT5, the 6th lens are on optical axis, with a thickness of CT6, meeting following item on optical axis
Part: 0.20 < CT6/CT5 < 7.0.Whereby, facilitate the thickness of appropriately configured 5th lens and the 6th lens to avoid the sky of lens
Between configure it is unbalance, and then promoted image quality.Preferably, it can the following condition of further satisfaction: 0.20 < CT6/CT5 < 6.50.
The radius of curvature of 5th lens object side surface is R9, and the radius of curvature on the 5th lens image side surface is R10, is met
Following condition: -8.0 < (R9+R10)/(R9-R10) < 0.Whereby, the mirror shape that the 5th lens can be effectively controlled helps to contract
The total length of short imaging optical system microscope group, while enough negative refracting powers being provided, color difference is corrected with benefit.Preferably, it can be into one
Step meets following condition: -2.3 < (R9+R10)/(R9-R10) < 0.
Imaging optical system microscope group further includes an aperture, and aperture is configured between the second lens and an imaging surface.Aperture is extremely
Imaging surface is SL in the distance on optical axis, and the first lens object side surface to imaging surface is TL in the distance on optical axis, under meeting
Column condition: 0.20 < SL/TL < 0.70.Whereby, facilitate the position of appropriately configured aperture, and be able to enter the light at big visual angle
Imaging optical system microscope group, and then reinforce the advantage of wide viewing angle.
4th lens and the 5th lens are T45 in the spacing distance on optical axis, and the 5th lens and the 6th lens are on optical axis
Spacing distance be T56, following condition: 0 < T56/T45 < 5.5 can be met.Whereby, can appropriately configured close image side end it is saturating
The distance of mirror to each other is conducive to the assembling of lens and can promote production yield.
The maximum effective radius of first lens object side surface is Y11, and the maximum effective radius on the 6th lens image side surface is
Y62 can meet following condition: | Y62/Y11 | < 1.5.Whereby, facilitate to reinforce the characteristic against focus lens structure, make big visual angle
Light be able to enter imaging optical system microscope group.Preferably, it can the following condition of further satisfaction: | Y62/Y11 | < 0.55.
Referring to figure 2. 7, it is the schematic diagram for parameter Y11, Y62 being painted in the imaging optical system microscope group of first embodiment of the invention.
The half at maximum visual angle is HFOV in imaging optical system microscope group, can meet following condition: | 1/tan (HFOV) |
<0.50.Whereby, facilitate to increase field of view angle, to increase the application range of imaging optical system microscope group.
Second lens are in, with a thickness of CT2, the radius of curvature of the second lens object side surface is R3, the second lens picture on optical axis
The radius of curvature of side surface is R4, can meet following condition: -2.5 < (CT2/R3)+(CT2/R4) < -0.75.Whereby, it can fit
When the thickness and surface curvature for configuring the second lens, helps to maintain the manufacturing yield of lens and aberration can be corrected.
The radius of curvature of 6th lens object side surface is R11, and the radius of curvature on the 6th lens image side surface is R12, can
Meet following condition: 0 < (R11+R12)/(R11-R12) < 5.5.Whereby, the mirror shape of the 6th lens can be effectively controlled, favorably
In expanding field angle and be further reduced the total length of imaging optical system microscope group.
The invention discloses imaging optical system microscope group in, the material of lens can be plastic cement or glass.When the material of lens
For glass, the freedom degree of refracting power configuration can be increased.Separately working as lens material is plastic cement, then production cost can be effectively reduced.
In addition, can be aspherical to be easy to be fabricated to the shape other than spherical surface in being arranged on lens surface aspherical (ASP), obtain compared with
More controlled variables uses the number of lens to cut down aberration, and then needed for reducing, therefore optics overall length can be effectively reduced
Degree.
The invention discloses imaging optical system microscope group in, if lens surface system is convex surface and not define the convex surface position
When, then it represents that the convex surface can be located at lens surface dipped beam axis；If lens surface system is concave surface and does not define the concave surface position,
Then indicate that the concave surface can be located at lens surface dipped beam axis.If the refracting power or focal length of lens do not define its regional location,
It indicates the refracting power of the lens or focal length can be refracting power or focal length of the lens at dipped beam axis.
The invention discloses imaging optical system microscope group in, the imaging surface of imaging optical system microscope group is according to its corresponding electronics
The difference of photosensitive element can be a flat surface or have the curved surface of any curvature, particularly relate to concave surface towards the curved surface toward object side direction.
In imaging optical system microscope group of the present invention, may be provided with an at least diaphragm, can be located at the first lens before, it is each
Between mirror or after last lens, the type such as credit light diaphragm (Glare Stop) or field stop (Field of the diaphragm
Stop) etc., it can be used to reduce stray light, help to promote image quality.
The invention discloses imaging optical system microscope group in, the configuration of aperture can for preposition aperture or in set aperture.Wherein
Preposition aperture implies that aperture is set between object and the first lens, in set aperture then and indicate aperture be set to the first lens at
Between image planes.If aperture is preposition aperture, it can make to be emitted pupil (Exit Pupil) and imaging surface generates longer distance, make it have
Telecentricity (Telecentric) effect, and the CCD or CMOS that can increase electronics photosensitive element receive the efficiency of image；It is set if in
Aperture is the field angle for facilitating expansion system, and lens group is made to have the advantage of wide-angle lens.
The present invention more provides a kind of image-taking device, it includes aforementioned imaging optical system microscope group and electronics photosensitive element,
Wherein electronics photosensitive element is set on the imaging surface of imaging optical system microscope group.Preferably, the image-taking device can be wrapped further
Containing lens barrel, support device (Holder Member) or combinations thereof.
Referring to figure 2. 8,29 and 30, image-taking device 10 many-sided can be applied to reversing developing apparatus (as shown in figure 28), net
The electronic devices such as network monitoring device (as shown in figure 29) and drive recorder (as shown in figure 30).Preferably, electronic device can be into
One step includes control unit, display unit, storage element, random access memory (RAM) or combinations thereof.
The more visual demand of imaging optical system microscope group of the invention is applied in the optical system of mobile focusing, and has both excellent
The characteristic of good lens error correction and good image quality.The present invention many-sided can also be applied to three-dimensional (3D) image capture, digital phase
Machine, mobile device, tablet computer, intelligent TV, network monitoring device, drive recorder, reversing developing apparatus, body-sensing trip
In the electronic devices such as gaming machine and wearable device.Before to take off electronic device only be exemplarily to illustrate practice example of the invention
Son not limits the operation strategies of image-taking device of the invention.
According to above embodiment, specific embodiment set forth below simultaneously cooperates attached drawing to be described in detail.
<first embodiment>
Please refer to Fig. 1 and Fig. 2, wherein Fig. 1 is painted the image-taking device schematic diagram according to first embodiment of the invention, Fig. 2 by
Left-to-right is sequentially spherical aberration, astigmatism and the distortion curve of first embodiment.As shown in Figure 1, image-taking device includes imaging
System microscope group (not another label) and electronics photosensitive element 190.Imaging optical system microscope group sequentially includes by object side to image side
One lens 110, the second lens 120, aperture 100, the third lens 130, the 4th lens 140, the 5th lens 150, the 6th lens
160, infrared ray filters out filter element (IR-cut Filter) 170 and imaging surface 180.Wherein, electronics photosensitive element 190 is arranged
In on imaging surface 180.The lens (110-160) of imaging optical system microscope group are six.
First lens 110 have negative refracting power, and are plastic cement material, and object side surface 111 is convex surface at dipped beam axis,
Image side surface 112 is concave surface at dipped beam axis, and two surfaces are all aspherical.
Second lens 120 have negative refracting power, and are plastic cement material, and object side surface 121 is concave surface at dipped beam axis,
Image side surface 122 is convex surface at dipped beam axis, and two surfaces are all aspherical.
The third lens 130 have positive refracting power, and are plastic cement material, and object side surface 131 is convex surface at dipped beam axis,
Image side surface 132 is convex surface at dipped beam axis, and two surfaces are all aspherical.
4th lens 140 have positive refracting power, and are plastic cement material, and object side surface 141 is concave surface at dipped beam axis,
Image side surface 142 is convex surface at dipped beam axis, and two surfaces are all aspherical.
5th lens 150 have negative refracting power, and are plastic cement material, and object side surface 151 is concave surface at dipped beam axis,
Image side surface 152 is convex surface at dipped beam axis, and two surfaces are all aspherical.
6th lens 160 have positive refracting power, and are plastic cement material, and object side surface 161 is concave surface at dipped beam axis,
Image side surface 162 is convex surface at dipped beam axis, two surfaces be all it is aspherical, image side surface 162 has at least in off-axis place
One concave surface.
The material that infrared ray filters out filter element 170 is glass, is set between the 6th lens 160 and imaging surface 180,
Have no effect on the focal length of imaging optical system microscope group.
The aspherical fitting equation of above-mentioned each lens is expressed as follows:
X: the point for being Y apart from optical axis on aspherical, with the relative distance for being tangential on the section of intersection point on aspherical optical axis；
Y: the vertical range of point and optical axis in aspheric curve；
R: radius of curvature；
K: conical surface coefficient；And
Ai: the i-th rank asphericity coefficient.
In the imaging optical system microscope group of first embodiment, the focal length of imaging optical system microscope group is f, imaging optical system
The f-number (F-number) of microscope group is Fno, and the half at maximum visual angle is HFOV in imaging optical system microscope group, and numerical value is such as
Under: f=1.30 millimeters (mm), Fno=2.20, HFOV=98.0 degree (deg.).
The half at maximum visual angle is HFOV in imaging optical system microscope group, meets following condition: | 1/tan (HFOV) |=
0.14。
4th lens 140 and the 5th lens 150 are T45, the 5th lens 150 and the 6th lens in the spacing distance on optical axis
160 in the spacing distance on optical axis be T56, meet following condition: T56/T45=0.30.
Second lens 120 are in a thickness of CT2, the third lens 130 on optical axis in, with a thickness of CT3, meeting on optical axis
Following condition: CT2/CT3=1.66.
5th lens 150 are in a thickness of CT5, the 6th lens 160 on optical axis in, with a thickness of CT6, meeting on optical axis
Following condition: CT6/CT5=3.80.
Second lens 120 are in, with a thickness of CT2, the radius of curvature of the second lens object side surface 121 is R3 on optical axis, second
The radius of curvature on lens image side surface 122 is R4, meets following condition: (CT2/R3)+(CT2/R4)=- 1.14.
The radius of curvature of 5th lens object side surface 151 is R9, and the radius of curvature on the 5th lens image side surface 152 is R10,
It meets following condition: (R9+R10)/(R9-R10)=- 1.29.
The radius of curvature of 6th lens object side surface 161 is R11, and the radius of curvature on the 6th lens image side surface 162 is
R12 meets following condition: (R11+R12)/(R11-R12)=1.32.
The focal length of imaging optical system microscope group is f, and the first lens 110 and the second lens 120 are in the spacing distance on optical axis
For T12, meet following condition: f/T12=0.65.
The focal length of second lens 120 is f2, and the focal length of the third lens 130 is f3, meets following condition: f3/f2=-
0.06。
Aperture 100 to imaging surface 180 in the distance on optical axis be SL, the first lens object side surface 111 to imaging surface 180 in
Distance on optical axis is TL, meets following condition: SL/TL=0.50.
The maximum effective radius of first lens object side surface 111 is Y11, and the maximum on the 6th lens image side surface 162 is effectively
Radius is Y62, meets following condition: | Y62/Y11 |=0.40.
Cooperation is referring to following table one and table two.
Table one is the detailed structured data of Fig. 1 first embodiment, and wherein the unit of radius of curvature, thickness and focal length is millimeter
(mm), and surface 0 to 16 is sequentially indicated by the surface of object side to image side.Table two is the aspherical surface data in first embodiment,
In, k is the conical surface coefficient in aspheric curve equation, and A4 to A14 then indicates each the 4 to 14th rank asphericity coefficient of surface.This
Outside, following embodiment table is the schematic diagram and aberration curve figure of corresponding each embodiment, and the definition of data is all with the in table
The definition of the table one and table two of one embodiment is identical, and not in this to go forth.
<second embodiment>
Referring to figure 3. and Fig. 4, wherein Fig. 3 is painted the image-taking device schematic diagram according to second embodiment of the invention, Fig. 4 by
Left-to-right is sequentially spherical aberration, astigmatism and the distortion curve of second embodiment.From the figure 3, it may be seen that image-taking device includes imaging
System microscope group (not another label) and electronics photosensitive element 290.Imaging optical system microscope group sequentially includes by object side to image side
One lens 210, the second lens 220, aperture 200, the third lens 230, the 4th lens 240, the 5th lens 250, the 6th lens
260, infrared ray filters out filter element (IR-cut Filter) 270 and imaging surface 280.Wherein, electronics photosensitive element 290 is arranged
In on imaging surface 280.The lens (210-260) of imaging optical system microscope group are six.
First lens 210 have negative refracting power, and are plastic cement material, and object side surface 211 is convex surface at dipped beam axis,
Image side surface 212 is concave surface at dipped beam axis, and two surfaces are all aspherical.
Second lens 220 have negative refracting power, and are plastic cement material, and object side surface 221 is concave surface at dipped beam axis,
Image side surface 222 is convex surface at dipped beam axis, and two surfaces are all aspherical.
The third lens 230 have positive refracting power, and are plastic cement material, and object side surface 231 is convex surface at dipped beam axis,
Image side surface 232 is convex surface at dipped beam axis, and two surfaces are all aspherical.
4th lens 240 have positive refracting power, and are plastic cement material, and object side surface 241 is concave surface at dipped beam axis,
Image side surface 242 is convex surface at dipped beam axis, and two surfaces are all aspherical.
5th lens 250 have negative refracting power, and are plastic cement material, and object side surface 251 is concave surface at dipped beam axis,
Image side surface 252 is convex surface at dipped beam axis, and two surfaces are all aspherical.
6th lens 260 have positive refracting power, and are plastic cement material, and object side surface 261 is concave surface at dipped beam axis,
Image side surface 262 is convex surface at dipped beam axis, two surfaces be all it is aspherical, image side surface 262 has at least in off-axis place
One concave surface.
The material that infrared ray filters out filter element 270 is glass, is set between the 6th lens 260 and imaging surface 280,
Have no effect on the focal length of imaging optical system microscope group.
It please cooperate referring to following table three and table four.
In second embodiment, aspherical fitting equation indicates the form such as first embodiment.In addition, described in following table
Definition is all identical with the first embodiment, and not in this to go forth.
<3rd embodiment>
Referring to figure 5. and Fig. 6, wherein Fig. 5 is painted the image-taking device schematic diagram according to third embodiment of the invention, Fig. 6 by
Left-to-right is sequentially spherical aberration, astigmatism and the distortion curve of 3rd embodiment.As shown in Figure 5, image-taking device includes imaging
System microscope group (not another label) and electronics photosensitive element 390.Imaging optical system microscope group sequentially includes by object side to image side
One lens 310, the second lens 320, the third lens 330, aperture 300, the 4th lens 340, the 5th lens 350, the 6th lens
360, infrared ray filters out filter element (IR-cut Filter) 370 and imaging surface 380.Wherein, electronics photosensitive element 390 is arranged
In on imaging surface 380.The lens (310-360) of imaging optical system microscope group are six.
First lens 310 have negative refracting power, and are plastic cement material, and object side surface 311 is convex surface at dipped beam axis,
Image side surface 312 is concave surface at dipped beam axis, and two surfaces are all aspherical.
Second lens 320 have negative refracting power, and are plastic cement material, and object side surface 321 is concave surface at dipped beam axis,
Image side surface 322 is convex surface at dipped beam axis, and two surfaces are all aspherical.
The third lens 330 have positive refracting power, and are plastic cement material, and object side surface 331 is convex surface at dipped beam axis,
Image side surface 332 is convex surface at dipped beam axis, and two surfaces are all aspherical.
4th lens 340 have positive refracting power, and are plastic cement material, and object side surface 341 is concave surface at dipped beam axis,
Image side surface 342 is convex surface at dipped beam axis, and two surfaces are all aspherical.
5th lens 350 have negative refracting power, and are plastic cement material, and object side surface 351 is concave surface at dipped beam axis,
Image side surface 352 is convex surface at dipped beam axis, and two surfaces are all aspherical.
6th lens 360 have positive refracting power, and are plastic cement material, and object side surface 361 is concave surface at dipped beam axis,
Image side surface 362 is convex surface at dipped beam axis, two surfaces be all it is aspherical, image side surface 362 has at least in off-axis place
One concave surface.
The material that infrared ray filters out filter element 370 is glass, is set between the 6th lens 360 and imaging surface 380,
Have no effect on the focal length of imaging optical system microscope group.
It please cooperate referring to following table five and table six.
In 3rd embodiment, aspherical fitting equation indicates the form such as first embodiment.In addition, described in following table
Definition is all identical with the first embodiment, and not in this to go forth.
<fourth embodiment>
Please refer to Fig. 7 and Fig. 8, wherein Fig. 7 is painted the image-taking device schematic diagram according to fourth embodiment of the invention, Fig. 8 by
Left-to-right is sequentially spherical aberration, astigmatism and the distortion curve of fourth embodiment.As shown in Figure 7, image-taking device includes imaging
System microscope group (not another label) and electronics photosensitive element 490.Imaging optical system microscope group sequentially includes by object side to image side
One lens 410, the second lens 420, the third lens 430, aperture 400, the 4th lens 440, the 5th lens 450, the 6th lens
460, infrared ray filters out filter element (IR-cut Filter) 470 and imaging surface 480.Wherein, electronics photosensitive element 490 is arranged
In on imaging surface 480.The lens (410-460) of imaging optical system microscope group are six.
First lens 410 have negative refracting power, and are plastic cement material, and object side surface 411 is convex surface at dipped beam axis,
Image side surface 412 is concave surface at dipped beam axis, and two surfaces are all aspherical.
Second lens 420 have positive refracting power, and are plastic cement material, and object side surface 421 is concave surface at dipped beam axis,
Image side surface 422 is convex surface at dipped beam axis, and two surfaces are all aspherical.
The third lens 430 have positive refracting power, and are plastic cement material, and object side surface 431 is convex surface at dipped beam axis,
Image side surface 432 is convex surface at dipped beam axis, and two surfaces are all aspherical.
4th lens 440 have positive refracting power, and are plastic cement material, and object side surface 441 is concave surface at dipped beam axis,
Image side surface 442 is convex surface at dipped beam axis, and two surfaces are all aspherical.
5th lens 450 have negative refracting power, and are plastic cement material, and object side surface 451 is concave surface at dipped beam axis,
Image side surface 452 is concave surface at dipped beam axis, and two surfaces are all aspherical.
6th lens 460 have positive refracting power, and are plastic cement material, and object side surface 461 is concave surface at dipped beam axis,
Image side surface 462 is convex surface at dipped beam axis, two surfaces be all it is aspherical, image side surface 462 has at least in off-axis place
One concave surface.
The material that infrared ray filters out filter element 470 is glass, is set between the 6th lens 460 and imaging surface 480,
Have no effect on the focal length of imaging optical system microscope group.
It please cooperate referring to following table seven and table eight.
In fourth embodiment, aspherical fitting equation indicates the form such as first embodiment.In addition, described in following table
Definition is all identical with the first embodiment, and not in this to go forth.
<the 5th embodiment>
Fig. 9 and Figure 10 is please referred to, wherein Fig. 9 is painted the image-taking device schematic diagram according to fifth embodiment of the invention, Figure 10
It is from left to right sequentially spherical aberration, astigmatism and the distortion curve of the 5th embodiment.As shown in Figure 9, image-taking device includes imaging
Optical system microscope group (not another label) and electronics photosensitive element 590.Imaging optical system microscope group sequentially includes by object side to image side
First lens 510, the second lens 520, aperture 500, the third lens 530, the 4th lens 540, the 5th lens 550, the 6th lens
560, infrared ray filters out filter element (IR-cut Filter) 570 and imaging surface 580.Wherein, electronics photosensitive element 590 is arranged
In on imaging surface 580.The lens (510-560) of imaging optical system microscope group are six.
First lens 510 have negative refracting power, and are plastic cement material, and object side surface 511 is convex surface at dipped beam axis,
Image side surface 512 is concave surface at dipped beam axis, and two surfaces are all aspherical.
Second lens 520 have positive refracting power, and are plastic cement material, and object side surface 521 is concave surface at dipped beam axis,
Image side surface 522 is convex surface at dipped beam axis, and two surfaces are all aspherical.
The third lens 530 have positive refracting power, and are plastic cement material, and object side surface 531 is concave surface at dipped beam axis,
Image side surface 532 is convex surface at dipped beam axis, and two surfaces are all aspherical.
4th lens 540 have positive refracting power, and are plastic cement material, and object side surface 541 is convex surface at dipped beam axis,
Image side surface 542 is convex surface at dipped beam axis, and two surfaces are all aspherical.
5th lens 550 have negative refracting power, and are plastic cement material, and object side surface 551 is concave surface at dipped beam axis,
Image side surface 552 is concave surface at dipped beam axis, and two surfaces are all aspherical.
6th lens 560 have positive refracting power, and are plastic cement material, and object side surface 561 is concave surface at dipped beam axis,
Image side surface 562 is convex surface at dipped beam axis, two surfaces be all it is aspherical, image side surface 562 has at least in off-axis place
One concave surface.
The material that infrared ray filters out filter element 570 is glass, is set between the 6th lens 560 and imaging surface 580,
Have no effect on the focal length of imaging optical system microscope group.
It please cooperate referring to following table nine and table ten.
In 5th embodiment, aspherical fitting equation indicates the form such as first embodiment.In addition, described in following table
Definition is all identical with the first embodiment, and not in this to go forth.
<sixth embodiment>
Figure 11 and Figure 12 is please referred to, wherein Figure 11 is painted the image-taking device schematic diagram according to sixth embodiment of the invention, figure
12 be sequentially spherical aberration, astigmatism and the distortion curve of sixth embodiment from left to right.As shown in Figure 11, image-taking device include at
As optical system microscope group (not another label) and electronics photosensitive element 690.Imaging optical system microscope group is sequentially wrapped by object side to image side
Thoroughly containing the first lens 610, the second lens 620, aperture 600, the third lens 630, the 4th lens 640, the 5th lens the 650, the 6th
Mirror 660, infrared ray filter out filter element (IR-cut Filter) 670 and imaging surface 680.Wherein, electronics photosensitive element 690 is set
It is placed on imaging surface 680.The lens (610-660) of imaging optical system microscope group are six.
First lens 610 have negative refracting power, and are plastic cement material, and object side surface 611 is convex surface at dipped beam axis,
Image side surface 612 is concave surface at dipped beam axis, and two surfaces are all aspherical.
Second lens 620 have negative refracting power, and are plastic cement material, and object side surface 621 is concave surface at dipped beam axis,
Image side surface 622 is convex surface at dipped beam axis, and two surfaces are all aspherical.
The third lens 630 have positive refracting power, and are plastic cement material, and object side surface 631 is convex surface at dipped beam axis,
Image side surface 632 is convex surface at dipped beam axis, and two surfaces are all aspherical.
4th lens 640 have positive refracting power, and are plastic cement material, and object side surface 641 is convex surface at dipped beam axis,
Image side surface 642 is convex surface at dipped beam axis, and two surfaces are all aspherical.
5th lens 650 have negative refracting power, and are plastic cement material, and object side surface 651 is concave surface at dipped beam axis,
Image side surface 652 is concave surface at dipped beam axis, and two surfaces are all aspherical.
6th lens 660 have positive refracting power, and are plastic cement material, and object side surface 661 is concave surface at dipped beam axis,
Image side surface 662 is convex surface at dipped beam axis, two surfaces be all it is aspherical, image side surface 662 has at least in off-axis place
One concave surface.
The material that infrared ray filters out filter element 670 is glass, is set between the 6th lens 660 and imaging surface 680,
Have no effect on the focal length of imaging optical system microscope group.
It please cooperate referring to following table 11 and table 12.
In sixth embodiment, aspherical fitting equation indicates the form such as first embodiment.In addition, described in following table
Definition is all identical with the first embodiment, and not in this to go forth.
<the 7th embodiment>
Figure 13 and Figure 14 is please referred to, wherein Figure 13 is painted the image-taking device schematic diagram according to seventh embodiment of the invention, figure
14 be sequentially spherical aberration, astigmatism and the distortion curve of the 7th embodiment from left to right.As shown in Figure 13, image-taking device include at
As optical system microscope group (not another label) and electronics photosensitive element 790.Imaging optical system microscope group is sequentially wrapped by object side to image side
Thoroughly containing the first lens 710, the second lens 720, aperture 700, the third lens 730, the 4th lens 740, the 5th lens the 750, the 6th
Mirror 760, infrared ray filter out filter element (IR-cut Filter) 770 and imaging surface 780.Wherein, electronics photosensitive element 790 is set
It is placed on imaging surface 780.The lens (710-760) of imaging optical system microscope group are six.
First lens 710 have negative refracting power, and are plastic cement material, and object side surface 711 is concave surface at dipped beam axis,
Image side surface 712 is concave surface at dipped beam axis, and two surfaces are all aspherical.
Second lens 720 have negative refracting power, and are glass material, and object side surface 721 is concave surface at dipped beam axis,
Image side surface 722 is convex surface at dipped beam axis, and two surfaces are all aspherical.
The third lens 730 have positive refracting power, and are plastic cement material, and object side surface 731 is convex surface at dipped beam axis,
Image side surface 732 is convex surface at dipped beam axis, and two surfaces are all aspherical.
4th lens 740 have positive refracting power, and are plastic cement material, and object side surface 741 is convex surface at dipped beam axis,
Image side surface 742 is convex surface at dipped beam axis, and two surfaces are all aspherical.
5th lens 750 have negative refracting power, and are plastic cement material, and object side surface 751 is concave surface at dipped beam axis,
Image side surface 752 is convex surface at dipped beam axis, and two surfaces are all aspherical.
6th lens 760 have positive refracting power, and are plastic cement material, and object side surface 761 is concave surface at dipped beam axis,
Image side surface 762 is convex surface at dipped beam axis, two surfaces be all it is aspherical, image side surface 762 has at least in off-axis place
One concave surface.
The material that infrared ray filters out filter element 770 is glass, is set between the 6th lens 760 and imaging surface 780,
Have no effect on the focal length of imaging optical system microscope group.
It please cooperate referring to following table 13 and table 14.
In 7th embodiment, aspherical fitting equation indicates the form such as first embodiment.In addition, described in following table
Definition is all identical with the first embodiment, and not in this to go forth.
<the 8th embodiment>
Figure 15 and Figure 16 is please referred to, wherein Figure 15 is painted the image-taking device schematic diagram according to eighth embodiment of the invention, figure
16 be sequentially spherical aberration, astigmatism and the distortion curve of the 8th embodiment from left to right.As shown in Figure 15, image-taking device include at
As optical system microscope group (not another label) and electronics photosensitive element 890.Imaging optical system microscope group is sequentially wrapped by object side to image side
Thoroughly containing the first lens 810, the second lens 820, aperture 800, the third lens 830, the 4th lens 840, the 5th lens the 850, the 6th
Mirror 860, infrared ray filter out filter element (IR-cut Filter) 870 and imaging surface 880.Wherein, electronics photosensitive element 890 is set
It is placed on imaging surface 880.The lens (810-860) of imaging optical system microscope group are six.
First lens 810 have negative refracting power, and are plastic cement material, and object side surface 811 is convex surface at dipped beam axis,
Image side surface 812 is concave surface at dipped beam axis, and two surfaces are all aspherical.
Second lens 820 have negative refracting power, and are plastic cement material, and object side surface 821 is concave surface at dipped beam axis,
Image side surface 822 is convex surface at dipped beam axis, and two surfaces are all aspherical.
The third lens 830 have positive refracting power, and are plastic cement material, and object side surface 831 is convex surface at dipped beam axis,
Image side surface 832 is convex surface at dipped beam axis, and two surfaces are all aspherical.
4th lens 840 have positive refracting power, and are plastic cement material, and object side surface 841 is concave surface at dipped beam axis,
Image side surface 842 is convex surface at dipped beam axis, and two surfaces are all aspherical.
5th lens 850 have negative refracting power, and are plastic cement material, and object side surface 851 is concave surface at dipped beam axis,
Image side surface 852 is convex surface at dipped beam axis, and two surfaces are all aspherical.
6th lens 860 have positive refracting power, and are plastic cement material, and object side surface 861 is concave surface at dipped beam axis,
Image side surface 862 is convex surface at dipped beam axis, two surfaces be all it is aspherical, image side surface 862 has at least in off-axis place
One concave surface.
The material that infrared ray filters out filter element 870 is glass, is set between the 6th lens 860 and imaging surface 880,
Have no effect on the focal length of imaging optical system microscope group.
It please cooperate referring to following table 15 and table 16.
In 8th embodiment, aspherical fitting equation indicates the form such as first embodiment.In addition, described in following table
Definition is all identical with the first embodiment, and not in this to go forth.
<the 9th embodiment>
Figure 17 and Figure 18 is please referred to, wherein Figure 17 is painted the image-taking device schematic diagram according to ninth embodiment of the invention, figure
18 be sequentially spherical aberration, astigmatism and the distortion curve of the 9th embodiment from left to right.As shown in Figure 17, image-taking device include at
As optical system microscope group (not another label) and electronics photosensitive element 990.Imaging optical system microscope group is sequentially wrapped by object side to image side
Thoroughly containing the first lens 910, the second lens 920, the third lens 930, aperture 900, the 4th lens 940, the 5th lens the 950, the 6th
Mirror 960, infrared ray filter out filter element (IR-cut Filter) 970 and imaging surface 980.Wherein, electronics photosensitive element 990 is set
It is placed on imaging surface 980.The lens (910-960) of imaging optical system microscope group are six.
First lens 910 have negative refracting power, and are plastic cement material, and object side surface 911 is concave surface at dipped beam axis,
Image side surface 912 is concave surface at dipped beam axis, and two surfaces are all aspherical.
Second lens 920 have positive refracting power, and are plastic cement material, and object side surface 921 is concave surface at dipped beam axis,
Image side surface 922 is convex surface at dipped beam axis, and two surfaces are all aspherical.
The third lens 930 have positive refracting power, and are plastic cement material, and object side surface 931 is convex surface at dipped beam axis,
Image side surface 932 is convex surface at dipped beam axis, and two surfaces are all aspherical.
4th lens 940 have positive refracting power, and are plastic cement material, and object side surface 941 is concave surface at dipped beam axis,
Image side surface 942 is convex surface at dipped beam axis, and two surfaces are all aspherical.
5th lens 950 have negative refracting power, and are plastic cement material, and object side surface 951 is concave surface at dipped beam axis,
Image side surface 952 is concave surface at dipped beam axis, and two surfaces are all aspherical.
6th lens 960 have positive refracting power, and are plastic cement material, and object side surface 961 is concave surface at dipped beam axis,
Image side surface 962 is convex surface at dipped beam axis, two surfaces be all it is aspherical, image side surface 962 has at least in off-axis place
One concave surface.
The material that infrared ray filters out filter element 970 is glass, is set between the 6th lens 960 and imaging surface 980,
Have no effect on the focal length of imaging optical system microscope group.
It please cooperate referring to following table 17 and table 18.
In 9th embodiment, aspherical fitting equation indicates the form such as first embodiment.In addition, described in following table
Definition is all identical with the first embodiment, and not in this to go forth.
<the tenth embodiment>
Figure 19 and Figure 20 is please referred to, wherein Figure 19 is painted the image-taking device schematic diagram according to tenth embodiment of the invention, figure
20 be sequentially spherical aberration, astigmatism and the distortion curve of the tenth embodiment from left to right.It appears from figure 19 that image-taking device include at
As optical system microscope group (not another label) and electronics photosensitive element 1090.Imaging optical system microscope group is sequentially wrapped by object side to image side
Containing the first lens 1010, the second lens 1020, the third lens 1030, aperture 1000, the 4th lens 1040, the 5th lens 1050,
6th lens 1060, infrared ray filter out filter element (IR-cut Filter) 1070 and imaging surface 1080.Wherein, electronics is photosensitive
Element 1090 is set on imaging surface 1080.The lens (1010-1060) of imaging optical system microscope group are six.
First lens 1010 have negative refracting power, and are plastic cement material, and object side surface 1011 is concave surface at dipped beam axis,
Its image side surface 1012 is concave surface at dipped beam axis, and two surfaces are all aspherical.
Second lens 1020 have positive refracting power, and are plastic cement material, and object side surface 1021 is concave surface at dipped beam axis,
Its image side surface 1022 is convex surface at dipped beam axis, and two surfaces are all aspherical.
The third lens 1030 have positive refracting power, and are plastic cement material, and object side surface 1031 is convex surface at dipped beam axis,
Its image side surface 1032 is convex surface at dipped beam axis, and two surfaces are all aspherical.
4th lens 1040 have positive refracting power, and are plastic cement material, and object side surface 1041 is concave surface at dipped beam axis,
Its image side surface 1042 is convex surface at dipped beam axis, and two surfaces are all aspherical.
5th lens 1050 have negative refracting power, and are plastic cement material, and object side surface 1051 is concave surface at dipped beam axis,
Its image side surface 1052 is concave surface at dipped beam axis, and two surfaces are all aspherical.
6th lens 1060 have positive refracting power, and are plastic cement material, and object side surface 1061 is concave surface at dipped beam axis,
Its image side surface 1062 at dipped beam axis be convex surface, two surfaces be all it is aspherical, image side surface 1062 has in off-axis place
An at least concave surface.
The material that infrared ray filters out filter element 1070 is glass, be set to the 6th lens 1060 and imaging surface 1080 it
Between, have no effect on the focal length of imaging optical system microscope group.
It please cooperate referring to following table 19 and table 20.
In tenth embodiment, aspherical fitting equation indicates the form such as first embodiment.In addition, described in following table
Definition is all identical with the first embodiment, and not in this to go forth.
<the 11st embodiment>
1 and Figure 22 referring to figure 2., wherein Figure 21 is painted the image-taking device schematic diagram according to eleventh embodiment of the invention,
Figure 22 is sequentially spherical aberration, astigmatism and the distortion curve of the 11st embodiment from left to right.As shown in Figure 21, image-taking device packet
Microscope group containing imaging optical system (not another label) and electronics photosensitive element 1190.Imaging optical system microscope group by object side to image side according to
Sequence includes the first lens 1110, the second lens 1120, the third lens 1130, aperture 1100, the 4th lens 1140, the 5th lens
1150, the 6th lens 1160, infrared ray filter out filter element (IR-cut Filter) 1170 and imaging surface 1180.Wherein, electronics
Photosensitive element 1190 is set on imaging surface 1180.The lens (1110-1160) of imaging optical system microscope group are six.
First lens 1110 have negative refracting power, and are plastic cement material, and object side surface 1111 is convex surface at dipped beam axis,
Its image side surface 1112 is concave surface at dipped beam axis, and two surfaces are all aspherical.
Second lens 1120 have negative refracting power, and are plastic cement material, and object side surface 1121 is concave surface at dipped beam axis,
Its image side surface 1122 is convex surface at dipped beam axis, and two surfaces are all aspherical.
The third lens 1130 have positive refracting power, and are plastic cement material, and object side surface 1131 is convex surface at dipped beam axis,
Its image side surface 1132 is convex surface at dipped beam axis, and two surfaces are all aspherical.
4th lens 1140 have positive refracting power, and are plastic cement material, and object side surface 1141 is concave surface at dipped beam axis,
Its image side surface 1142 is convex surface at dipped beam axis, and two surfaces are all aspherical.
5th lens 1150 have negative refracting power, and are plastic cement material, and object side surface 1151 is concave surface at dipped beam axis,
Its image side surface 1152 is concave surface at dipped beam axis, and two surfaces are all aspherical.
6th lens 1160 have positive refracting power, and are plastic cement material, and object side surface 1161 is convex surface at dipped beam axis,
Its image side surface 1162 at dipped beam axis be convex surface, two surfaces be all it is aspherical, image side surface 1162 has in off-axis place
An at least concave surface.
The material that infrared ray filters out filter element 1170 is glass, be set to the 6th lens 1160 and imaging surface 1180 it
Between, have no effect on the focal length of imaging optical system microscope group.
It please cooperate referring to following table 21 and table 22.
In 11st embodiment, aspherical fitting equation indicates the form such as first embodiment.In addition, described in following table
Definition be all identical with the first embodiment, not in this to go forth.
<the 12nd embodiment>
3 and Figure 24 referring to figure 2., wherein Figure 23 is painted the image-taking device schematic diagram according to twelveth embodiment of the invention,
Figure 24 is sequentially spherical aberration, astigmatism and the distortion curve of the 12nd embodiment from left to right.As shown in Figure 23, image-taking device packet
Microscope group containing imaging optical system (not another label) and electronics photosensitive element 1290.Imaging optical system microscope group by object side to image side according to
Sequence includes the first lens 1210, the second lens 1220, the third lens 1230, aperture 1200, the 4th lens 1240, the 5th lens
1250, the 6th lens 1260, infrared ray filter out filter element (IR-cut Filter) 1270 and imaging surface 1280.Wherein, electronics
Photosensitive element 1290 is set on imaging surface 1280.The lens (1210-1260) of imaging optical system microscope group are six.
First lens 1210 have negative refracting power, and are glass material, and object side surface 1211 is convex surface at dipped beam axis,
Its image side surface 1212 is concave surface at dipped beam axis, and two surfaces are all aspherical.
Second lens 1220 have negative refracting power, and are plastic cement material, and object side surface 1221 is concave surface at dipped beam axis,
Its image side surface 1222 is convex surface at dipped beam axis, and two surfaces are all aspherical.
The third lens 1230 have positive refracting power, and are plastic cement material, and object side surface 1231 is convex surface at dipped beam axis,
Its image side surface 1232 is convex surface at dipped beam axis, and two surfaces are all aspherical.
4th lens 1240 have positive refracting power, and are plastic cement material, and object side surface 1241 is concave surface at dipped beam axis,
Its image side surface 1242 is convex surface at dipped beam axis, and two surfaces are all aspherical.
5th lens 1250 have negative refracting power, and are plastic cement material, and object side surface 1251 is concave surface at dipped beam axis,
Its image side surface 1252 is concave surface at dipped beam axis, and two surfaces are all aspherical.
6th lens 1260 have positive refracting power, and are plastic cement material, and object side surface 1261 is concave surface at dipped beam axis,
Its image side surface 1262 at dipped beam axis be convex surface, two surfaces be all it is aspherical, image side surface 1262 has in off-axis place
An at least concave surface.
The material that infrared ray filters out filter element 1270 is glass, be set to the 6th lens 1260 and imaging surface 1280 it
Between, have no effect on the focal length of imaging optical system microscope group.
It please cooperate referring to following table 23 and table 24.
In 12nd embodiment, aspherical fitting equation indicates the form such as first embodiment.In addition, described in following table
Definition be all identical with the first embodiment, not in this to go forth.
<the 13rd embodiment>
5 and Figure 26 referring to figure 2., wherein Figure 25 is painted the image-taking device schematic diagram according to thriteenth embodiment of the invention,
Figure 26 is sequentially spherical aberration, astigmatism and the distortion curve of the 13rd embodiment from left to right.As shown in Figure 25, image-taking device packet
Microscope group containing imaging optical system (not another label) and electronics photosensitive element 1390.Imaging optical system microscope group by object side to image side according to
Sequence includes the first lens 1310, the second lens 1320, the third lens 1330, aperture 1300, the 4th lens 1340, the 5th lens
1350, the 6th lens 1360, infrared ray filter out filter element (IR-cut Filter) 1370 and imaging surface 1380.Wherein, electronics
Photosensitive element 1390 is set on imaging surface 1380.The lens (1310-1360) of imaging optical system microscope group are six.
First lens 1310 have negative refracting power, and are plastic cement material, and object side surface 1311 is convex surface at dipped beam axis,
Its image side surface 1312 is concave surface at dipped beam axis, and two surfaces are all aspherical.
Second lens 1320 have positive refracting power, and are plastic cement material, and object side surface 1321 is concave surface at dipped beam axis,
Its image side surface 1322 is convex surface at dipped beam axis, and two surfaces are all aspherical.
The third lens 1330 have positive refracting power, and are plastic cement material, and object side surface 1331 is concave surface at dipped beam axis,
Its image side surface 1332 is convex surface at dipped beam axis, and two surfaces are all aspherical.
4th lens 1340 have positive refracting power, and are plastic cement material, and object side surface 1341 is convex surface at dipped beam axis,
Its image side surface 1342 is convex surface at dipped beam axis, and two surfaces are all aspherical.
5th lens 1350 have negative refracting power, and are plastic cement material, and object side surface 1351 is concave surface at dipped beam axis,
Its image side surface 1352 is concave surface at dipped beam axis, and two surfaces are all aspherical.
6th lens 1360 have positive refracting power, and are plastic cement material, and object side surface 1361 is convex surface at dipped beam axis,
Its image side surface 1362 is convex surface at dipped beam axis, and two surfaces are all aspherical.
The material that infrared ray filters out filter element 1370 is glass, be set to the 6th lens 1360 and imaging surface 1380 it
Between, have no effect on the focal length of imaging optical system microscope group.
It please cooperate referring to following table 25 and table 26.
In 13rd embodiment, aspherical fitting equation indicates the form such as first embodiment.In addition, described in following table
Definition be all identical with the first embodiment, not in this to go forth.
Although the present invention is disclosed above with embodiment, however, it is not to limit the invention, any to be familiar with this skill
Person, without departing from the spirit and scope of the present invention, when can be used for a variety of modifications and variations, therefore protection scope of the present invention is worked as
Subject to the scope of which is defined in the appended claims.
Claims (27)
1. a kind of imaging optical system microscope group, which is characterized in that sequentially include by object side to image side:
One first lens have negative refracting power；
One second lens, object side surface are concave surface at dipped beam axis, and image side surface is convex surface at dipped beam axis；
One the third lens have positive refracting power；
One the 4th lens have positive refracting power；
One the 5th lens have negative refracting power；And
One the 6th lens have positive refracting power；
Wherein, the lens sum of the imaging optical system microscope group is six, and the focal length of the imaging optical system microscope group is f, this
The focal length of two lens is f2, and the focal length of the third lens is f3, and second lens are in, with a thickness of CT2, the third is saturating on optical axis
Mirror on optical axis with a thickness of CT3, first lens and second lens in the spacing distance on optical axis be T12, under meeting
Column condition:
- 1.0 < f3/f2 < 1.50；
1.20 < CT2/CT3 < 7.50；And
0 < f/T12 < 1.35.
2. imaging optical system microscope group according to claim 1, which is characterized in that the focal length of second lens is f2, should
The focal length of the third lens is f3, meets following condition:
- 0.50 < f3/f2 < 0.60.
3. imaging optical system microscope group according to claim 1, which is characterized in that the focal length of the imaging optical system microscope group
For f, which is T12 in the spacing distance on optical axis with second lens, meets following condition:
0 < f/T12 < 0.80.
4. imaging optical system microscope group according to claim 1, which is characterized in that the 5th lens are in the thickness on optical axis
For CT5, the 6th lens are in, with a thickness of CT6, meeting following condition on optical axis:
0.20 < CT6/CT5 < 6.50.
5. imaging optical system microscope group according to claim 1, which is characterized in that the 4th lens and the 5th lens in
Spacing distance on optical axis be T45, the 5th lens and the 6th lens in the spacing distance on optical axis be T56, under meeting
Column condition:
0 < T56/T45 < 5.5.
6. imaging optical system microscope group according to claim 1, which is characterized in that the maximum of the first lens object side surface
Effective radius is Y11, and the maximum effective radius on the 6th lens image side surface is Y62, meets following condition:
| Y62/Y11 | < 0.55.
7. imaging optical system microscope group according to claim 1, which is characterized in that maximum in the imaging optical system microscope group
The half at visual angle is HFOV, meets following condition:
| 1/tan (HFOV) | < 0.50.
8. imaging optical system microscope group according to claim 1, which is characterized in that each two in the imaging optical system microscope group
Between adjacent lens on optical axis all have an airspace, and in the imaging optical system microscope group object side surface of each lens with
Image side surface is all aspherical.
9. a kind of imaging optical system microscope group, which is characterized in that sequentially include by object side to image side:
One first lens have negative refracting power；
One second lens, object side surface are concave surface at dipped beam axis, and image side surface is convex surface at dipped beam axis；
One the third lens have positive refracting power；
One the 4th lens have positive refracting power；
One the 5th lens have negative refracting power；And
One the 6th lens have positive refracting power；
Wherein, the lens sum of the imaging optical system microscope group is six, and the focal length of the imaging optical system microscope group is f, this
The focal length of two lens is f2, and the focal length of the third lens is f3, and second lens are in, with a thickness of CT2, the third is saturating on optical axis
Mirror is in, with a thickness of CT3, the 5th lens are in, with a thickness of CT5, the 6th lens are in the thickness on optical axis on optical axis on optical axis
For CT6, the radius of curvature of the 5th lens object side surface is R9, and the radius of curvature on the 5th lens image side surface is R10, this
One lens are T12 in the spacing distance on optical axis with second lens, meet following condition:
- 1.0 < f3/f2 < 1.0；
0.80 < CT2/CT3 < 7.50；
0 < f/T12 < 1.50；
0.20 < CT6/CT5 < 7.0；And
- 8.0 < (R9+R10)/(R9-R10) < 0.
10. imaging optical system microscope group according to claim 9, which is characterized in that the 6th lens image side surface is in close
It is convex surface at optical axis, and the 6th lens image side surface has an at least concave surface in off-axis place.
11. imaging optical system microscope group according to claim 9, which is characterized in that the focal length of second lens is f2, should
The focal length of the third lens is f3, meets following condition:
- 0.50 < f3/f2 < 0.60.
12. imaging optical system microscope group according to claim 9, which is characterized in that the coke of the imaging optical system microscope group
Away from for f, first lens and second lens are T12 in the spacing distance on optical axis, meet following condition:
0 < f/T12 < 0.80.
13. imaging optical system microscope group according to claim 9, which is characterized in that in the imaging optical system microscope group most
The half at big visual angle is HFOV, meets following condition:
| 1/tan (HFOV) | < 0.50.
14. imaging optical system microscope group according to claim 9, which is characterized in that second lens are in the thickness on optical axis
Degree is CT2, and the radius of curvature of the second lens object side surface is R3, and the radius of curvature on the second lens image side surface is R4,
Meet following condition:
- 2.5 < (CT2/R3)+(CT2/R4) < -0.75.
15. imaging optical system microscope group according to claim 9, which is characterized in that the song of the 5th lens object side surface
Rate radius is R9, and the radius of curvature on the 5th lens image side surface is R10, meets following condition:
- 2.3 < (R9+R10)/(R9-R10) < 0.
16. imaging optical system microscope group according to claim 9, which is characterized in that the song of the 6th lens object side surface
Rate radius is R11, and the radius of curvature on the 6th lens image side surface is R12, meets following condition:
0 < (R11+R12)/(R11-R12) < 5.5.
17. imaging optical system microscope group according to claim 9, which is characterized in that each in the imaging optical system microscope group
In all having an airspace on optical axis between two adjacent lens, the 4th lens and the 5th lens are in the interval distance on optical axis
From for T45, the 5th lens and the 6th lens are T56 in the spacing distance on optical axis, meet following condition:
0 < T56/T45 < 5.5.
18. a kind of image-taking device, characterized by comprising:
Imaging optical system microscope group as claimed in claim 9；And
One electronics photosensitive element, wherein the electronics photosensitive element is set on an imaging surface of the imaging optical system microscope group.
19. a kind of electronic device, characterized by comprising:
Image-taking device as claimed in claim 18.
20. a kind of imaging optical system microscope group, which is characterized in that sequentially include by object side to image side:
One first lens have negative refracting power；
One second lens, object side surface are concave surface at dipped beam axis, and image side surface is convex surface at dipped beam axis；
One the third lens have positive refracting power；
One the 4th lens have positive refracting power, and object side surface is concave surface at dipped beam axis, and image side surface is at dipped beam axis
Convex surface；
One the 5th lens have negative refracting power；And
One the 6th lens have positive refracting power；
Wherein, the lens sum of the imaging optical system microscope group is six, and the focal length of second lens is f2, the third lens
Focal length is f3, which further includes an aperture, which is set between second lens and an imaging surface,
The aperture is SL in the distance on optical axis to the imaging surface, and the first lens object side surface to the imaging surface is in the distance on optical axis
For TL, meet following condition:
- 1.0 < f3/f2 < 1.0；And
0.20 < SL/TL < 0.70.
21. imaging optical system microscope group according to claim 20, which is characterized in that the third lens object side surface is in close
It is convex surface at optical axis.
22. imaging optical system microscope group according to claim 20, which is characterized in that the 6th lens object side surface is in close
It is concave surface at optical axis, the 6th lens image side surface is convex surface at dipped beam axis.
23. imaging optical system microscope group according to claim 20, which is characterized in that each in the imaging optical system microscope group
In all having an airspace on optical axis between two adjacent lens, the 6th lens image side surface is convex surface at dipped beam axis, should
6th lens image side surface has an at least concave surface in off-axis place.
24. imaging optical system microscope group according to claim 20, which is characterized in that the song of the 5th lens object side surface
Rate radius is R9, and the radius of curvature on the 5th lens image side surface is R10, meets following condition:
- 8.0 < (R9+R10)/(R9-R10) < 0.
25. imaging optical system microscope group according to claim 20, which is characterized in that the song of the 6th lens object side surface
Rate radius is R11, and the radius of curvature on the 6th lens image side surface is R12, meets following condition:
0 < (R11+R12)/(R11-R12) < 5.5.
26. imaging optical system microscope group according to claim 20, which is characterized in that the first lens object side surface is most
Big effective radius is Y11, and the maximum effective radius on the 6th lens image side surface is Y62, meets following condition:
| Y62/Y11 | < 1.5.
27. imaging optical system microscope group according to claim 20, which is characterized in that second lens are in the thickness on optical axis
Degree is CT2, and the radius of curvature of the second lens object side surface is R3, and the radius of curvature on the second lens image side surface is R4,
Meet following condition:
- 2.5 < (CT2/R3)+(CT2/R4) < -0.75.
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| CN110412730B (en) * | 2018-04-28 | 2022-01-07 | 宁波舜宇车载光学技术有限公司 | Optical lens |
| WO2021128261A1 (en) * | 2019-12-27 | 2021-07-01 | 诚瑞光学(常州)股份有限公司 | Image-capture optical lens |
| WO2021128267A1 (en) * | 2019-12-27 | 2021-07-01 | 诚瑞光学(常州)股份有限公司 | Image-capture optical lens |
| TWI804795B (en) * | 2021-01-07 | 2023-06-11 | 光芒光學股份有限公司 | Optical lens and fabrication method thereof |
| JP7335955B2 (en) | 2021-03-05 | 2023-08-30 | 北京小米移動軟件有限公司 | Imaging optical system and optical imaging device |
| EP4113185A4 (en) | 2021-03-05 | 2023-10-18 | Beijing Xiaomi Mobile Software Co., Ltd. | Photographing optical system and optical photographing apparatus |
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| CN202008546U (en) * | 2011-02-16 | 2011-10-12 | 大立光电股份有限公司 | Wide-angle photographic lens |
| CN104793318A (en) * | 2014-01-17 | 2015-07-22 | 大立光电股份有限公司 | Photographing optical lens, image capturing device and vehicular photographing device |
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| JP2015125150A (en) * | 2013-12-25 | 2015-07-06 | 富士フイルム株式会社 | Image-capturing lens and image-capturing device |
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| CN202008546U (en) * | 2011-02-16 | 2011-10-12 | 大立光电股份有限公司 | Wide-angle photographic lens |
| CN104793318A (en) * | 2014-01-17 | 2015-07-22 | 大立光电股份有限公司 | Photographing optical lens, image capturing device and vehicular photographing device |
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