CN206339765U - Lens, lens group and imaging lens - Google Patents
Lens, lens group and imaging lens Download PDFInfo
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- CN206339765U CN206339765U CN201621353704.8U CN201621353704U CN206339765U CN 206339765 U CN206339765 U CN 206339765U CN 201621353704 U CN201621353704 U CN 201621353704U CN 206339765 U CN206339765 U CN 206339765U
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- effective portion
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- 238000003384 imaging method Methods 0.000 title claims abstract description 25
- 230000003287 optical effect Effects 0.000 claims abstract description 55
- 230000004313 glare Effects 0.000 abstract description 26
- 206010052128 Glare Diseases 0.000 description 25
- 230000000694 effects Effects 0.000 description 8
- 230000001788 irregular Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000009738 saturating Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 241000406668 Loxodonta cyclotis Species 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model is related to a kind of optical element, specifically a kind of lens applied on portable electron device, the lens group with the lens and imaging lens.The lens are arranged in lens group, comprising：Thing side surface, image side surface, the circumferential surface for connecting the thing side surface and the image side surface；Wherein, it is a plurality of spaced annular lines that, which there is part in non-optical effective portion on image side surface, and position of the non-optical effective portion with annular lines is a non-breasting position for not being bearing on other optical elements in the lens group.Compared with the existing technology, it is a plurality of spaced annular lines that, which there is part at the non-breasting position of the non-optical live part on lens image side surface, so that veiling glare is difficult to by lens, improves the phenomenon such as ghost and credit light, improves the image quality of imaging lens.
Description
Technical field
The utility model is related to a kind of optical element, specifically it is a kind of apply on portable electron device it is saturating
Mirror, lens group and imaging lens.
Background technology
In recent years, portable electronic devices development is quick, such as intelligent electronic device, panel computer, and oneself is full of existing
For in the life of people, and it is loaded in the camera lens module on portable electronic devices and also flourishes therewith.But as science and technology is more come
More improve, user requires also more and more high for the image quality of camera lens module.
Wherein, lens are the important components of imaging lens, be it is a kind of be used for regulate and control light quantity and the optics for imaging
Element, because lens mainly realize the regulation and control and imaging of light quantity, Er Feiguang in the lens barrel of imaging lens by the effective portion of light
Effective portion is to realize the fixation in lens barrel and the assembling with other lenses.Therefore, easily to pass through veiling glare saturating in non-light effective portion
Mirror, these veiling glares finally generate the unnecessary image such as ghost or credit light on the imaging surface of microscope group, make the effect of imaging
It is not good.
Therefore, lens how are enable effectively to reduce the image quality that veiling glare lifts imaging lens, it is to be solved at present to ask
Topic.
Utility model content
The utility model in order to overcome the deficiencies in the prior art there is provided a kind of lens, the lens group with the lens and
Imaging lens with the lens group, can be when ambient enters in imaging lens, and effectively reduction veiling glare passes through lens
Risk, improves image quality.
To achieve these goals, the utility model provides a kind of lens, is arranged in lens group, comprising：Thing side table
Face；
Image side surface, it is oppositely arranged with the thing side surface, and it is non-optical effective portion that, which there is part on the image side surface,；
Circumferential surface, it connects the thing side surface and the image side surface；
Wherein, there is part in non-optical effective portion on the image side surface for the spaced annular lines of N bars, and the N
For the natural number more than 1, and non-optical effective portion carries the position of annular lines and is not bearing on for one in the lens group
The firmly non-breasting position of other optical elements.
In addition, the utility model additionally provides a kind of lens group, comprising：M pieces fold the lens set successively, and the M is more than 1
Natural number, and at least a piece of lens be lens as described above.
In addition, the utility model additionally provides a kind of imaging lens, comprising：Lens barrel；
Lens group as described above, it is arranged in the lens barrel.
The utility model compared with the existing technology, is partly set because non-optical effective portion on lens image side surface has for interval
The a plurality of annular lines put, while each annular lines is positioned at the non-breasting position in non-optical effective portion, passes through each annular lines
It can also make veiling glare irregular scattering while the non-optical effective portion's area in increase image side surface, veiling glare is difficult to by saturating
Mirror, improves the phenomenon such as ghost and credit light, improves the image quality of imaging lens.
Further, each annular lines is sequentially connected to form continuous helical structure.Because each lines is sequentially connected, it can enter
One step lifts the irregular dispersion effect of veiling glare, makes difficulty in the non-optical effective portion of lens have veiling glare to pass through, and improves the imaging of lens
Effect.
Further, the annular lines includes the first inclined-plane, the second inclined-plane being connected with first inclined-plane.Also,
In order to meet actual use demand and assembling demand, one end that first inclined-plane is connected with second inclined-plane is a circular arc
Face is a sharp portion.The intensity of incident ray can effectively be weakened by arc surface or sharp portion, make non-optical have miscellaneous in portion
Light is substantially reduced by the probability of lens.
Further, the annular lines includes a vertical plane, the inclined-plane being connected with the vertical plane.Also, in order to full
Full border is used and assembling demand, and the vertical plane is a circular arc camber with one end that the inclined-plane is connected or is one sharp
Portion.The intensity of incident ray can effectively be weakened by arc surface or sharp portion, veiling glare in non-optical effective portion is passed through lens
Probability substantially reduce.
Or, the circular arc lug boss of the annular of annular lines generally one can effectively weaken the intensity of incident ray,
Veiling glare in non-optical effective portion is set to be substantially reduced by the probability of lens.
Further, each annular lines is integrally formed with the lens.Whereby, it can maintain to manufacture convenience, and be adapted to big
Amount production, while the difficulty of assembling can also be reduced effectively, it is easy to manufacture.
Further, it is to state in lens group it for being bearing on residence that, which there be part in non-optical effective portion on the image side surface,
The breasting position of its optical element；Wherein, breasting position integral loop is around in the non-breasting position, and overall less than described
Non- breasting position.Sufficiently can mutually it be held with other optical elements so as to the breasting position that ensures lens image side surface
Lean on, and the non-breasting position on image side surface can be used for accommodating other optical elements, such as anti-dazzling screen, so that may be such that whole
The assembling of lens group is compacter.
Further, it is the effective portion of optics that, which there is part the thing side surface, and the part is the circular arc song of a sphere, evagination
Face, the circular arc camber of indent or plane.Also, it is the effective portion of optics that, which there be part on the image side surface, and the part is a ball
Face, the circular arc camber of evagination, the circular arc camber of indent or plane.By with thing side surface of different shapes and image side surface
Lens, can make lens possess different imaging effect.
Brief description of the drawings
Fig. 1 is the structural representation of the annular shading element of the utility model first embodiment；
Fig. 2 is Fig. 1 top view；
Fig. 3 is the sectional view of the annular shading element of figure the utility model first embodiment；
Fig. 4 is the partial enlarged drawing at A in Fig. 3；
Fig. 5 is the schematic diagram of annular lines on the annular shading element of the utility model second embodiment；
Fig. 6 is the schematic diagram of annular lines on the annular shading element of the embodiment of the utility model the 3rd；
Fig. 7 is the structural representation of the imaging lens of the embodiment of the utility model the 5th；
Wherein, 1 it is lens barrel, 2 be lens group, 21 to 26 be lens, 3 be anti-dazzling screen, 4 be annular shading element, 40 is
One end face, 41 be second end face portion, 42 be outer portion, 43 be internal ring portion, 211 be thing side surface, 212 be image side surface, 213
For circumferential surface, 2121 be annular lines, 21211 be the first inclined-plane, 21212 be the second inclined-plane, 2122 be bearing on position, 2123
It is sharp portion for the effective portion of optics, 21213,21214 be vertical plane, 21215 be inclined-plane, 21216 be sharp portion, 21217 is ring
The circular arc lug boss of shape.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Each embodiment of type is explained in detail.However, it will be understood by those skilled in the art that each in the utility model
In embodiment, in order that reader more fully understands the application and proposes many ins and outs.But, even if without these skills
Art details and many variations based on following embodiment and modification, can also realize the required guarantor of each claim of the application
The technical scheme of shield.
First embodiment of the present utility model is related to a kind of lens, is arranged in lens group, as shown in Figure 1, Figure 2 with Fig. 3 institutes
Show, comprising：Thing side surface 211, image side surface 212, attachment side surface 211 and the image side surface being oppositely arranged with thing side surface
212 circumferential surface 213.
Also, it is non-optical effective portion that, which there is part image side surface 212 and thing side surface 211, separately there is part effective for optics
Portion.And it is a plurality of spaced annular lines 2121 that, which there is part in non-optical effective portion on image side surface 212,.Meanwhile, such as Fig. 3 institutes
Show, the position that non-optical effective portion carries annular lines 2121 is not bearing on the non-of other optical elements in lens group for one
It is bearing on position.
Wherein, the effective portion of the optics of lens image side surface 212 and thing side surface 211 is used to be imaged, and non-optical effective portion
For effective fixation of the lens in lens barrel, and the non-breasting position in the non-optical effective portion of each lens is one in mirror
The position not supported mutually with other optical elements in the lens barrel of head, annular lines 2121 is arranged on the position.
By the above it is seen that, due to non-optical effective portion on the image side surface 212 of lens have part for interval
The a plurality of annular lines 2121 set, while each annular lines 2121 is positioned at the non-breasting position in non-optical effective portion, passes through
Each annular lines 2121 can also make veiling glare irregular scattering while increase image side table 212 non-optical effective portion's area,
The possibility that veiling glare passes through the non-optical live part of lens is reduced, makes the probability reduction of the phenomenon such as generation ghost and credit light, from
And improve the final image quality of camera lens.
In addition, as shown in figure 3, between each annular lines 2121 in the present embodiment can by the way of being sequentially connected,
So that a continuous helical structure is integrally formed in each annular lines 2121.By helical structure can increase veiling glare pass through it is saturating
The difficulty in non-optical effective portion of mirror, so as to further improve the image quality of lens.
Specifically, in the present embodiment, as shown in figure 4, each annular lines 2121 in helical structure includes first
Inclined-plane 21211, the second inclined-plane 21212 being connected with the first inclined-plane 21211.And the first inclined-plane of each annular lines 2121
21211 and second inclined-plane 21212 respectively with the first inclined-plane 21211 or the second inclined-plane of the annular lines 2121 being disposed adjacent
21212 are attached.Meanwhile, one end that the first inclined-plane 21211 of each annular lines is connected with the second inclined-plane 21212 is a point
Sharp portion 21213, so that whole annular 2121 approximate triangular structures of lines, can effectively be subtracted by sharp portion 21213
The intensity of weak incident ray, makes veiling glare in non-optical effective portion be substantially reduced by the probability of lens.And as preferred scheme,
The section of annular lines 2121 is an isosceles triangle, can so cause non-optical effective portion on lens image side surface right
When veiling glare is scattered, what can be more uniformly distributed is scattered veiling glare towards all directions, so as to further lift anti-veiling glare
Irregular dispersion effect, reduces the energy of veiling glare.
Furthermore, it is desirable to explanation, in order to further improve scattering of the non-optical effective portion in lens image side surface to veiling glare
Effect, in the present embodiment, annular lines 2121 can be paved with the non-breasting position in whole non-optical effective portion.Meanwhile, in order to
Facilitate the production and assembling of lens, each annular lines 2121 uses integrally formed technique with positive lens.
In addition, it is noted that in the present embodiment, there be portion in non-optical effective portion on lens image side surface 212
It is divided into the breasting position 2122 for being bearing on other optical elements in lens group.Wherein, the entirety of position 2122 is bearing on to be surrounded on
Non- breasting position, and it is overall less than non-breasting position.So as in practical application, lens assembling when, can be by being bearing on position
2122 are mutually bearing on other optical elements, and image side surface is with non-its height of breasting position of annular lines 2121
Again higher than breasting position 2122, as shown in figure 3, be the region of an indent, so that it can accommodate other optical elements,
Such as " anti-dazzling screen ", so that its structure after the completion of assembling is compacter.
In addition, in the present embodiment, as shown in figure 3, the effective portion 2111 of the optics of the thing side surface 211 of lens is a ball
Face, and the effective portion of optics on image side surface 212 is a plane.And in actual application process, the thing side surface 211 of lens
The effective portion of optics can also be any one in the circular arc camber of an evagination, the circular arc camber and plane of indent.And image side
During the effective portion 2123 of optics on surface 212 similarly can be a sphere, the circular arc camber of indent and the circular arc camber of evagination
Any one.
Thus it is seen that, by the lens with thing side surface of different shapes and image side surface, can possess lens
Different imaging effect.Designer can have of different shapes according to the imaging effect selection reached required for lens
Mirror.Simultaneously, it is necessary to which explanation, the effective portion of the optics of thing side surface 211 and thing side surface 211 of lens is only with sphere, evagination
Circular arc camber, the circular arc camber of indent and plane exemplified by illustrate, and in actual application, the thing side surface of lens
211 and the effective portion of optics of thing side surface 211 can also be using other shapes, and thing side not to lens in the present embodiment
The concrete shape in the effective portion of optics of surface 211 and thing side surface 211 makees specific limit.
Second embodiment of the present utility model is related to a kind of lens, second embodiment and first embodiment substantially phase
Together, its main distinction is：In the first embodiment, annular lines 2121 is by the first inclined-plane 21211 and the second inclined-plane
21212 are connected with each other composition.And in the present embodiment, as shown in figure 5, annular lines 2121 comprising a vertical plane 21214, with
The connected inclined-plane 21215 of vertical plane.
Specifically, vertical plane 21214, the inclined-plane 21215 being connected with vertical plane cause cutting for whole annular lines 2121
The approximate right angled triangle in face.Wherein, one end that vertical plane 21214 is connected with inclined-plane 21215 is a sharp portion 21216.
Thus it is seen that, sharp portion 21216 can also make veiling glare in non-optical effective portion by the probability of lens significantly
Reduction.
3rd embodiment of the present utility model is related to a kind of lens, the 3rd embodiment and first embodiment and second
Embodiment is roughly the same, and its main distinction is：In the first embodiment, annular lines 2121 is by the first inclined-plane
21211 and second inclined-plane 21212 be connected with each other composition.In this second embodiment, annular lines 2121 is by an inclined-plane 21215
It is connected with each other and constitutes with a vertical plane 21214.And in the present embodiment, as shown in fig. 6, the annular generally ring of lines 2121
The circular arc lug boss 21217 of shape.
Specifically, in the present embodiment, as shown in fig. 6, the surface of each annular lines 2121 is one unique smooth
Circular arc camber so that its constitute an annular circular arc lug boss 21217.Thus it is seen that, by by annular lines
The circular arc lug boss 21217 that 2121 designs are circularized, can equally make veiling glare in non-optical effective portion big by the probability of lens
Big reduction.
4th embodiment of the present utility model is related to a kind of lens group, is stacked gradually and constituted by multi-disc lens.
Wherein, at least a piece of lens are described in first, second or third embodiment in the lens group of present embodiment
Lens.And as preferred scheme, every lens can use lens described in first, second or third embodiment.Thus not
Hardly possible is found, passes through a plurality of annular of interval setting on the non-bearing position in non-optical effective portion on every lens image side surface 212
Lines 2121, can be while every lens image side 212 non-optical effective portion's area of table be increased, additionally it is possible to make veiling glare in every mirror
Irregular scattering on piece, reduces the possibility that veiling glare passes through the non-optical live part of lens, makes generation ghost and credit light etc. existing
The probability of elephant is preferably minimized, so as to improve the final image quality of lens group.
5th embodiment of the present utility model is related to a kind of imaging lens, as shown in fig. 7, comprising lens barrel 1, being arranged on mirror
Lens group 2 in cylinder 1, and the lens group is the lens group described in the 4th embodiment.
Wherein, it is made up of in the lens group 2 multi-disc lens, and in the present embodiment, as shown in fig. 7, lens have six
Piece, respectively lens 21 are to lens 26.In the present embodiment, illustrated by taking lens 21 as an example, the lens 21 are i.e. such as simultaneously
Lens described in first, second or third embodiment, and positioned at the entering light side of lens barrel 1.Meanwhile, except positioned at the lens into image side
Beyond 26, a piece of anti-dazzling screen 3 can be provided between every adjacent two panels lens, and provided with annular shading element 4 on lens 26, is led to
Crossing each anti-dazzling screen 3 and annular shading element 4 can block to the light that need not enter in imaging lens.
Specifically, the lens group in camera lens is in assembling, as shown in fig. 7, the periphery 213 of lens 21 is used for and lens barrel
1 mutually supports, and the breasting position 2122 on the image side surface 212 of lens 21 can be directly used for being bearing on by a plurality of annular lines 2121
Firmly lens 22, so as to realize being accurately positioned in lens barrel 21 of lens 21.Simultaneously, it is necessary to illustrate, in the present embodiment,
In addition to lens 21, lens 22 to 26 also can equally use the lens as described in first, second or third embodiment, and at this
In embodiment, it be not described in detail.
Thus it is seen that, due to non-optical effective portion on the image side surface 212 of every lens can have part for interval
The a plurality of annular lines 2121 set, while each annular lines 2121 is positioned at the non-breasting position in non-optical effective portion, passes through
Each annular lines 2121 can also make veiling glare irregular scattering while increase image side table 212 non-optical effective portion's area,
The possibility that veiling glare passes through the non-optical live part of lens is reduced, makes the probability reduction of the phenomenon such as generation ghost and credit light, from
And improve the final image quality of imaging lens.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific implementation of the present utility model
Example, and in actual applications, can to it, various changes can be made in the form and details, without departing from spirit of the present utility model
And scope.
Claims (10)
1. a kind of lens, are arranged in lens group, it is characterised in that include：
Thing side surface；
Image side surface, it is oppositely arranged with the thing side surface, and it is non-optical effective portion that, which there is part on the image side surface,；
Circumferential surface, it connects the thing side surface and the image side surface；
Wherein, it is the spaced annular lines of N bars that, which there is part in non-optical effective portion on the image side surface, and the N is big
In 1 natural number, and position of the non-optical effective portion with annular lines is not bearing on it in the lens group for one
The non-breasting position of his optical element.
2. lens according to claim 1, it is characterised in that：Each annular lines is sequentially connected to form continuous spiral knot
Structure.
3. lens according to claim 1, it is characterised in that：The annular lines includes the first inclined-plane and described first
The second connected inclined-plane of inclined-plane；
Wherein, first inclined-plane is an arc surface with one end that second inclined-plane is connected or is a sharp portion.
4. lens according to claim 1, it is characterised in that：The annular lines includes a vertical plane and described vertical
The connected inclined-plane in face；
Wherein, the vertical plane is a circular arc camber with one end that the inclined-plane is connected or is a sharp portion.
5. lens according to claim 1, it is characterised in that：The circular arc of the annular of annular lines generally one is raised
Portion.
6. lens according to claim 1, it is characterised in that：Each annular lines is integrally formed with the lens.
7. lens according to claim 1, it is characterised in that：Non-optical effective portion on the image side surface, which also has, is partly
The breasting position of other optical elements in lens group is stated for being bearing on residence；
Wherein, breasting position integral loop is around in the non-breasting position, and overall less than the non-breasting position.
8. lens according to claim 1, it is characterised in that：It is the effective portion of optics that, which there is part the thing side surface, and should
Part is a sphere, the circular arc camber of evagination, the circular arc camber of indent or plane；
It is the effective portion of optics that, which there be part on the image side surface, and the part is a sphere, the circular arc camber of evagination, the circle of indent
Arc surface or plane.
9. a kind of lens group, it is characterised in that include：M pieces fold the lens set successively, and the M is the natural number more than 1, and extremely
Rare a piece of lens are the lens described in any one in claim 1 to 8.
10. a kind of imaging lens, it is characterised in that include：
Lens barrel；
Lens group as claimed in claim 9, it is arranged in the lens barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621353704.8U CN206339765U (en) | 2016-12-10 | 2016-12-10 | Lens, lens group and imaging lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621353704.8U CN206339765U (en) | 2016-12-10 | 2016-12-10 | Lens, lens group and imaging lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206339765U true CN206339765U (en) | 2017-07-18 |
Family
ID=59308440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621353704.8U Active CN206339765U (en) | 2016-12-10 | 2016-12-10 | Lens, lens group and imaging lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206339765U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI696858B (en) * | 2019-05-10 | 2020-06-21 | 新鉅科技股份有限公司 | Lens with shielding structure and lens module |
| CN112534192A (en) * | 2018-08-10 | 2021-03-19 | 夏普株式会社 | Air conditioner |
| CN113625412A (en) * | 2020-05-09 | 2021-11-09 | Oppo广东移动通信有限公司 | Lens barrel, manufacturing method thereof, lens module, imaging device and electronic equipment |
-
2016
- 2016-12-10 CN CN201621353704.8U patent/CN206339765U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112534192A (en) * | 2018-08-10 | 2021-03-19 | 夏普株式会社 | Air conditioner |
| CN112534192B (en) * | 2018-08-10 | 2022-04-29 | 夏普株式会社 | Air conditioner |
| TWI696858B (en) * | 2019-05-10 | 2020-06-21 | 新鉅科技股份有限公司 | Lens with shielding structure and lens module |
| CN113625412A (en) * | 2020-05-09 | 2021-11-09 | Oppo广东移动通信有限公司 | Lens barrel, manufacturing method thereof, lens module, imaging device and electronic equipment |
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Effective date of registration: 20200427 Address after: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Patentee after: Raytheon solutions Pte Ltd Address before: Singapore Ang Mo Kio 10 Road 65 Patentee before: Raytheon Technology (Singapore) Co., Ltd |