CN207529085U - A kind of lens assembly - Google Patents
A kind of lens assembly Download PDFInfo
- Publication number
- CN207529085U CN207529085U CN201721388485.1U CN201721388485U CN207529085U CN 207529085 U CN207529085 U CN 207529085U CN 201721388485 U CN201721388485 U CN 201721388485U CN 207529085 U CN207529085 U CN 207529085U
- Authority
- CN
- China
- Prior art keywords
- pressure ring
- shading piece
- image side
- lens assembly
- lens
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003287 optical effect Effects 0.000 claims abstract description 40
- 238000005286 illumination Methods 0.000 claims abstract description 3
- 239000003292 glue Substances 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims 1
- 230000004313 glare Effects 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 6
- 238000003384 imaging method Methods 0.000 description 4
- 238000012216 screening Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Abstract
The utility model is related to optical image technology fields, disclose a kind of lens assembly.The lens assembly includes the lens barrel with receiving space, it is arranged in receiving space and at least there are one the lens sets of eyeglass for tool, it is set to the pressure ring of lens set image side and is set to the optical filter of lens barrel image side, lens set is fixed in receiving space by pressure ring, pressure ring is included close to the object side of object side, close to the image side surface of image side and attachment side and image side surface and close to the joint face of optical axis, lens assembly further includes the first shading piece for being fixed on pressure ring object side and the second shading piece for being fixed on pressure ring image side surface, first shading piece, second shading piece extends from pressure ring towards optical axis direction prevents the illumination reflected from optical filter from being incident upon on the joint face of pressure ring.Lens assembly provided by the utility model can effectively weaken the veiling glare inside lens assembly, improve image quality.
Description
Technical field
The utility model is related to optical image technology field, more particularly to a kind of lens assembly.
Background technology
In recent years, the rise with the development of imaging technique and with the electronic product with imaging function, optical lens group
Part is widely used in various products, and is constantly being improved and optimized always.At present, most of lens assemblies
Improvement direction is：How by lens assembly do it is small, do it is thin and by lens assembly do it is small, do thin while, it is suitable to select
, lens that there is good optical characteristic fitness and study it and how to combine and can guarantee good imaging effect.So
And the inventor of the utility model has found, during imaging, injects the light inside lens assembly easily in lens assembly
Inside is reflected, and ultimately form veiling glare, reduces image quality.
Utility model content
The purpose of this utility model is to provide a kind of lens assemblies, can effectively weaken the veiling glare in lens assembly,
Improve image quality.
In order to solve the above technical problems, the embodiment of the utility model provides a kind of lens assembly, received including having
Hold the lens barrel in space, be arranged in receiving space and at least tool there are one eyeglass lens set, be set to the pressure of lens set image side
Lens set is fixed in receiving space by ring and the optical filter for being set to lens barrel image side, pressure ring, and pressure ring includes the object close to object side
Side, the image side surface of close image side and the joint face of difference attachment side and image side surface, lens assembly, which further includes, to be fixed on
First shading piece of pressure ring object side and the second shading piece for being fixed on pressure ring image side surface, the first shading piece, the second shading piece are certainly
Pressure ring extends towards optical axis direction and prevents to be incident upon on the joint face of pressure ring from the illumination that optical filter reflects.
The embodiment of the utility model in terms of existing technologies, is set respectively on the object side of pressure ring and image side surface
The first shading piece and the second shading piece are put, and the first shading piece and the second shading piece extend towards optical axis direction, it is thus sharp
The reflected light that pressure ring is reflected towards from the optical filter of image side is absorbed respectively with first shading piece and the second shading piece, to avoid this
Part reflected light becomes veiling glare, thus weakens the veiling glare inside lens assembly, improves image quality.
In addition, image side surface include from joint face away from the horizontal-extending first connecting portion in direction of optical axis and from
The second connecting portion that first connecting portion extends vertically towards image side direction, the second shading piece are fixed on first connecting portion and connect with second
In the groove that socket part is formed.
In addition, the horizontal-extending third in direction that the image side surface of pressure ring further includes from second connecting portion away from optical axis connects
Socket part.
In addition, the image side surface of pressure ring is further included from third connecting portion towards object side and the direction far from optical axis tilts extension
4th connecting portion.
In addition, the direction the horizontal-extending 5th that the image side surface of pressure ring further includes from the 4th connecting portion away from optical axis connects
Socket part.
In addition, the first shading piece and the second shading piece are horizontally disposed.
In addition, the first shading piece and the second shading piece are anti-dazzling screen.
In addition, the first shading piece and the second shading piece are fixed on by glue on pressure ring.
In addition, second shading piece compared to first shading piece closer to optical axis.
In addition, the first shading piece is held between pressure ring and lens set.
Description of the drawings
Fig. 1 is the cross-sectional view of lens assembly in the utility model first embodiment；
Fig. 2 is the partial enlarged view of part A shown in Fig. 1.
Specific embodiment
It is new to this practicality below in conjunction with attached drawing to make the purpose of this utility model, technical solution and advantage clearer
Each embodiment of type is explained in detail.It is however, it will be understood by those skilled in the art that each in the utility model
In embodiment, many technical details are proposed in order to which reader is made to more fully understand the utility model.But even if without this
A little technical details and various changes and modifications based on the following respective embodiments, can also realize each claim of the utility model
Technical solution claimed.
The first embodiment of the utility model is related to a kind of lens assembly 100, as shown in Figure 1, the lens assembly 100 wraps
Include the lens barrel 11 with receiving space 10, the lens set 12 being arranged in receiving space 10, the pressure for being set to 12 image side of lens set
Ring 13 and the optical filter 14 for being set to 11 image side of lens barrel, at least tool is there are one eyeglass in lens set 12, and pressure ring 13 is by lens set 12
It is fixed in receiving space 10, please also refer to Fig. 2, pressure ring 13 includes object side 131, image side surface 132 and joint face 133.
Specifically, which then distinguishes attachment side 131 close to object side, the image side surface 132 close to image side, joint face 133
With image side surface 132.In the present embodiment, lens assembly 100 further includes the first shading piece 15 and the second shading piece 16, wherein,
First shading piece 15 is fixed on 13 object side 131 of pressure ring, and the second shading piece 16 is fixed on 13 image side surface 132 of pressure ring, and first
Shading piece 15, the second shading piece 16 extend from pressure ring 13 towards optical axis OO ' directions, the light reflected from optical filter 14 to be prevented to irradiate
To the joint face 133 of pressure ring 13.
In present embodiment, set respectively on the object side 131 of pressure ring 13 and image side surface 132 towards optical axis OO ' directions
The first shading piece 15 and the second shading piece 16 of extension, are absorbed by 15 and second shading piece 16 of the first shading piece from image side side
To optical filter 14 on the light that reflects, meanwhile, also avoid the reflected light be emitted directly toward pressure ring 13 joint face 133 it is concurrent
It gives birth to secondary reflection and forms veiling glare, thus greatly weaken the veiling glare inside lens assembly 100, improve lens assembly 100
Whole image quality.
It should be noted that in the present embodiment, the specific location of the first shading piece 15 is to be clamped in pressure ring 13 and mirror
Between piece group 12, second shading piece 16 is compared to first shading piece 15 closer to optical axis.
It is noted that 15 and second shading piece 16 of the first shading piece is stamped and formed out, it is arranged on pressure ring 13
On the first shading piece 15 and the second shading piece 16 can not only absorb the light reflected from optical filter 14, moreover it is possible to absorb from
The light being incident upon at other directions or structure on 15 and second shading piece 16 of the first shading piece.
In addition, as shown in Figure 1,15 and second shading piece 16 of the first anti-dazzling screen extends from pressure ring 13 towards optical axis OO ' directions
And surround a through-hole as loophole in middle section, substitute be arranged on originally it is on pressure ring, there is particular optical design ginseng
Several loophole, so that the molding of pressure ring 13 is more simple.
Preferably, as shown in Fig. 2, in the present embodiment, the image side surface 132 of pressure ring 13 further includes the first connection
Portion 132a and second connecting portion 132b, specifically, first connecting portion 132a is from joint face 133 away from the side of optical axis OO '
To horizontal-extending, second connecting portion 132b extends vertically from first connecting portion 132a towards image side direction, so so that first connects
Socket part 132a and second connecting portion 132b forms a groove 134 towards image side, which is fixed on the groove
In 134.
It is understood that first connecting portion 132a, the second connecting portion 132b of above-mentioned 13 image side surface 132 of pressure ring can be with
Other extending directions are respectively provided with, and are formed with illustrating different groove structure, here without enumerating, are needed
Bright, no matter first connecting portion 132a, second connecting portion 132b are using which kind of extending direction, compared with the prior art for,
The second shading piece 16 being arranged in the groove can good reflection veiling glare of the absorption from image side.
In addition to this, as shown in Fig. 2, the image side surface 132 of pressure ring 13 is further included from second connecting portion 132b away from light
The horizontal-extending third connecting portion 132c in direction of axis OO ', the side from third connecting portion 132c towards object side simultaneously far from optical axis OO '
To tilt the 4th connecting portion 132d of extension, from the 4th connecting portion 132d away from the direction of optical axis OO ' horizontal-extending the
Five connecting portion 132e.So set, the internal face of the 4th connecting portion 132d, the 5th connecting portion 132e and lens barrel 11 can be utilized
A glue groove is surrounded, and glue for dispensing glue is accommodated using the glue groove, preferably pressure ring 13 is fixed on the inner wall of lens barrel 11.
In the present embodiment, in order to enable the first shading piece 15 and the second shading piece 16 can preferably towards image side,
And the reflected light from image side direction is preferably absorbed, the first shading piece 15 and the second shading piece 16 are preferably arranged to level
State namely the first shading piece 15 and the second shading piece 16 are vertical with optical axis OO ' respectively.
Also, since the mode being fixed using glue is relatively simple, cost is also low, so in the present embodiment
One shading piece 15 and the second shading piece 16 are fixed on pressure ring 13 by glue.It is understood that other can also be selected
Mode the first shading piece 15 and the second shading piece 16 is made to be fixed on pressure ring 13.In addition, since anti-dazzling screen is in lens assembly
Common light screening material, extinction effect is good, thickness is thin, it is easy acquisition and it is of low cost, be extraordinary light screening material, because
This, in the present embodiment, the first shading piece 15 and the second shading piece 16 are using anti-dazzling screen, certainly, first shading piece 15
Other common light screening materials are can also be with the second shading piece 16, are not described in detail here.
In addition, due to the cost of plastic material is low, light weight and obtain be relatively easy to, in present embodiment
Pressure ring 13 is preferably plastic cement material.It is understood that the pressure ring 13 can also be other materials.
It will be understood by those skilled in the art that the respective embodiments described above are to realize the specific implementation of the utility model
Example, and in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit of the utility model
And range.
Claims (10)
1. a kind of lens assembly including the lens barrel with receiving space, is arranged in the receiving space and at least there are one tool
The lens set of eyeglass, the pressure ring for being set to the lens set image side and the optical filter for being set to lens barrel image side, the pressure ring is by institute
Lens set is stated to be fixed in the receiving space, it is characterised in that：The pressure ring is included close to the object side of object side, close to image side
Image side surface and the connection object side and image side surface and close to the joint face of optical axis, the lens assembly, which further includes, to be fixed on
First shading piece of the pressure ring object side and the second shading piece for being fixed on the pressure ring image side surface, first shading piece,
Second shading piece extends from pressure ring towards optical axis direction and prevents to be incident upon the company of the pressure ring from the illumination that the optical filter reflects
In junction.
2. lens assembly according to claim 1, which is characterized in that the image side surface is included from the joint face towards remote
Extended vertically from the horizontal-extending first connecting portion in the direction of optical axis and from the first connecting portion towards image side direction
Two connecting portions, second shading piece are fixed in the groove that the first connecting portion is formed with second connecting portion.
3. lens assembly according to claim 2, which is characterized in that the image side surface of the pressure ring is further included from described second
Connecting portion is away from the horizontal-extending third connecting portion in direction of optical axis.
4. lens assembly according to claim 3, which is characterized in that the image side surface of the pressure ring is further included from the third
Connecting portion is towards object side and the direction far from optical axis tilts the 4th connecting portion of extension.
5. lens assembly according to claim 4, which is characterized in that the image side surface of the pressure ring is further included from the described 4th
Connecting portion is away from horizontal-extending 5th connecting portion in direction of optical axis.
6. lens assembly according to claim 1, which is characterized in that first shading piece and the second shading piece are horizontal
Setting.
7. lens assembly according to claim 1, which is characterized in that first shading piece and the second shading piece are to hide
Mating plate.
8. lens assembly according to claim 1, which is characterized in that first shading piece and the second shading piece pass through
Glue is fixed on the pressure ring.
9. according to claim 1-8 any one of them lens assemblies, which is characterized in that second shading piece is compared to described
First shading piece is closer to optical axis.
10. lens assembly according to claim 1, which is characterized in that first shading piece be held on the pressure ring with
Between the lens set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721388485.1U CN207529085U (en) | 2017-10-25 | 2017-10-25 | A kind of lens assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721388485.1U CN207529085U (en) | 2017-10-25 | 2017-10-25 | A kind of lens assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207529085U true CN207529085U (en) | 2018-06-22 |
Family
ID=62571042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721388485.1U Expired - Fee Related CN207529085U (en) | 2017-10-25 | 2017-10-25 | A kind of lens assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207529085U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113820824A (en) * | 2020-06-17 | 2021-12-21 | 三营超精密光电(晋城)有限公司 | Optical lens, imaging module and electronic device |
| CN114200638A (en) * | 2020-08-28 | 2022-03-18 | 大立光电股份有限公司 | Imaging lens, image capturing device and electronic device |
-
2017
- 2017-10-25 CN CN201721388485.1U patent/CN207529085U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113820824A (en) * | 2020-06-17 | 2021-12-21 | 三营超精密光电(晋城)有限公司 | Optical lens, imaging module and electronic device |
| TWI772871B (en) * | 2020-06-17 | 2022-08-01 | 鴻海精密工業股份有限公司 | Optical lens, imaging module and electronic device |
| CN114200638A (en) * | 2020-08-28 | 2022-03-18 | 大立光电股份有限公司 | Imaging lens, image capturing device and electronic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200423 Address after: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Patentee after: Raytheon solutions Pte. Ltd. Address before: No. 8, 1st floor, Tongju Science and Technology Building, 10 65th Street, Hongmao Bridge, Singapore Patentee before: AAC TECHNOLOGIES Pte. Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180622 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |