CN106772895A - Imaging lens - Google Patents
Imaging lens Download PDFInfo
- Publication number
- CN106772895A CN106772895A CN201611134187.XA CN201611134187A CN106772895A CN 106772895 A CN106772895 A CN 106772895A CN 201611134187 A CN201611134187 A CN 201611134187A CN 106772895 A CN106772895 A CN 106772895A
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- China
- Prior art keywords
- eyeglass
- plane
- shading piece
- imaging lens
- towards
- 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.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
The invention provides a kind of imaging lens.The imaging lens include lens barrel and the first eyeglass along thing side to image side direction in the lens barrel, shading piece and the second eyeglass, first eyeglass includes the optical section set around optical axis, the peripheral part set around the optical section and inclines the rake for extending and connecting the optical section and the peripheral part to the peripheral part from the optical section, it is characterised in that：The shading piece includes the fixed part being located between the peripheral part and second eyeglass and inclines the light shielding part for extending and terminating at an end edge towards the optical section from the fixed part, the rake include towards second eyeglass inclined plane, the light shielding part include towards the inclined plane and with the inclined plane parallel interval set shading surface.Compared with correlation technique, the imaging lens that the present invention is provided solve not good, the relatively costly technical problem of imaging effect.
Description
【Technical field】
The present invention relates to electronics field, more particularly to a kind of imaging lens.
【Background technology】
With developing rapidly for multimedia technology, digital camera, video camera and the mobile phone with camera are increasingly by wide
The favor of big consumer, people's logarithmic code camera, video camera and the image quality of object is carried captured by the mobile phone with camera
Go out requirements at the higher level, and imaging lens are the key components for influenceing image quality.In the eyeglass of imaging lens, eyeglass and eyeglass it
Between the assembling mode that is closed frequently with bank, the inclined-plane that last bank of nearly image side closes eyeglass can produce veiling glare, and to imaging lens
The imaging effect of head has undesirable effect.
In the related art, increase by between eyeglass and plastic cement shading piece is closed frequently with last bank of nearly image side
Punching press shading piece closes the veiling glare that inclined-plane is produced eliminating bank, but this kind of mode can not be fully solved that bank closes that inclined-plane produces it is miscellaneous
Astigmatism, preferably improving image quality, and increase the use of punching press shading piece can cause to increase the use of platform, and increase excessive
Material cost.
Therefore, it is necessary that providing a kind of new imaging lens solves the above problems in fact.
【The content of the invention】
It is an object of the invention to provide a kind of elimination veiling glare, improve image quality and cost-effective imaging lens.
The present invention provides a kind of imaging lens, including lens barrel and along thing side to image side direction in the lens barrel extremely
Few one first eyeglass and shading piece, first eyeglass include the optical section set around optical axis, are set around the optical section
Peripheral part, first eyeglass also include near thing side the first upper surface and relative with first upper surface first under
Surface, the first lower surface of the peripheral part is included from the edge of first eyeglass towards the horizontal-extending first level of optical axis
Face and facing thing side from the first level and include the near thing side to the first inclined-plane for extending, the shading piece is inclined
Two upper surfaces, the second upper surface of the shading piece is including horizontal-extending towards the central shaft of shading piece from the shading piece edge
And the second horizontal plane for being fitted with the first level face and from second horizontal plane towards thing side to inclining what is extended
And the second inclined-plane set with first inclined-plane parallel interval.
Preferably, the second upper surface of the shading piece also include from second inclined-plane towards optical axis it is horizontal-extending the
Three horizontal planes.
Preferably, the shading piece is located at the week of first eyeglass along thing side to the projection on first eyeglass
On edge.
Preferably, the shading piece also includes the second lower surface, and second lower surface is included from the side of the shading piece
Edge is oblique to the incline extension the 3rd towards the 4th horizontal-extending horizontal plane of optical axis and from the 4th horizontal plane towards thing side
Face, the 3rd inclined-plane is connected with the 3rd horizontal plane.
Preferably, the shading piece is hollow annular structure.
Preferably, the imaging lens also include being arranged at least one second mirrors above the first eyeglass thing side
Piece.
Preferably, the imaging lens also include being arranged at least one threeth mirrors of the shading piece below image side
Piece.
Compared with correlation technique, the imaging lens that the present invention is provided have the advantages that：
First, the imaging lens include lens barrel and the first eyeglass and shading piece in the lens barrel, described first
Eyeglass includes the optical section and the peripheral part that are set around optical axis, and first eyeglass also includes the first upper surface and the first following table
Face, the lower surface of the peripheral part includes first level face and the first inclined-plane, and the shading piece includes the second upper surface, described the
Two upper surfaces include central shaft from the edge of the shading piece towards shading piece it is horizontal-extending and with the first level face
Laminating the second horizontal plane and from second horizontal plane towards thing side to incline extend and it is parallel with first inclined-plane
Spaced second inclined-plane.Unnecessary punching press distance piece is set so as to avoid, the use of platform is reduced, and reduce material
Cost, the construction of the shading piece so that the shading piece can preferably absorb and reflect the veiling glare on first inclined-plane,
The scattering light on the first inclined-plane of first eyeglass multiple reflections between first inclined-plane and second inclined-plane, more favorably
Veiling glare is absorbed in the shading piece, so as to improve the imaging effect of the imaging lens.
2nd, the second upper surface of the shading piece also includes from second inclined-plane towards the 3rd horizontal-extending water of optical axis
Plane, so as to realize that it is miscellaneous that second inclined-plane and the 3rd horizontal plane are more efficiently absorbed that first slant reflection goes out
Astigmatism, further improves the imaging effect of the imaging lens, while also more facilitating in processing procedure.
【Brief description of the drawings】
The structural representation of the first preferred embodiment of imaging lens that Fig. 1 is provided for the present invention；
Fig. 2 is the partial enlarged drawing of the imaging lens shown in Fig. 1.
【Specific embodiment】
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only some embodiments of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1 and Fig. 2 is please referred to, wherein, the structural representation of the imaging lens that Fig. 1 is provided for the present invention, Fig. 2 is figure
The partial enlarged drawing of the imaging lens shown in 1.The imaging lens 100 include lens barrel 1, the first eyeglass 3, shading piece 5, the second mirror
The eyeglass 9 of piece 7 and the 3rd, second eyeglass 7, the first eyeglass 3, shading piece 5 and the 3rd eyeglass 9 are along thing side to image side direction
Successively fold set with the lens barrel 1.
First eyeglass 3 includes optical section 31, peripheral part 33, the first upper surface 35 and the first lower surface 37, the light
The department of the Chinese Academy of Sciences 31 is set around optical axis (not shown), and the peripheral part 33 is set around the optical section 31, first upper surface 35
Upper surface towards the thing side and the close thing side for covering the optical section 31 is upper with the close thing side of the peripheral part 33
Surface, first lower surface 37 is oppositely arranged with first upper surface 35 and covers in the optical section 31 near image side
Lower surface is close to the lower surface of the image side with the peripheral part 33.
Specifically, the lower surface of the peripheral part 33 includes the inclined-plane 333 of first level face 331 and first, first water
Plane 331 is horizontal-extending to the optical axis from the edge of first eyeglass 3, and first inclined-plane 333 is from the first level
Towards thing side to extension is inclined, i.e., described first inclined-plane 333 is from the first level face 331 to the inclined light shaft in face 331
Extend and terminate and the optical section 31.
The shading piece 5 includes the second upper surface 51 and the second lower surface 53, and second upper surface 51 is near thing side, institute
Stating the second upper surface 51 includes the second horizontal plane 511, the second inclined-plane 513 and the 3rd horizontal plane 515, second horizontal plane 511
It is horizontal-extending to the central shaft edge of the shading piece 5 from the edge of the shading piece 5, and pasted with the first level face 331
Close, second inclined-plane 513 extends to thing side from second horizontal plane 511 to inclination, and flat with first inclined-plane 333
Between-line spacing is set, and the 3rd horizontal plane 515 is horizontal-extending to the optical axis from second inclined-plane 513.Second following table
Face 53 includes the 4th horizontal plane 531 and the 3rd inclined-plane 533, the 4th horizontal plane 531 and the phase of the second horizontal plane 511
To interval setting, the 4th horizontal plane 531 is formed from the edge of the shading piece 5 is horizontal-extending, the 3rd inclined-plane 533 from
4th horizontal plane 531 is rolled to thing and tiltedly extended, and the 3rd inclined-plane 533 connects the 3rd horizontal plane 515.The shading
Part 5 is hollow annular structure.
In the present embodiment, the shading piece 5 is being located at described first along thing side to the projection on first eyeglass 3
On the peripheral part 33 of eyeglass 3.So as to the veiling glare that the first inclined-plane 333 for realizing the peripheral part 33 is reflected is oblique described first
Multiple reflections and refraction between face 333 and second inclined-plane 513 and the 3rd horizontal plane 515.
In the present embodiment, the quantity of second eyeglass 7 is 2, and 2 second eyeglasses 7 are stacked at described first
The top of the thing side of eyeglass 3.
In the present embodiment, the quantity of the 3rd eyeglass 9 is 1, and 1 the 3rd eyeglass 9 is located at first mirror
The lower section of the image side of piece.
Compared with correlation technique, the imaging lens 100 that the present invention is provided have the advantages that：
First, the imaging lens 100 include lens barrel 1 and the first eyeglass 3 and shading piece 5 in the lens barrel 1, institute
Stating the first eyeglass 1 includes the optical section 31 and the peripheral part 33 that are set around optical axis, and first eyeglass 1 also includes the first upper surface
35 and first lower surface 37, the lower surface of the peripheral part 33 includes the inclined-plane 333 of first level face 331 and first, the shading
Part 5 includes the second upper surface 51, and second upper surface 51 is included from the edge of the shading piece 5 towards the center of shading piece 5
Axle is horizontal-extending and the second horizontal plane 511 that fitted with the first level face 331 and from second horizontal plane 511 towards
The second inclined-plane 513 that is that thing side extends to inclination and being set with the parallel interval of the first inclined-plane 333.So as to avoid setting
Unnecessary punching press distance piece, reduces the use of platform, and reduces material cost, the construction of the shading piece 5 so that the screening
Light part 5 can preferably absorb and reflect the veiling glare on first inclined-plane 333, the first inclined-plane 333 of first eyeglass 3
Scattering light multiple reflections between first inclined-plane 333 and second inclined-plane 513, are more beneficial for the shading piece 5 and absorb
Veiling glare, so as to improve the imaging effect of the imaging lens 100.
2nd, the second upper surface 51 of the shading piece 5 also includes horizontal-extending towards optical axis from second inclined-plane 513
3rd horizontal plane 515, so as to realize that second inclined-plane 513 fully absorbs first inclined-plane with the 3rd horizontal plane 515
333 veiling glares for reflecting, further improve the imaging effect of the imaging lens 100.
Above-described is only embodiments of the present invention, it should be noted here that for one of ordinary skill in the art
For, without departing from the concept of the premise of the invention, improvement can also be made, but these belong to protection model of the invention
Enclose.
Claims (7)
1. a kind of imaging lens, including lens barrel and at least one first eyeglass along thing side to image side direction in the lens barrel
And shading piece, first eyeglass includes the optical section set around optical axis, the peripheral part set around the optical section, described
First eyeglass also includes the first upper surface near thing side and first lower surface relative with first upper surface, the periphery
First lower surface in portion is included from the edge of first eyeglass towards the horizontal-extending first level face of optical axis and from described the
Towards thing side to the first inclined-plane for inclining extension, the shading piece is included near the second upper surface of thing side one horizontal plane, its
It is characterised by：Second upper surface of the shading piece includes horizontal-extending towards the central shaft of shading piece from the shading piece edge
And the second horizontal plane for being fitted with the first level face and from second horizontal plane towards thing side to inclining what is extended
And the second inclined-plane set with first inclined-plane parallel interval.
2. imaging lens as claimed in claim 1, it is characterised in that：Second upper surface of the shading piece is also included described in
Second inclined-plane is towards the 3rd horizontal-extending horizontal plane of optical axis.
3. imaging lens as claimed in claim 1, it is characterised in that：The shading piece is along thing side in first eyeglass
On projection positioned at first eyeglass peripheral part on.
4. imaging lens as claimed in claim 2, it is characterised in that：The shading piece also includes the second lower surface, described the
Two lower surfaces are included from the edge of the shading piece towards the 4th horizontal-extending horizontal plane of optical axis and from the 4th horizontal plane
Towards thing side to the 3rd inclined-plane for inclining extension, the 3rd inclined-plane is connected with the 3rd horizontal plane.
5. imaging lens as claimed in claim 1, it is characterised in that：The shading piece is hollow annular structure.
6. imaging lens as claimed in claim 1, it is characterised in that：The imaging lens also include being arranged at first eyeglass
At least one second eyeglasses above thing side.
7. imaging lens as described in claim any one of 1-6, it is characterised in that：The imaging lens are also described including being arranged at
At least one threeth eyeglasses of the shading piece below image side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611134187.XA CN106772895A (en) | 2016-12-10 | 2016-12-10 | Imaging lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611134187.XA CN106772895A (en) | 2016-12-10 | 2016-12-10 | Imaging lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106772895A true CN106772895A (en) | 2017-05-31 |
Family
ID=58875976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611134187.XA Pending CN106772895A (en) | 2016-12-10 | 2016-12-10 | Imaging lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106772895A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107329349A (en) * | 2017-07-07 | 2017-11-07 | 瑞声科技(新加坡)有限公司 | A kind of imaging lens |
| CN107479298A (en) * | 2017-07-07 | 2017-12-15 | 瑞声科技(新加坡)有限公司 | The processing method and lens assembly of a kind of shadow shield, this kind of shadow shield |
| CN108363157A (en) * | 2018-02-09 | 2018-08-03 | 瑞声科技(新加坡)有限公司 | Camera lens module |
| CN114488469A (en) * | 2020-11-13 | 2022-05-13 | 玉晶光电(厦门)有限公司 | Optical lens |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539651A (en) * | 2008-03-21 | 2009-09-23 | 富港电子（东莞）有限公司 | Camera module and manufacturing method |
| CN102819080A (en) * | 2011-06-09 | 2012-12-12 | 鸿富锦精密工业（深圳）有限公司 | Lens module |
| CN103135155A (en) * | 2011-12-02 | 2013-06-05 | 鸿富锦精密工业（深圳）有限公司 | Lens module |
| CN103728705A (en) * | 2012-10-16 | 2014-04-16 | 玉晶光电(厦门)有限公司 | Imaging lens capable of eliminating stray light |
-
2016
- 2016-12-10 CN CN201611134187.XA patent/CN106772895A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539651A (en) * | 2008-03-21 | 2009-09-23 | 富港电子（东莞）有限公司 | Camera module and manufacturing method |
| CN102819080A (en) * | 2011-06-09 | 2012-12-12 | 鸿富锦精密工业（深圳）有限公司 | Lens module |
| CN103135155A (en) * | 2011-12-02 | 2013-06-05 | 鸿富锦精密工业（深圳）有限公司 | Lens module |
| CN103728705A (en) * | 2012-10-16 | 2014-04-16 | 玉晶光电(厦门)有限公司 | Imaging lens capable of eliminating stray light |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107329349A (en) * | 2017-07-07 | 2017-11-07 | 瑞声科技(新加坡)有限公司 | A kind of imaging lens |
| CN107479298A (en) * | 2017-07-07 | 2017-12-15 | 瑞声科技(新加坡)有限公司 | The processing method and lens assembly of a kind of shadow shield, this kind of shadow shield |
| CN108363157A (en) * | 2018-02-09 | 2018-08-03 | 瑞声科技(新加坡)有限公司 | Camera lens module |
| CN114488469A (en) * | 2020-11-13 | 2022-05-13 | 玉晶光电(厦门)有限公司 | Optical lens |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200508 Address after: No. 8, 2 floor, 85 Cavendish Science Park Avenue, Singapore Applicant after: Raytheon solutions Pte. Ltd. Address before: Singapore Ang Mo Kio 10 Road 65 Applicant before: AAC TECHNOLOGIES Pte. Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |