CN201583719U - Optical lens subassembly for 5 million-pixel camera module - Google Patents
Optical lens subassembly for 5 million-pixel camera module Download PDFInfo
- Publication number
- CN201583719U CN201583719U CN2009202365404U CN200920236540U CN201583719U CN 201583719 U CN201583719 U CN 201583719U CN 2009202365404 U CN2009202365404 U CN 2009202365404U CN 200920236540 U CN200920236540 U CN 200920236540U CN 201583719 U CN201583719 U CN 201583719U
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- plastic lens
- lens
- surface plastic
- aspheric surface
- spherical surface
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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Abstract
The utility model discloses an optical lens subassembly for a 5 million-pixel camera module, which comprises a lens barrel. In the lens barrel, a first non-spherical surface plastic lens with a positive diopter, a second non-spherical surface plastic lens with a negative diopter, a third non-spherical surface plastic lens with the positive diopter and a fourth non-spherical surface plastic lens with the negative diopter on a common optical axis at the camera object from the object direction, wherein a first aperture slot and a second aperture slot are respectively arranged between the second non-spherical surface plastic lens and the first non-spherical surface lens as well as the third non-spherical surface lens; a spacer is installed between the third non-spherical surface plastic lens and the fourth non-spherical surface lens; a pressing ring is installed outside the fourth non-spherical surface plastic lens; and the optical lens subassembly has the non-spherical surface times being 14 steps, reflective index being above 1.6, good imaging quality, small gross thickness, high brightness, and large field viewing angle, is good in heat resistance and stability, and adaptive to camera modules such as CCD, CCMOS and the like with 5-million pixel, and can meet the requirements of lightness and miniaturization of mobile phones.
Description
Technical field
The utility model relates to a kind of mobile phone cam, particularly a kind of optical lens assembly of 5,000,000 pixel mobile phone cameras.
Background technology
The optical imagery camera lens is the important component part of mobile phone cam, and the quality of optical imagery camera lens is the effect of influence shooting directly.In recent years, in the mobile phone cam optical imagery camera lens of low pixel be tending towards ripe technically, yet, along with people's improving constantly to the shooting quality requirement, the mobile phone cam of high pixel has become the main flow of the market demand, but it is many that existing 5,000,000 mobile phone cam optical lens are formed the eyeglass number, causes optical lens assembly thickness big, can not satisfy the lightening requirement of mobile phone.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides the 5000000 mobile phone cam optical lens assemblies that a kind of thickness is little, imaging effect is good.
The technical scheme that its technical matters that solves the utility model adopts is:
A kind of 5,000,000 pixel mobile phone camera optical lens assemblies, comprise lens barrel, in the described lens barrel from object space to the first aspheric surface plastic lens that positive diopter is installed successively as square common optical axis, the negative dioptric second aspheric surface plastic lens, the 3rd aspheric surface plastic lens of positive diopter and negative dioptric the 4th aspheric surface plastic lens, the described second aspheric surface plastic lens and the first aspheric surface plastic lens, be separately installed with first diaphragm and second diaphragm between the 3rd aspheric surface plastic lens, between described the 3rd aspheric surface plastic lens and the 4th aspheric surface plastic lens spacer ring is installed, the outside of described the 4th aspheric surface plastic lens is equipped with trim ring.
The beneficial effects of the utility model are: mobile phone cam optical lens assembly of the present utility model is by four aspheric surface plastic lens and be installed in the second aspheric surface plastic lens respectively and the first aspheric surface plastic lens, two diaphragms between the 3rd aspheric surface plastic lens are formed, the aspheric surface number of times reaches 14 rank, refractive index reaches more than 1.6, good imaging quality, gross thickness is little, the brightness height, field angle is big, has good thermotolerance and stability, adapt to 5,000,000 pixel CCD, mobile phone cam image devices such as CCMOS, also adapt to 5,000,000 small-sized pixel digital cameras, it is lightening to satisfy mobile phone, the requirement of miniaturization.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the first aspheric surface plastic lens side view;
Fig. 3 is the cut-open view of A-A direction among Fig. 2;
Fig. 4 is the second aspheric surface plastic lens side view;
Fig. 5 is the cut-open view of B-B direction among Fig. 4;
Fig. 6 is the 3rd aspheric surface plastic lens side view;
Fig. 7 is the cut-open view of C-C direction among Fig. 6;
Fig. 8 is the 4th aspheric surface plastic lens side view;
Fig. 9 is the cut-open view of D-D direction among Fig. 8;
Figure 10 is the schematic diagram of optical module shown in Figure 1;
Figure 11 is the MTF figure of optical module shown in Figure 1;
Figure 12 is the curvature of field figure of optical module shown in Figure 1;
Figure 13 is the distortion figure of optical module shown in Figure 1;
Figure 14 is the chromaticity difference diagram of optical module shown in Figure 1;
Figure 15 is the relative exposure figure of optical module shown in Figure 1.
Embodiment
With reference to Fig. 1, a kind of 5,000,000 pixel mobile phone camera optical lens assemblies, comprise lens barrel 1, in the described lens barrel 1 from object space to the first aspheric surface plastic lens 2 that positive diopter is installed successively as square common optical axis, the negative dioptric second aspheric surface plastic lens 4, the 3rd aspheric surface plastic lens 6 of positive diopter and negative dioptric the 4th aspheric surface plastic lens 8, the described second aspheric surface plastic lens 4 and the first aspheric surface plastic lens 2, be separately installed with first diaphragm 3 and second diaphragm 5 between the 3rd aspheric surface plastic lens 6, between described the 3rd aspheric surface plastic lens 6 and the 4th aspheric surface plastic lens 8 spacer ring 7 is installed, the outside of described the 4th aspheric surface plastic lens is equipped with trim ring 9.
With reference to Fig. 2, Fig. 3, the described first aspheric surface plastic lens 2 has towards the first surface 21 of object space with towards the second surface 22 of picture side, protrude to object space one side the central area of described first surface 21, the central area of second surface 22 is with respect to picture side's one side dimpling, and its effective focal length is+2.12mm.
With reference to Fig. 4, Fig. 5, the described second aspheric surface plastic lens 4 has towards the 3rd surface 41 of object space with towards the 4th surface 42 of picture side, the central area on described the 3rd surface 41 is to picture side's one side dimpling, the central area on the 4th surface 42 is depression shape with respect to object space one side, and its effective focal length is-3.25mm.
With reference to Fig. 6, Fig. 7, described the 3rd aspheric surface plastic lens 6 has towards the 5th surface 61 of object space with towards the 6th surface 62 of picture side, protrude to picture side's one side the central area on described the 5th surface 61, the central area on the 6th surface 62 is depression shape with respect to object space one side, and its effective focal length is+126.9mm.
With reference to Fig. 8, Fig. 9, described the 4th aspheric surface plastic lens 8 has towards the 7th surface 81 of object space with towards the 8th surface 82 of picture side, protrude to object space one side the central area on described the 7th surface 81, the central area on the 8th surface 82 is depression shape with respect to picture side's one side, and its effective focal length is-145.6mm.
With reference to Figure 10 to Figure 15, mobile phone cam optical lens assembly aspheric surface number of times of the present utility model reaches 14 rank, refractive index reaches more than 1.6, effective focal length 3.79mm, back focal length 1.35mm, optics length overall 4.35mm, good imaging quality, gross thickness is little, brightness is high, field angle is big, has good thermotolerance and stability, adapts to mobile phone cam image devices such as 5,000,000 pixel CCD, CCMOS, also adapt to 5,000,000 small-sized pixel digital cameras, can satisfy that mobile phone is lightening, the requirement of miniaturization.
Claims (9)
1. pixel mobile phone camera optical lens assembly, comprise lens barrel (1), it is characterized in that in the described lens barrel (1) from object space to the first aspheric surface plastic lens (2) that positive diopter is installed successively as square common optical axis, the negative dioptric second aspheric surface plastic lens (4), the 3rd aspheric surface plastic lens (6) of positive diopter and negative dioptric the 4th aspheric surface plastic lens (8), the described second aspheric surface plastic lens (4) and the first aspheric surface plastic lens (2), be separately installed with first diaphragm (3) and second diaphragm (5) between the 3rd aspheric surface plastic lens (6), between described the 3rd aspheric surface plastic lens (6) and the 4th aspheric surface plastic lens (8) spacer ring (7) is installed, the outside of described the 4th aspheric surface plastic lens is equipped with trim ring (9).
2. 5,000,000 pixel mobile phone camera optical lens assemblies according to claim 1, it is characterized in that the described first aspheric surface plastic lens (2) have towards object space first surface (21) and towards the second surface (22) of picture side, protrude to object space one side the central area of described first surface (21), and the central area of second surface (22) is with respect to picture side's one side dimpling.
3. 5,000,000 pixel mobile phone camera optical lens assemblies according to claim 2 is characterized in that the effective focal length of the described first aspheric surface plastic lens (2) is+2.12mm.
4. 5,000,000 pixel mobile phone camera optical lens assemblies according to claim 1, it is characterized in that the described second aspheric surface plastic lens (4) has towards the 3rd surface (41) of object space with towards the 4th surface (42) of picture side, the central area on described the 3rd surface (41) is to picture side's one side dimpling, and the central area of the 4th surface (42) is depression shape with respect to object space one side.
5. 5,000,000 pixel mobile phone camera optical lens assemblies according to claim 4 is characterized in that the effective focal length of the described second aspheric surface plastic lens (4) is-3.25mm.
6. 5,000,000 pixel mobile phone camera optical lens assemblies according to claim 1, it is characterized in that described the 3rd aspheric surface plastic lens (6) has towards the 5th surface (61) of object space with towards the 6th surface (62) of picture side, protrude to picture side's one side the central area on described the 5th surface (61), and the central area of the 6th surface (62) is depression shape with respect to object space one side.
7. 5,000,000 pixel mobile phone camera optical lens assemblies according to claim 6 is characterized in that the effective focal length of described the 3rd aspheric surface plastic lens (6) is+126.9mm.
8. 5,000,000 pixel mobile phone camera optical lens assemblies according to claim 1, it is characterized in that described the 4th aspheric surface plastic lens (8) has towards the 7th surface (81) of object space with towards the 8th surface (82) of picture side, protrude to object space one side the central area on described the 7th surface (81), and the central area of the 8th surface (82) is depression shape with respect to picture side's one side.
9. 5,000,000 pixel mobile phone camera optical lens assemblies according to claim 8 is characterized in that the effective focal length of described the 4th aspheric surface plastic lens (8) is-145.6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202365404U CN201583719U (en) | 2009-09-29 | 2009-09-29 | Optical lens subassembly for 5 million-pixel camera module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202365404U CN201583719U (en) | 2009-09-29 | 2009-09-29 | Optical lens subassembly for 5 million-pixel camera module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201583719U true CN201583719U (en) | 2010-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202365404U Expired - Fee Related CN201583719U (en) | 2009-09-29 | 2009-09-29 | Optical lens subassembly for 5 million-pixel camera module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201583719U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928958A (en) * | 2011-08-12 | 2013-02-13 | 索尼公司 | Optical unit, method of producing the same, and image pickup apparatus |
| CN102998761A (en) * | 2011-09-09 | 2013-03-27 | 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 |
| CN104820268A (en) * | 2014-02-05 | 2015-08-05 | 三星电机株式会社 | Lens module |
| CN106154486A (en) * | 2014-09-22 | 2016-11-23 | 三星电机株式会社 | Camera lens module |
-
2009
- 2009-09-29 CN CN2009202365404U patent/CN201583719U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928958A (en) * | 2011-08-12 | 2013-02-13 | 索尼公司 | Optical unit, method of producing the same, and image pickup apparatus |
| CN102998761A (en) * | 2011-09-09 | 2013-03-27 | 鸿富锦精密工业（深圳）有限公司 | Lens module |
| CN102998761B (en) * | 2011-09-09 | 2016-08-03 | 鸿富锦精密工业（深圳）有限公司 | Camera 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 |
| CN103728705B (en) * | 2012-10-16 | 2017-03-08 | 玉晶光电(厦门)有限公司 | The imaging lens of spurious rays can be eliminated |
| CN104820268A (en) * | 2014-02-05 | 2015-08-05 | 三星电机株式会社 | Lens module |
| CN106154486A (en) * | 2014-09-22 | 2016-11-23 | 三星电机株式会社 | Camera lens module |
| CN106154486B (en) * | 2014-09-22 | 2019-11-08 | 三星电机株式会社 | Lens module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20120929 |