CN102914844B - Camera lens module - Google Patents
Camera lens module Download PDFInfo
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- CN102914844B CN102914844B CN201110219496.8A CN201110219496A CN102914844B CN 102914844 B CN102914844 B CN 102914844B CN 201110219496 A CN201110219496 A CN 201110219496A CN 102914844 B CN102914844 B CN 102914844B
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- Prior art keywords
- eyeglass
- camera lens
- lens module
- optical
- lens barrel
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Abstract
A kind of camera lens module, it comprises a lens barrel and is contained in first eyeglass in described lens barrel, second eyeglass, the 3rd eyeglass, two anti-dazzling screens be disposed between the non-optical division of adjacent two eyeglasses.Described first eyeglass, described second eyeglass and described 3rd eyeglass are arranged in order from the thing end of described camera lens module to picture end.In the non-optical division of described second eyeglass except offset with the inwall of described lens barrel surface, offset with described first eyeglass and described 3rd eyeglass and acutangulate except the surface of angle with the optical axis of described camera lens module, remaining part all carries out atomization process, thus the parasitic light effectively eliminated in the image of imaging, to improve the image quality of camera lens module.
Description
Technical field
The present invention relates to a kind of camera lens module.
Background technology
Because the cost ratio glass mirror of plastic lens is cheaply a lot, considering therefore for cost, present camera lens module generally uses plastic lens.But the optical property of plastic lens is all not so good as glass mirror in a lot, make to use now the image quality of the camera lens module of plastic lens not high.When described camera lens module uses the light of electric torch to take as lamp source in dark room conditions, in the image sensor of described camera lens module, in imaging, the phenomenon of parasitic light is more serious.
Summary of the invention
In view of this, be necessary to provide a kind of camera lens module that effectively can improve image quality.
A kind of camera lens module, it comprises a lens barrel and is contained in first eyeglass in described lens barrel, second eyeglass, the 3rd eyeglass, two anti-dazzling screens be disposed between the non-optical division of adjacent two eyeglasses.Described first eyeglass, described second eyeglass and described 3rd eyeglass are arranged in order from the thing end of described camera lens module to picture end.In the non-optical division of described second eyeglass except offset with the inwall of described lens barrel surface, offset with described first eyeglass and described 3rd eyeglass and acutangulate except the surface of angle with the optical axis of described camera lens module, remaining part is all carried out atomization and is processed.
Camera lens module of the present invention, by doing atomization process in the subregion of described second eyeglass, effectively can eliminate the parasitic light in the image of imaging, to improve the image quality of described camera lens module.
Accompanying drawing explanation
Fig. 1 is the structural representation of the camera lens module of better embodiment of the present invention.
Fig. 2 is the schematic diagram of half second eyeglass of the camera lens module of Fig. 1.
Fig. 3 is the schematic diagram of half the 4th eyeglass of the camera lens module of Fig. 1.
Fig. 4 is the enlarged diagram at the IV place of the camera lens module of Fig. 1.
Fig. 5 is the enlarged diagram at the V place of the camera lens module of Fig. 1.
Main element symbol description
| Camera lens module | 100 |
| Lens barrel | 101 |
| Thing end face | 102 |
| Picture end face | 103 |
| Accommodation space | 104 |
| First eyeglass | 11 |
| Second eyeglass | 12 |
| First support division | 121 |
| Second support division | 122 |
| Connecting portion | 123 |
| 3rd support division | 124 |
| 4th support division | 125 |
| 3rd eyeglass | 13 |
| 4th eyeglass | 14 |
| 5th eyeglass | 15 |
| Inclined-plane | 154 |
| Anti-dazzling screen | 20 |
| Image sensor | 30 |
Following embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Embodiment
Referring to Fig. 1, is a kind of camera lens module 100 that embodiment of the present invention provides, and it comprises lens barrel 101, first eyeglass 11, second eyeglass 12, the 3rd eyeglass 13, the 4th eyeglass 14, the 5th eyeglass 15, four anti-dazzling screens 20 and an image sensor 30.
Described lens barrel 101 cylindrically, it comprise a semi-enclosed thing end face 102, one untight as end face 103 and one with described thing end face 102 and the accommodation space 104 be all connected as end face 103.In the present embodiment, the internal diameter D of described picture end face 103 is 5.3mm.
Described first eyeglass 11, second eyeglass 12, the 3rd eyeglass 13, the 4th eyeglass 14 and the 5th eyeglass 15 are contained in described accommodation space 104, and are arranged in order along the direction of the optical axis M of described camera lens module 100 from thing end to picture end.Each eyeglass includes an optics portion and a non-optical division.Described optics portion is used for carrying out optical imagery.Described non-optical division connects around described optics portion.During capture, the light be reflected by the object is successively through described first eyeglass 11, second eyeglass 12, the 3rd eyeglass 13, the 4th eyeglass 14 and the 5th eyeglass 15, images in described image sensor 30.
Described four anti-dazzling screens 20 are made up of elastic material and in hollow circular ring shape, are contained in described accommodation space 104, and between the non-optical division being separately positioned on adjacent two eyeglasses.
Shown in composition graphs 2, the non-optical division of described second eyeglass 12 comprises first support division 121, two the second support divisions 122, two connecting portions 123, two the 3rd support divisions 124 and two the 4th support divisions 125.Described first support division 121 offsets with the inwall of described lens barrel 101, described two the second support divisions 122 lay respectively at thing end surfaces and the picture end surfaces of the second eyeglass 12, offset with described 3rd eyeglass 13 with described first eyeglass 11 respectively, and all vertical with the optical axis M of described camera lens module 100.Described two connecting portions 123 lay respectively at thing end surfaces and the picture end surfaces of the second eyeglass 12, are connected to described first support division 121 and are connected with the second corresponding support division 122.Described two the 3rd support divisions 124 lay respectively at thing end surfaces and the picture end surfaces of the second eyeglass 12, offset respectively with described first eyeglass 11 with described 3rd eyeglass 13, and are all acute angle with the optical axis M of described camera lens module 100.Described two the 4th support divisions 125 lay respectively at thing end surfaces and the picture end surfaces of the second eyeglass 12, offset respectively, and be connected between the 3rd corresponding support division 124 and corresponding optical surface with corresponding anti-dazzling screen 20.Described two the second support divisions 122, described two connecting portions 123 and described 4th support division 125 all carry out atomization process, to scatter the parasitic light of shape to eliminate GENERAL TYPE.In other embodiments, camera lens module corresponding part on the second eyeglass of described thing end of other structures carries out atomization process, can realize such effect.
Shown in composition graphs 3, atomization process is carried out in the position crossing with non-optical division as the optics portion of end surfaces of described 4th eyeglass 14.Concrete, with the optics portion of the described 4th eyeglass 14 intersection point O crossing with non-optical division for the center of circle, take R1 as radius, make a circle, the part between the crossing intersection point in the optics portion of described circle and described 4th eyeglass 14 and non-optical division is carried out atomization and processes, wherein
,
.In the present embodiment, R1 is 0.1mm.So, described light source can be alleviated when becoming 38 ° of angles with the optical axis M of described camera lens module 100, described light source parasitic light of the falcate that light source is other in imaging in described image sensor 30.
Shown in composition graphs 4, on the non-optical division of the thing end surfaces of described 5th eyeglass 15, the part in close corresponding optics portion is by a part of pruning, and forms an inclined-plane 154.Angle between the optical axis M of described inclined-plane 154 and described camera lens module 100 is θ,
.In the present embodiment, θ is 75 °.The intersection point A in described inclined-plane 154 and corresponding optics portion is D1 with the distance of corresponding anti-dazzling screen 20 between the end of the optical axis M of described camera lens module 100,
,
.In the present embodiment, D1 is 0.17mm.Described inclined-plane 154 carries out atomization process.So, described light source can be eliminated when becoming 34 ° of angles with the optical axis M of described camera lens module 100, described light source parasitic light of falcate in imaging in described image sensor 30.
Shown in composition graphs 5, near corresponding optics portion on the non-optical division of the picture end surfaces of described 5th eyeglass 15, and carry out atomization with the corresponding discontiguous part of anti-dazzling screen 20 and process, described light source can be eliminated when becoming 38 ° of angles with the optical axis M of described camera lens module 100, described light source parasitic light of shield shape in imaging in described image sensor 30.
In other embodiments, the quantity of the eyeglass in described camera lens module 100 is not limited in present embodiment, between described second eyeglass 12 and described 4th eyeglass 14, such as also can arrange other eyeglass.Other eyeglasses similar with described second eyeglass 12, described 4th eyeglass 14 and described 5th eyeglass 15 shape also can do corresponding process.
Camera lens module of the present invention, by doing atomization process in the different piece of each eyeglass, effectively can eliminate the parasitic light of described light source in described image sensor in imaging, effectively to improve the image quality of described camera lens module.
Be understandable that, for the person of ordinary skill of the art, other various corresponding change and distortion can be made by technical conceive according to the present invention, and all these change the protection domain that all should belong to the claims in the present invention with distortion.
Claims (5)
1. a camera lens module, it comprises a lens barrel and is contained in first eyeglass in described lens barrel, second eyeglass, 3rd eyeglass, 4th eyeglass, two anti-dazzling screens be disposed between the non-optical division of two adjacent eyeglasses, described first eyeglass, described second eyeglass, described 3rd eyeglass and described 4th eyeglass are arranged in order from the thing end of described camera lens module to picture end, surface except offseting with the inwall of described lens barrel in the non-optical division of described second eyeglass, offset with described first eyeglass and described 3rd eyeglass and acutangulate outside the surface of angle with the optical axis of described camera lens module, remaining part all carries out atomization process, with the intersection point of the optics portion of described 4th eyeglass and non-optical division for the center of circle, take R1 as radius, make a circle, part between the optics portion of described circle and described 4th eyeglass and the intersection point of non-optical division is carried out atomization and is processed, wherein 0<R1/D≤0.0566, wherein D is the internal diameter of the picture end face of described lens barrel.
2. camera lens module as claimed in claim 1, it is characterized in that, described camera lens module also comprises the 5th eyeglass, and described 5th eyeglass is placed in described lens barrel, is positioned at the image side of described 4th eyeglass.
3. camera lens module as claimed in claim 2, it is characterized in that, on the non-optical division of the thing side surface of described 5th eyeglass, the position in close corresponding optics portion is by a part of pruning, form an inclined-plane, angle between the optical axis of described inclined-plane and described camera lens module is θ, 30 °≤θ≤85 °, described inclined-plane carries out atomization process.
4. camera lens module as claimed in claim 3, it is characterized in that, between described 4th eyeglass and described 5th eyeglass, an anti-dazzling screen is also set, the projection of intersection point on corresponding anti-dazzling screen that the non-optical division of the thing side surface of described 5th eyeglass is crossing with optics portion is D1 with the distance of corresponding anti-dazzling screen between the end of described camera lens module optical axis, and 0.0283≤D1/D≤0.0472.
5. camera lens module as claimed in claim 2, it is characterized in that, the image side as end surfaces of described 5th eyeglass arranges an anti-dazzling screen, the carrying out atomization with the discontiguous part of corresponding anti-dazzling screen as on the non-optical division of end surfaces and process near optics portion of described 5th eyeglass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110219496.8A CN102914844B (en) | 2011-08-02 | 2011-08-02 | Camera lens module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110219496.8A CN102914844B (en) | 2011-08-02 | 2011-08-02 | Camera lens module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102914844A CN102914844A (en) | 2013-02-06 |
| CN102914844B true CN102914844B (en) | 2016-03-02 |
Family
ID=47613283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110219496.8A Expired - Fee Related CN102914844B (en) | 2011-08-02 | 2011-08-02 | Camera lens module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102914844B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104865680B (en) * | 2015-06-15 | 2018-05-22 | 广东旭业光电科技股份有限公司 | The electronic equipment of optical lens and the application optical lens |
| CN206339820U (en) * | 2016-12-10 | 2017-07-18 | 瑞声科技(新加坡)有限公司 | Imaging lens |
| CN107329349A (en) * | 2017-07-07 | 2017-11-07 | 瑞声科技(新加坡)有限公司 | A kind of imaging lens |
| TWI628484B (en) * | 2017-08-11 | 2018-07-01 | 大立光電股份有限公司 | Imaging lens assembly, camera module and electronic device |
| CN109407253A (en) * | 2017-08-16 | 2019-03-01 | 信泰光学(深圳)有限公司 | Lens construction |
| CN111198465A (en) * | 2018-11-16 | 2020-05-26 | 三营超精密光电(晋城)有限公司 | Baffle ring and lens adopting same |
| CN209198736U (en) * | 2018-11-19 | 2019-08-02 | 瑞声科技(新加坡)有限公司 | A kind of lens module |
| CN111221200B (en) * | 2018-11-27 | 2022-01-07 | 三营超精密光电(晋城)有限公司 | Fixing ring, lens module and electronic device |
| CN114089449A (en) * | 2020-08-06 | 2022-02-25 | 三营超精密光电(晋城)有限公司 | Optical lens, optical lens and electronic device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200925693A (en) * | 2007-12-07 | 2009-06-16 | Hon Hai Prec Ind Co Ltd | Lens and lens module |
| CN101628464A (en) * | 2008-07-14 | 2010-01-20 | 鸿富锦精密工业（深圳）有限公司 | Impressing mold insert and method for manufacturing same |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101576642B (en) * | 2008-05-06 | 2013-04-24 | 鸿富锦精密工业（深圳）有限公司 | Spacing ring and lens module with spacing ring |
| JP2010197886A (en) * | 2009-02-27 | 2010-09-09 | Olympus Imaging Corp | Optical diaphragm |
-
2011
- 2011-08-02 CN CN201110219496.8A patent/CN102914844B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200925693A (en) * | 2007-12-07 | 2009-06-16 | Hon Hai Prec Ind Co Ltd | Lens and lens module |
| CN101628464A (en) * | 2008-07-14 | 2010-01-20 | 鸿富锦精密工业（深圳）有限公司 | Impressing mold insert and method for manufacturing same |
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| Publication number | Publication date |
|---|---|
| CN102914844A (en) | 2013-02-06 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20181210 Address after: No. 1216 Lanhua Road, Jincheng Economic Development Zone, Shanxi Province Patentee after: Sanying Super Precision Optoelectronics (Jincheng) Co.,Ltd. Address before: 518109, No. two, No. tenth, East Ring Road, Pinus tabulaeformis Industrial Zone, Longhua Town, Baoan District, Guangdong, Shenzhen, 2 Co-patentee before: HON HAI PRECISION INDUSTRY Co.,Ltd. Patentee before: HONG FU JIN PRECISION INDUSTRY (SHENZHEN) Co.,Ltd. |
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Granted publication date: 20160302 Termination date: 20210802 |
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