CN102955183B - Anti-dazzling screen and there is the camera lens module of this anti-dazzling screen - Google Patents
Anti-dazzling screen and there is the camera lens module of this anti-dazzling screen Download PDFInfo
- Publication number
- CN102955183B CN102955183B CN201110250774.6A CN201110250774A CN102955183B CN 102955183 B CN102955183 B CN 102955183B CN 201110250774 A CN201110250774 A CN 201110250774A CN 102955183 B CN102955183 B CN 102955183B
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- China
- Prior art keywords
- dazzling screen
- depression
- eyeglass
- camera lens
- lens module
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- Eyeglasses (AREA)
- Lens Barrels (AREA)
Abstract
The invention provides a kind of anti-dazzling screen, it is circular and has an optical axis. This anti-dazzling screen comprise a first surface, a second surface relative with this first surface and be connected to this first surface and this second surface between an inner ring surface and an outer ring surface. This inner ring surface from this first surface to this second surface to this inclined light shaft. On this outer ring surface, be formed with two shapes different and not the first depression and second on same diameter cave in. Projection in the direction of this anti-dazzling screen from first surface to second surface is not identical with the shape of projection from second surface to first surface direction. The present invention also can identify the assembling direction of this anti-dazzling screen fast by the relative position of these two depressions, improve the packaging efficiency of this camera lens module. The present invention also provides a kind of camera lens module with this anti-dazzling screen.
Description
Technical field
The present invention relates to a kind of optical element, particularly a kind of anti-dazzling screen and there is the camera lens module of this anti-dazzling screen.
Background technology
Camera lens module comprises a lens barrel and is assembled in one first eyeglass, one second eyeglass and the anti-dazzling screen in described lens barrel. Described anti-dazzling screen is disposed between described the first eyeglass and the second eyeglass, and this anti-dazzling screen is used for blocking unnecessary light, to prevent spurious rays.
To the inner ring surface of anti-dazzling screen, in the image of imaging, produce serious reverberation line in order to reduce ray cast, conventionally can offer a chamfering near the position of inner ring surface at anti-dazzling screen. But the size of the anti-dazzling screen of using due to mobile lens is all very little, and the external diameter of anti-dazzling screen is approximately 2mm, and internal diameter is approximately 0.6mm. Thereby make in the time of assembling camera lens module, the chamfering that user is difficult to tell anti-dazzling screen is to be positioned at which side, so that affects packaging efficiency.
Summary of the invention
In view of this, be necessary the camera lens module that a kind of anti-dazzling screen of the packaging efficiency that improves camera lens module is provided and there is this anti-dazzling screen.
A kind of anti-dazzling screen, it is circular and has an optical axis. This anti-dazzling screen comprise a first surface, a second surface relative with this first surface and be connected to this first surface and this second surface between an inner ring surface and an outer ring surface. This inner ring surface from this first surface to this second surface to this inclined light shaft. On this outer ring surface, be formed with two shapes different and not the first depression and second on same diameter cave in. Projection in the direction of this anti-dazzling screen from first surface to second surface is not identical with the shape of projection from second surface to first surface direction.
A kind of camera lens module, it comprises a lens barrel and is contained in first eyeglass in this lens barrel, second eyeglass and an anti-dazzling screen. This lens barrel comprises the picture side that a thing side and and this thing side are opposing, and contiguous this thing side of this first eyeglass arranges, this second eyeglass contiguous this as side setting, this anti-dazzling screen is disposed between this first eyeglass and this second eyeglass. This anti-dazzling screen is circular and has an optical axis. This anti-dazzling screen comprise a first surface, a second surface relative with this first surface and be connected to this first surface and this second surface between an inner ring surface and an outer ring surface. This first surface and this first eyeglass are adjoining, and this second surface and this second eyeglass are adjoining. This inner ring surface from this first surface to this second surface to this inclined light shaft. On this outer ring surface, be formed with two shapes different and not the first depression and second on same diameter cave in. Projection in the direction of this anti-dazzling screen from first surface to second surface is not identical with the shape of projection from second surface to first surface direction.
So, also can identify fast the assembling direction of this anti-dazzling screen by the relative position of these two depressions, improve the packaging efficiency of this camera lens module.
Brief description of the drawings
Fig. 1 is the cutaway view of the camera lens module that provides of embodiment of the present invention.
Fig. 2 is the front view of the anti-dazzling screen in the camera lens module in Fig. 1.
Fig. 3 is the rearview of the anti-dazzling screen in the camera lens module in Fig. 1.
Main element symbol description
| Camera lens module | 100 |
| Lens barrel | 10 |
| Thing side | 11 |
| Picture side | 12 |
| Accommodation space | 13 |
| The first eyeglass | 20 |
| The first optics portion | 21 |
| The first non-optical division | 22 |
| The second eyeglass | 30 |
| The second optics portion | 31 |
| The second non-optical division | 32 |
| Anti-dazzling screen | 40 |
| First surface | 41 |
| Second surface | 42 |
| Inner ring surface | 43 |
| Outer ring surface | 44 |
| The first depression | 441 |
| The second depression | 442 |
| Optical axis | L |
Following detailed description of the invention further illustrates the present invention in connection with above-mentioned accompanying drawing.
Detailed description of the invention
As shown in Figure 1, be a kind of camera lens module 100 that embodiment of the present invention provides, it comprises a lens barrel 10 and is contained in one first eyeglass 20, one second eyeglass 30 and the anti-dazzling screen 40 in described lens barrel 10. Described anti-dazzling screen 40 is disposed between described the first eyeglass 20 and the second eyeglass 30.
Described lens barrel 10 is cylindric, it comprise a semi-enclosed thing side 11, one untight as side 12 and one with described thing side 11 and the accommodation space 13 that is all connected as side 12.
Described the first eyeglass 20 is housed in described accommodation space 13 and near described thing side 11. Described the first eyeglass 20 comprises one first optics portion 21 and the first non-optical division 22 around described the first optics portion 21.
Described the second eyeglass 30 be housed in described accommodation space 13 and relatively described the first eyeglass 20 near described picture side 12. Described the second eyeglass 30 comprises one second optics portion 31 and the second non-optical division 32 around described the second optics portion 31.
In present embodiment, described the first eyeglass 20 and the second eyeglass 30 are by glass or be made of plastics, and are spherical lens or are non-spherical lens. Be appreciated that described camera lens module 100 can also comprise the 3rd eyeglass, the 4th eyeglass and be disposed on two anti-dazzling screens 40 between eyeglass.
As Figure 2-3, described anti-dazzling screen 40 is hollow circular ring shape and has an optical axis L. This anti-dazzling screen 40 comprises a first surface 41, a second surface 42 relative with first surface 41 and is connected to an inner ring surface 43 and the outer ring surface 44 between described first surface 41 and second surface 42. Described inner ring surface 43 and outer ring surface 44 are all coaxial with described optical axis L, and this inner ring surface 43 tilts to this optical axis L from this first surface 41 to this second surface 42, and form an angle toward first surface 41 with optical axis L. The aperture of described inner ring surface 43 is slightly smaller than the diameter of the first optics portion 21 of described the first eyeglass 20 and the second optics portion 31 of the second eyeglass 30. On described outer ring surface 44, be formed with two shapes different and not the first depression 441 on same diameter and the second depression 442. Described the first depression 441 and the second depression 442 be not on the same diameter of described anti-dazzling screen 40. Described the first depression 441 and the second depression 442 all run through described first surface 41 and second surface 42. Projection the direction of described anti-dazzling screen 40 from first surface 41 to second surface 42 is not identical with the shape of projection from second surface 42 to first surface 41 directions. In present embodiment, under the general visual condition of light, can know the shape of telling described the first depression 441 and the second depression 442.
Described the first depression 441 is for anti-dazzling screen 40 is pruned after a part and formed a plane near the position of outer ring surface 44, described the second pit bit 441 by by anti-dazzling screen 40 near the position of outer ring surface 44 a part of rear concave surface that formed of pruning. Look toward the direction of second surface 42 from described first surface 41, described the second depression 442 is positioned at the right side of the first depression 441, looks toward the direction of first surface 41 from described second surface 42, and described the second depression 442 is positioned at the left side of the first depression.
In present embodiment, described the first depression 441 center is perpendicular with being connected of anti-dazzling screen 40 center with line and the second depression 442 center at anti-dazzling screen 40 center. Look toward the direction of second surface 42 from described first surface 41, in the time that described the first depression 441 is positioned at the position at 12 o'clock, described the second depression 442 is positioned at the position at 3 o'clock.
In assembling process, operator, in to the assembling process of described camera lens module 100, is first assembled in described the first eyeglass 20 in lens barrel 10, and makes the thing side 11 of described the first eyeglass 20 near lens barrel 10. Then, anti-dazzling screen 40 described in operator's gripping, and make described anti-dazzling screen 40 toward operator. Operator is by described the first depression 441 and the second depression observation of 442, with judge described chamfering towards. When operator observes described the second depression 442 while being positioned at the right side of the first depression 441, show current towards one side be first surface 41. When operator observes described the second depression 442 while being positioned at the left side of the first depression 441, show current towards one side with regard to second surface 42. Operator is assembled in described anti-dazzling screen 40 in lens barrel 10, and ensure described first surface 41 and the first eyeglass 20 adjoining. Finally described the second eyeglass 30 is assembled in lens barrel 10, described second surface 42 and the second eyeglass 30 are adjoining.
For the ease of operator's observation, operator is in the process that described anti-dazzling screen 40 is observed, the position that described the first depression 441 can be rotated to 12 o'clock, operator just can judge that described the second depression 442 is the Left or rights that are positioned at the first depression 441 more intuitively like this.
On the outer ring surface of the anti-dazzling screen in camera lens module provided by the invention, be provided with the second depression that one first depression and a shape are different from the first depression, make anti-dazzling screen being assembled in camera lens module, operator is easy to ensure that the chamfering of anti-dazzling screen is toward the thing side of lens barrel.
Be understandable that, for the person of ordinary skill of the art, can make change and the distortion that other various pictures are answered 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 (10)
1. an anti-dazzling screen, it is circular and has an optical axis; This anti-dazzling screen comprises one first tableFace, a second surface relative with this first surface and be connected to this first surface and this second surface itBetween an inner ring surface and an outer ring surface; This inner ring surface from this first surface to this second surface to this lightAxle tilts; It is characterized in that, on this outer ring surface, be formed with two shapes different and not on same diameterThe first depression and the second depression; Projection in the direction of this anti-dazzling screen from first surface to second surface with fromSecond surface is not identical to the shape of the projection in first surface direction.
2. anti-dazzling screen as claimed in claim 1, is characterized in that: described the first depression and the second depressionFor being separately positioned on a plane and the concave surface on outer ring surface.
3. anti-dazzling screen as claimed in claim 1, is characterized in that: from described first surface toward the second tableThe direction of face is looked, and described the second depression is positioned at the right side of the first depression.
4. anti-dazzling screen as claimed in claim 1, is characterized in that: center and the screening of described the first depressionBeing connected of the line at the center of mating plate and second center of depression and the center of anti-dazzling screen is perpendicular.
5. anti-dazzling screen as claimed in claim 1, is characterized in that: described the first depression and this is second recessedFall into and all run through this first surface and this second surface.
6. a camera lens module, it comprise a lens barrel and be contained in first eyeglass in this lens barrel,Second eyeglass and an anti-dazzling screen; This lens barrel comprises the picture that a thing side and and this thing side are opposingSide, this first eyeglass is close to the setting of this thing side, and this second eyeglass is close to this as side setting, between this anti-dazzling screenEvery being arranged between this first eyeglass and this second eyeglass; This anti-dazzling screen is circular and has a lightAxle; This anti-dazzling screen comprises a first surface, second surface relative with this first surface and connectionAn inner ring surface and an outer ring surface between this first surface and this second surface; This first surface withThis first eyeglass is adjoining, and this second surface and this second eyeglass are adjoining; This inner ring surface is from this first tableFace is to this second surface to this inclined light shaft; It is characterized in that, on this outer ring surface, be formed with two shapes notWith and not on same diameter first depression and second cave in; Described anti-dazzling screen is from first surface to the secondProjection in the direction on surface is not identical with the shape of projection from second surface to first surface direction.
7. camera lens module as claimed in claim 6, is characterized in that: described the first depression and second recessedFall into as being separately positioned on a plane and the concave surface on outer ring surface.
8. camera lens module as claimed in claim 6, is characterized in that: from described first surface toward secondThe direction on surface is looked, and described the second depression is positioned at the right side of the first depression.
9. camera lens module as claimed in claim 6, is characterized in that: described first depression center withBeing connected of the line at the center of anti-dazzling screen and second center of depression and the center of anti-dazzling screen is perpendicular.
10. camera lens module as claimed in claim 6, is characterized in that: described the first depression and thisTwo depressions all run through this first surface and this second surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110250774.6A CN102955183B (en) | 2011-08-29 | 2011-08-29 | Anti-dazzling screen and there is the camera lens module of this anti-dazzling screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110250774.6A CN102955183B (en) | 2011-08-29 | 2011-08-29 | Anti-dazzling screen and there is the camera lens module of this anti-dazzling screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102955183A CN102955183A (en) | 2013-03-06 |
| CN102955183B true CN102955183B (en) | 2016-05-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110250774.6A Expired - Fee Related CN102955183B (en) | 2011-08-29 | 2011-08-29 | Anti-dazzling screen and there is the camera lens module of this anti-dazzling screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102955183B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106468845A (en) * | 2015-08-18 | 2017-03-01 | 玉晶光电(厦门)有限公司 | Brake sack for camera lens |
| TWI596417B (en) * | 2016-11-14 | 2017-08-21 | 大立光電股份有限公司 | Light blocking sheet, imaging lens module and electronic apparatus |
| CN106773454A (en) * | 2017-02-28 | 2017-05-31 | 浙江舜宇光学有限公司 | Anti-dazzling screen and the Image lenses with the anti-dazzling screen |
| CN107132715A (en) * | 2017-03-27 | 2017-09-05 | 浙江舜宇光学有限公司 | Anti-dazzling screen and camera lens |
| CN112130271A (en) * | 2019-06-25 | 2020-12-25 | 三营超精密光电(晋城)有限公司 | Lens module and electronic device with same |
Citations (5)
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| US6381081B1 (en) * | 2001-01-19 | 2002-04-30 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Flexure-ring for centering a concave lens in a bore of a housing for an optical system |
| CN101017234A (en) * | 2006-02-08 | 2007-08-15 | 株式会社理光 | Lena unit, lens, optical device, image reading unit, scanner and image forming device |
| CN101062547A (en) * | 2006-04-28 | 2007-10-31 | 鸿富锦精密工业（深圳）有限公司 | Lens and processing method thereof |
| CN101443686A (en) * | 2006-05-08 | 2009-05-27 | 波士顿科技有限公司 | Optical assembly for medical imaging devices |
| CN101713855A (en) * | 2008-09-30 | 2010-05-26 | 富士能株式会社 | Lens frame, lens assembly and image-taking apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4077260B2 (en) * | 2002-07-18 | 2008-04-16 | 株式会社 ニコンビジョン | Loupe and manufacturing method thereof |
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2011
- 2011-08-29 CN CN201110250774.6A patent/CN102955183B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6381081B1 (en) * | 2001-01-19 | 2002-04-30 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Flexure-ring for centering a concave lens in a bore of a housing for an optical system |
| CN101017234A (en) * | 2006-02-08 | 2007-08-15 | 株式会社理光 | Lena unit, lens, optical device, image reading unit, scanner and image forming device |
| CN101062547A (en) * | 2006-04-28 | 2007-10-31 | 鸿富锦精密工业（深圳）有限公司 | Lens and processing method thereof |
| CN101443686A (en) * | 2006-05-08 | 2009-05-27 | 波士顿科技有限公司 | Optical assembly for medical imaging devices |
| CN101713855A (en) * | 2008-09-30 | 2010-05-26 | 富士能株式会社 | Lens frame, lens assembly and image-taking apparatus |
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| Publication number | Publication date |
|---|---|
| CN102955183A (en) | 2013-03-06 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20181206 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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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 Termination date: 20210829 |
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| CF01 | Termination of patent right due to non-payment of annual fee |