CN107645659A - Camera module optics depth of field test device - Google Patents
Camera module optics depth of field test device Download PDFInfo
- Publication number
- CN107645659A CN107645659A CN201710683665.0A CN201710683665A CN107645659A CN 107645659 A CN107645659 A CN 107645659A CN 201710683665 A CN201710683665 A CN 201710683665A CN 107645659 A CN107645659 A CN 107645659A
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- 238000012360 testing method Methods 0.000 title claims abstract description 23
- 230000000694 effects Effects 0.000 abstract description 6
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 238000003786 synthesis reaction Methods 0.000 abstract description 3
- 238000013139 quantization Methods 0.000 abstract description 2
- 230000009977 dual effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000012937 correction Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000013329 compounding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 210000000697 sensory organ Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Accessories Of Cameras (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a kind of camera module optics depth of field test device, including mounting bracket, described mounting bracket is provided with horizontally disposed slide rail, and described mounting bracket is provided with module bracket, tested camera module is provided with described module bracket；Multiple target components are sliding combined with described slide rail, described target component includes the target provided with horizontal scale and longitudinal scale, and described tested camera module and target are perpendicular with described slide rail；Described tested camera module electrically connects with CIS.The depth of field test device realizes that the different depth of field are evaluated and tested and monitored by effective quantization means under same state, reaches the control of the picture depth of field of two modules shootings, and reaching 3D effect for the synthesis of two width pictures makes basic place mat.
Description
Technical field
The present invention relates to optical camera module technical field of measurement and test, more particularly to a kind of camera module optics
Depth of field test device.
Background technology
With attention of the user to mobile phone camera function, combination of taking pictures more and more closer with mobile phone.Take the photograph smart mobile phone
As head technology has come another new starting line again in recent years, that is, dual camera technology, pass is enjoyed from the visual field is initially entered
Note starts to today, slowly by big well-established.Dual camera configuration in the market differs, i.e., two shootings are first-class
Big or small one and large one configuration.How by two module Image compoundings come realize 3D, ranging effect (similar people eyes),
In addition to the synthesis for needing software, the control of the module depth of field will seem increasingly important.At present, simply by different far and near things
Body is taken pictures recognizes camera to judge the effect of the depth of field from sense organ, and it is not very accurate to obtain information status, can not quantify the depth of field
The effect of change.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of camera module optics depth of field test device, and the depth of field is surveyed
Trial assembly is put realizes different depth of field evaluation and tests and monitoring by effective quantization means under same state, reaches the figure of two module shootings
The control of the piece depth of field, reach 3D effect for the synthesis of two width pictures and make basic place mat.
The technical solution of the present invention is to provide a kind of camera module optics depth of field test dress with following structure
Put, including mounting bracket, described mounting bracket are provided with horizontally disposed slide rail, described mounting bracket is provided with module bracket, institute
Tested camera module is installed in the module bracket stated；Multiple target components are sliding combined with described slide rail, it is described
Target component includes the target provided with horizontal scale and longitudinal scale, described tested camera module and target with it is described
Slide rail it is perpendicular；Described tested camera module electrically connects with CIS.
After above structure, camera module optics depth of field test device of the invention, compared with prior art, tool
Have the advantage that：
The camera module optics depth of field test device of the present invention, the information obtained by CIS to target are carried out
(Modulation Transfer Function are software MTF：Optical-modulation transfer function is tested) calculated, to crawl
Diverse location MTF Through Focus (optical-modulation transfer function test defocus) carry out linear ratio to quantifying the depth of field
Change procedure, there is the advantages of quick, accurate, specifically to quantify, providing strong theory to the correction of the dual camera depth of field corrects
Basis.Test device of the present invention can effectively carry out depth of field correction, monitoring to camera module, greatly lift the competing of product
Strive power.
As an improvement, from the close-by examples to those far off include the first target component, the second target group apart from module bracket on described slide rail
Part, the 3rd target component, the 4th target component, the 5th target component and the 6th target component.Also include being used to be attached to wall
The 7th target.After adopting the structure, test effect is preferable.
As an improvement, described target component also includes sliding floor and fixed support；Described sliding floor, which slides, matches somebody with somebody
Close on described slide rail, described support bracket fastened lower end is fixed on described slide rail, and described target is fixed on described
Support bracket fastened upper end and close to described module bracket side.It is simple in construction after adopting the structure, it is easy to assembly.
As an improvement, described sliding floor is provided with the strip adjustment hole set along sliding floor length direction, tightly
Fixed support is fixed on described sliding floor by firmware through strip adjustment hole.After adopting the structure, convenient regulation
Position of the fixed support on sliding floor.
As an improvement, using tested camera module close to the plane perpendicular with track where the side of the first target as
First datum plane, the beeline between the first target and the first datum plane of the first described target component are 5-
20cm；Beeline between the second target and the first datum plane of the second described target component is 15-30cm；It is described
The 3rd target component the 3rd target and the first datum plane between beeline be 25-50cm；The 4th described target
Beeline between 4th target of component and the first datum plane is 45-80cm；The 5th of the 5th described target component
Beeline between target and the first datum plane is 75-120cm；6th target of the 6th described target component and
Beeline between one datum plane is 75-120cm；7th target of the 7th described target component is put down with the first benchmark
Beeline between face is 280-500cm.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the camera module optics depth of field test device of the present invention.
Shown in figure：1st, mounting bracket, 2, slide rail, 3, module bracket, 5, sliding floor, 501, strip adjustment hole, 6, solid
Fixed rack, the 7, first target, the 8, second target, the 9, the 3rd target, the 10, the 4th target, the 11, the 5th target, the 12, the 6th target,
13rd, the 7th target, 14, tested camera module.
Embodiment
It is the specific embodiment of the present invention and with reference to accompanying drawing below, technical scheme is further described,
But the present invention is not limited to these embodiments.
As shown in figure 1, the camera module optics depth of field test device of the present invention, including mounting bracket 1, described installation
Frame 1 is provided with horizontally disposed slide rail 2, and described mounting bracket 1 is provided with module bracket 3, installed in described module bracket 3
There is tested camera module 14；Multiple target components are sliding combined with described slide rail 2, described target component includes setting
There is the target 4 of horizontal scale and longitudinal scale, described tested camera module 14 and target 4 hang down with the described phase of slide rail 2
Directly；Described tested camera module 14 electrically connects with CIS.
Described target component also includes sliding floor 5 and fixed support 6；Described sliding floor 5 is slidably fitted in institute
On the slide rail 2 stated, the lower end of described fixed support 6 is fixed on described slide rail 2, and described target 4 is fixed on described
Fixed support 6 upper end and close to described module bracket 3 side.The both sides of described mounting bracket 1 are equipped with described
Slide rail 2, the both sides of described sliding floor 5 are respectively fitting on the slide rail 2 of the both sides of mounting bracket 1.On described sliding floor 5
Provided with the strip adjustment hole 501 set along the length direction of sliding floor 5, fastener will be fixed through strip adjustment hole 501
Support 6 is fixed on described sliding floor 5.
From the close-by examples to those far off include the first target component, the second target component, the 3rd apart from module bracket 3 on described slide rail 2
Target component, the 4th target component, the 5th target component and the 6th target component.Also include being used for the 7th be attached on wall
Target 13.
To be tested camera module 14 close to the plane perpendicular with track where the side of the first target 7 as the first base
Directrix plane, the beeline between the first target 7 and the first datum plane of the first described target component is 5-20cm；Institute
Beeline between the second target 8 and the first datum plane of the second target component stated is 15-30cm；Described the 3rd
Beeline between 3rd target 9 of target component and the first datum plane is 25-50cm；The 4th described target component
The 4th target 10 and the first datum plane between beeline be 45-80cm；5th mark of the 5th described target component
Beeline between the datum plane of plate 11 and first is 75-120cm；6th target 12 of the 6th described target component with
Beeline between first datum plane is 75-120cm.The 7th target 13 and the first base of the 7th described target component
Beeline between directrix plane is 280-500cm.
Claims (7)
- A kind of 1. camera module optics depth of field test device, it is characterised in that：Including mounting bracket, described mounting bracket is provided with Horizontally disposed slide rail, described mounting bracket are provided with module bracket, and tested shooting head mould is provided with described module bracket Group；Multiple target components are sliding combined with described slide rail, described target component includes being provided with horizontal scale and longitudinal direction is carved The target of degree, described tested camera module and target are perpendicular with described slide rail；Described tested camera module Electrically connected with CIS.
- 2. camera module optics depth of field test device according to claim 1, it is characterised in that：On described slide rail away from From the close-by examples to those far off include the first target component, the second target component, the 3rd target component, the 4th target component, the from module bracket Five target components and the 6th target component.
- 3. camera module optics depth of field test device according to claim 2, it is characterised in that：Also include being used to be attached to The 7th target on wall.
- 4. camera module optics depth of field test device according to claim 1 or 2, it is characterised in that：Described target Component also includes sliding floor and fixed support；Described sliding floor is slidably fitted on described slide rail, described fixation The lower end of support is fixed on described slide rail, and described target is fixed on described support bracket fastened upper end and close to described The side of module bracket.
- 5. camera module optics depth of field test device according to claim 4, it is characterised in that：Described sliding floor The strip adjustment hole set along sliding floor length direction is provided with, fastener consolidates fixed support through strip adjustment hole It is scheduled on described sliding floor.
- 6. the camera module optics depth of field test device according to Claims 2 or 3, it is characterised in that：With tested shooting Head mould group is the first datum plane close to the plane perpendicular with track where the side of the first target, the first described target Beeline between the first target and the first datum plane of component is 5-20cm；Second mark of the second described target component Beeline between plate and the first datum plane is 15-30cm；The 3rd target and the first base of the 3rd described target component Beeline between directrix plane is 25-50cm；Between the 4th target and the first datum plane of the 4th described target component Beeline be 45-80cm；Beeline between the 5th target and the first datum plane of the 5th described target component For 75-120cm；Beeline between the 6th target and the first datum plane of the 6th described target component is 75- 120cm。
- 7. camera module optics depth of field test device according to claim 6, it is characterised in that：The 7th described target Beeline between 7th target of component and the first datum plane is 280-500cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710683665.0A CN107645659B (en) | 2017-08-11 | 2017-08-11 | Camera module optical depth of field testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710683665.0A CN107645659B (en) | 2017-08-11 | 2017-08-11 | Camera module optical depth of field testing arrangement |
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| Publication Number | Publication Date |
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| CN107645659A true CN107645659A (en) | 2018-01-30 |
| CN107645659B CN107645659B (en) | 2024-06-28 |
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| CN201710683665.0A Active CN107645659B (en) | 2017-08-11 | 2017-08-11 | Camera module optical depth of field testing arrangement |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108881898A (en) * | 2018-06-07 | 2018-11-23 | 歌尔股份有限公司 | The test method of depth of field mould group nonlinear calibration |
| CN109874005A (en) * | 2018-12-25 | 2019-06-11 | 深圳市欧珀软件科技有限公司 | Camera focusing detection device |
| CN111491107A (en) * | 2020-06-24 | 2020-08-04 | 支付宝(杭州)信息技术有限公司 | Voice coil motor stroke calibration method, device and equipment |
| CN113840132A (en) * | 2020-06-23 | 2021-12-24 | 深圳市万普拉斯科技有限公司 | Test device and image test method for photographing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109874005A (en) * | 2018-12-25 | 2019-06-11 | 深圳市欧珀软件科技有限公司 | Camera focusing detection device |
| CN109874005B (en) * | 2018-12-25 | 2020-12-08 | 深圳市欧珀软件科技有限公司 | Camera focusing detection device |
| CN113840132A (en) * | 2020-06-23 | 2021-12-24 | 深圳市万普拉斯科技有限公司 | Test device and image test method for photographing device |
| CN111491107A (en) * | 2020-06-24 | 2020-08-04 | 支付宝(杭州)信息技术有限公司 | Voice coil motor stroke calibration method, device and equipment |
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| CN107645659B (en) | 2024-06-28 |
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Effective date of registration: 20200826 Address after: 336600 east side of East Outer Ring Road (Chengdong Industrial Park), Fenyi County, Xinyu City, Jiangxi Province Applicant after: Jiangxi Shengtai precision optics Co.,Ltd. Address before: 336600 Shengtai Science and Technology Park, Chengdong Industrial Zone, Fenyi County, Xinyu City, Jiangxi Province Applicant before: JIANGXI SHENGTAI OPTICAL Co.,Ltd. |
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