CN207689105U - The big wide-angle lens headring of auto-focusing surveys parallel light tube detection platform - Google Patents
The big wide-angle lens headring of auto-focusing surveys parallel light tube detection platform Download PDFInfo
- Publication number
- CN207689105U CN207689105U CN201721602688.6U CN201721602688U CN207689105U CN 207689105 U CN207689105 U CN 207689105U CN 201721602688 U CN201721602688 U CN 201721602688U CN 207689105 U CN207689105 U CN 207689105U
- Authority
- CN
- China
- Prior art keywords
- parallel light
- light tube
- lens
- test
- auto
- 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.)
- Active
Links
Landscapes
- Eyeglasses (AREA)
Abstract
This application involves the instruments of camera lens test more particularly to the big wide-angle lens headring of auto-focusing to survey parallel light tube detection platform.Including workbench, the workbench is equipped with detection module and test module, the test module includes the test platform being set on the workbench, image capture module on the test platform and the camera lens locating piece on described image acquisition module for fixing camera lens to be measured, the detection module includes being set to the holder on the workbench and automatically controlled parallel light tube tester opposite with the camera lens locating piece above the test platform on holder, by the way that testing lens are placed on camera lens locating piece, and the performance of camera lens to be measured is tested by automatically controlled parallel light tube tester.And make camera lens to be measured that can realize quick multi-orientation detection along its own axis rotation, the shooting performance after being rotated so as to detector lens by rotating camera lens locating piece.
Description
【Technical field】
This application involves the instruments of camera lens test more particularly to the big wide-angle lens headring of auto-focusing to survey parallel light tube detection
Platform.
【Background technology】
Focal length is to reflect an important parameter of lens properties, thus the accurate focal length parameter for measuring lens then seems particularly
It is important.Traditional simulation focal length detector device is mostly to be adjusted slowly, made by the way of adjusting manually by the way of manually adjusting
It is low at detection efficiency, and the precision adjusted is very low, and error is big, influences the quality measured.And for the detection of present camera lens
It is required that, it is often necessary to all angles of camera lens are tested, and traditional test equipment needs to adjust testing lens turn manually
It is dynamic, then shot detection is carried out, cause detection efficiency low in this way, and time-consuming and laborious, increases testing cost.
【Invention content】
To solve the problems, such as that camera lens multi-orientation detection causes inefficiency, the application to carry using adjusting manually in the prior art
The big wide-angle lens headring of auto-focusing has been supplied to survey parallel light tube detection platform.
The application is achieved through the following technical solutions：
The big wide-angle lens headring of auto-focusing surveys parallel light tube detection platform, including workbench, is set on the workbench
There are detection module and test module, the test module includes the test platform being set on the workbench, set on described
Image capture module on test platform and the camera lens positioning on described image acquisition module for fixing camera lens to be measured
Part, the detection module include being set to the holder on the workbench and being located above the test platform on holder
The automatically controlled parallel light tube tester opposite with the camera lens locating piece is additionally provided with for driving the camera lens on the workbench
Locating piece rotation makes camera lens to be measured fixed thereon can be along the drive component of its own axis rotation.
The big wide-angle lens headring of auto-focusing as above surveys parallel light tube detection platform, and the automatically controlled parallel light tube tester passes through
Can the holder is swung relatively swing span be connected with the holder.
The big wide-angle lens headring of auto-focusing as above surveys parallel light tube detection platform, is additionally provided on the workbench for adjusting
The XYZ micromatic settings of the whole test platform position.
The big wide-angle lens headring of auto-focusing as above surveys parallel light tube detection platform, and drive component is set on the workbench
Lower section pass through the stepping servo driving motor that is connected with the camera lens locating piece of the test platform.
The big wide-angle lens headring of auto-focusing as above surveys parallel light tube detection platform, is located at the holder on the workbench
Rear be equipped with the second stepping servo drive motor, the second stepping servo drive motor extended to by one speed reducer and one
The shaft of the holder front end connects, and the swing span is connected in the shaft.
The big wide-angle lens headring of auto-focusing as above surveys parallel light tube detection platform, is located at outside the shaft on holder front end face
Week is equipped with reference to scale.
The big wide-angle lens headring of auto-focusing as above surveys parallel light tube detection platform, the swingable angular range of the swing span
It swings ± 115 ° for opposing perpendicular planes.
The big wide-angle lens headring of auto-focusing as above surveys parallel light tube detection platform, and the workbench is equipped with optoelectronic induction
Limit switch.
The big wide-angle lens headring of auto-focusing as above surveys parallel light tube detection platform, and the automatically controlled parallel light tube tester includes
Shell, the housing forward end are equipped with front mounting plate, and the front mounting plate is equipped with parallel light tube lens group, is also set on the shell
There is test suite, being additionally provided on the shell can drive the test suite relatively described parallel light tube lens group in shell to move
Dynamic moving assembly, the test suite include the carrier being connect with the moving assembly, the survey on the carrier
Attempt card and the lighting source on the carrier, the moving assembly include the slide that is connect with the carrier with
And the drive component of the driving slide movement.
The big wide-angle lens headring of auto-focusing as above surveys parallel light tube detection platform, and the test suite further includes set on described
For making the runner assembly that the test pattern rotates on carrier on carrier, and the moving assembly can be with the carrying
Frame moves in shell together, and the carrier is equipped with the peace for installing the test pattern and can be rotated relative to carrier
Dress portion, the runner assembly include that the rotatable connection cylinder being connect with the mounting portion and the driving rotatable connection cylinder rotate
Second driving unit.
Compared with prior art, the application has the following advantages：
1, this application provides the big wide-angle lens headrings of auto-focusing to survey parallel light tube detection platform, by putting testing lens
It sets on camera lens locating piece, and the performance of camera lens to be measured is tested by automatically controlled parallel light tube tester.And by rotating mirror
Head locating piece makes camera lens to be measured that can be realized quick along its own axis rotation, the shooting performance after being rotated so as to detector lens
Multi-orientation detection, and it is not required to manual rotation's angle, efficiency is improved, and rotational angle is faster, accurate.
2, the big wide-angle lens headring of the auto-focusing of the application surveys the automatically controlled parallel light tube tester of parallel light tube detection platform
It can also be swung by swing span, can set the angle of swing by pre-selection by the visual field of swing detection camera lens, make whole
A test process automation improves detection efficiency, and the angle maximum swung can meet most wide-angle lens up to 230 °
Detection uses.
3, the big wide-angle lens headring survey parallel light tube detection platform of the auto-focusing of the application is simple in structure, and overall precision is high,
Running fix precision is high, and the concentricity of testing lens and automatically controlled parallel light tube tester is guaranteed, and improves the quality of detection.
4, the automatically controlled parallel light tube tester that the application uses, by adjusting between test suite and parallel light tube lens group
Distance generate different image distances, camera lens to be tested passes through realizes the bat of different focal length in the other side of parallel light tube lens group
It takes the photograph, to the zoom performance of testing lens, and the test pattern of the application is located on moveable carrier, passes through driving group
Automatic adjustment the distance between test pattern and parallel light tube lens group can be achieved in part, allows detection process full automation, saving
Operating time is to effectively improve efficiency, and the precision of adjustable range is high, the whole error for reducing detection.
【Description of the drawings】
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present application, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the structural schematic diagram that the big wide-angle lens headring of the application auto-focusing surveys parallel light tube detection platform；
Fig. 2 is the automatically controlled parallel light tube tester that the big wide-angle lens headring of the application auto-focusing surveys parallel light tube detection platform
Structural schematic diagram.
【Specific implementation mode】
The technical issues of in order to keep the application solved, technical solution and advantageous effect are more clearly understood, below in conjunction with
The application is further elaborated in accompanying drawings and embodiments.It should be appreciated that specific embodiment described herein is only used
To explain the application, it is not used to limit the application.
The application is achieved through the following technical solutions：
As shown in Figure 1, the big wide-angle lens headring of auto-focusing surveys parallel light tube detection platform, including workbench 1, the work
Make platform 1 and be equipped with detection module and test module, the test module includes that the test on the workbench 1 is flat
Platform 21, the image capture module 22 on the test platform 21 and on described image acquisition module 22 for fixing
The camera lens locating piece 23 of camera lens to be measured, it is described detection module include be set to the workbench 1 on holder 31 and set on branch
It is located at 21 top of the test platform automatically controlled parallel light tube tester 32 opposite with the camera lens locating piece 23 on frame 31, it is described
It is additionally provided on workbench 1 for driving the rotation of camera lens locating piece 23 to make camera lens to be measured fixed thereon can be along its own axis
The drive component of line rotation.This application provides the big wide-angle lens headrings of auto-focusing to survey parallel light tube detection platform, by that will survey
Screen test is placed on camera lens locating piece, and tests the performance of camera lens to be measured by automatically controlled parallel light tube tester.And it is logical
Crossing rotation camera lens locating piece makes camera lens to be measured can be along its own axis rotation, the shooting performance after being rotated so as to detector lens,
It realizes quick multi-orientation detection, and is not required to manual rotation's angle, improve efficiency, and rotational angle is faster, accurate.
Further, the angle that camera lens locating piece 23 rotates is ± 90 °, can meet the detection need of most of wide-angle lens
It asks.
Further, the automatically controlled parallel light tube tester 32 is by can the holder 31 is swung relatively swing span
33 are connected with the holder 31.The angle that can set swing by pre-selection by the visual field of swing detection camera lens, makes whole
A test process automation improves detection efficiency.Operating personnel set that parameter is good only to need one-key start, and entire test process is not
It can be completed by 10 seconds.And the swingable angular range of the swing span 33 is that opposing perpendicular planes swing ± 115 °.I.e.
Up to 230 °, the detection that can meet most wide-angle lens uses the angle maximum of swing.
Wherein, the XYZ micromatic settings for adjusting 21 position of the test platform are additionally provided on the workbench 1.It can
When detecting the camera lens of different model, size, the center of camera lens is made to be directed at the automatically controlled parallel light tube by XYZ micromatic settings
The center of tester 32, to improve the quality of detection.
Specifically, the driving component be set on the lower section of the workbench 1 pass through the test platform 21 with it is described
The connected stepping servo driving motor 4 of camera lens locating piece 23.It may make the angular error that camera lens rotates within ± 0.03 °, have
Conducive to the accuracy of detection structure is improved, detection quality is improved.
More specifically, being equipped with the second stepping servo drive motor positioned at the rear of the holder 31 on the workbench 1
34, the second stepping servo drive motor 34 extends to the shaft 36 of 31 front end of the holder by one speed reducer 35 and one
Connection, the swing span 33 are connected in the shaft 36.Moreover, being equipped with positioned at 36 periphery of the shaft on 31 front end face of holder
With reference to scale.The second stepping servo drive motor 34 can be arranged by software etc. to rotate to set the angle of 33 relative swing of swing span
Degree improves efficiency, and operating personnel observe inspection by that can estimate with reference to scale to enable swing detection to automate
The swing angle of swing span prevents the angle of oscillation caused by setting mistake crosses mechanical disorder etc. whether in setting range during survey
It spends wrong, influences detection result.
In detail, the workbench 1 is equipped with optoelectronic induction limit switch 6.The optoelectronic induction limit switch 6 includes
Limit reset detection switch on XYZ micromatic settings and its close both sides or so limit detection on holder front end face
Switch is used for the Rapid reset to test platform 21 and positioning, shortens the operating time for replacing testing lens post-equalization position,
To raising efficiency.Left and right limit detection switch, which can detect after swing span swings to maximum angle, plays the role of limit.
In addition, as shown in Fig. 2, the automatically controlled parallel light tube tester 32 include shell, be set to the shell on preceding peace
Loading board 701, the front mounting plate 701 are equipped with parallel light tube lens group 8, test suite 9, the shell are additionally provided on the shell
It is additionally provided with the moving assembly that the test suite 9 can be driven to be moved relative to the parallel light tube lens group 8 on shell, institute in vivo
State test suite 9 include the carrier 91 being connect with the moving assembly, the test pattern 92 on the carrier 91 with
And the lighting source on the carrier 91, the moving assembly include the slide 71 being connect with the carrier 91 and
The drive component for driving the slide 71 to move.This application provides the big wide-angle lens headrings of auto-focusing to survey parallel light tube detection
Platform, the image distance different by adjusting the generation of the distance between test suite and parallel light tube lens group, camera lens to be tested are logical
It crosses and realizes the shooting of different focal length in the other side of parallel light tube lens group, thus the zoom performance of testing lens, and this Shen
Test pattern please is located on moveable carrier, and automatic adjustment test pattern and parallel light tube can be realized by drive component
The distance between lens group, allows detection process full automation, saves the operating time to effectively improve efficiency, and adjust away from
From precision it is high, the whole error for reducing detection.
Specifically, automatically controlled parallel light tube tester 32 can simulate the ranging from 0.2m of focal length to infinity.
Further, the test suite 9 further includes being set on the carrier 91 for making the test pattern 92 exist
The runner assembly 93 rotated on carrier 91, and the runner assembly 93 can move on shell together with the carrier 91,
The carrier 91 is equipped with the mounting portion for installing the test pattern 92 and can be rotated relative to carrier 91, the rotation
Component 93 includes the rotatable connection cylinder being connect with the mounting portion and drives the second driving of the rotatable connection cylinder rotation single
Member.It is opposite with traditional manual adjustment side because to need the angle of chart rotations SFR to make different for different test softwares
Formula can make Electronic control rotary test graph card by runner assembly, and rotation precision is high, improves and adjusts efficiency, can make and the external world
The test software of connection can smoothly judge to detect, and runner assembly is integrated on carrier, can together be moved with carrier,
It is conducive to reduce volume, and using flexible.
In addition, the mounting portion is annular, the axis of the mounting portion and the axis of the parallel light tube lens group 8 are total
Line.The front side of the front mounting plate 701 right angle setting and the shell, the rear side of the shell is equipped with vertically arranged with shell
Back side panel 702 and the accessory plate 703 being connect with the mounting plate 701 and back side panel 702 positioned at the left or right side of shell.Knot
Structure is simple, and overall precision is high, and mobile repetitive positioning accuracy is high, and mobile repetitive positioning accuracy exists in ± 0.01mm, mobile concentricity
Positive and negative 0.02mm, test pattern and the concentricity of parallel light tube lens group are guaranteed, and are conducive to the quality for improving detection.
Further, the driving component include the drive rod 72 being connect with the slide 71 and with the drive rod 72
The first driving unit 73 for driving the drive rod 72 to move is connected, the movement of the drive rod 72 can drive the slide
71 move on shell, and straight-line guidance axis 10 is additionally provided on the shell, and the slide 71 is socketed in the straight-line guidance axis 10
On.Specifically, the drive rod 72 is ball screw, and first driving unit 73 is stepper motor, and first driving is single
Member 73 is mounted on shell by the first positioning plate 74 and is connect with the drive rod 72 by a shaft coupling 704, the shell
The upper side positioned at first positioning plate 74 is additionally provided with the second positioning plate 75 and third positioning plate 76, the straight-line guidance axis
10 both ends are connect with second positioning plate 75 and third positioning plate 76 respectively.It is using the advantages of ball screw：Transmission
Precision is high, stable transmission, and friction loss is small, transmission efficiency, and rigidity is big, is hardly damaged, and is conducive to improve this detection and sets
Standby durable performance.
Further, it is additionally provided with away on the shell and walks wire clamp 11 is located at setting accessory plate 703 one described in wire clamp 11
Side.Facilitate the normal operation for preventing circuit clamping position circuit to interfere with equipment.
In addition, being additionally provided with D-SUB and oral communication serial ports 12 on the bottom plate.Data transmission is realized by the interface,
Exportable detection data and outside are controlled, and be can further improve the big wide-angle lens headring of the application auto-focusing and are surveyed directional light
The automation of pipe detection platform improves efficiency.
The parallel light tube lens group 8 includes the first lens, the second lens set gradually from object plane to image planes along optical axis
And the optical system of the third lens composition；The first lens object plane side is concave surface, and image planes side is concave surface, and its focal power is
It is negative；The second lens object plane side is concave surface, and image planes side is convex surface, and its focal power is just；The third lens object plane side is
Convex surface, image planes side are convex surface, and its focal power is negative.
Specifically, first lens, the second lens and the third lens also meet following condition： (1)1.65<Nd1<
1.80；20<Vd1<30；(2)1.55<Nd2<1.88；50<Vd2<80； (3)1.60<Nd2<1.90；30<Vd3<50；Wherein,
Nd1 is the refractive index of the first lens, and Vd1 is the abbe number of the first lens；Nd2 is the refractive index of the second lens, Vd2 the
The abbe number of two lens；Nd3 is the refractive index of the third lens, and Vd3 is the abbe number of the third lens.
Further, first lens strength is negative, focal length：
-230mm<f1<- 220mm, preferred focal length f1 are -227.65mm.The refractive index Nd1 of first lens is preferred
1.75, abbe number Vd1 preferably 25 is conducive to that optical system or camera lens is made to form sharp image.
Still further, second lens strength is just, focal length 220mm<f2<240mm, preferred focal length f2
For 233.34mm.The refractive index Nd2 preferably 1.60 of second lens, abbe number Vd2 preferably 55 are conducive to make optical system
Or camera lens forms sharp image.
Also further, the third lens focal power is negative, focal length：
-130mm<f3<- 120mm, preferred focal length f3 are -124.79mm.The refractive index Nd3 of the third lens is preferred
1.80, abbe number Vd3 preferably 40 is conducive to that optical system or camera lens is made to form sharp image.
Specifically, in the present embodiment, every basic parameter of this optical lens is as shown in the table：
In upper table, along optical axis from object plane to image planes, S1, S2 correspond to two surfaces of the first lens；S3, S4 correspond to
Two surfaces of two lens；S5, S6 correspond to two surfaces of the third lens.
By the way that the first lens, the second lens and the third lens are reasonably arranged in pairs or groups, tied using each eyeglass itself
The characteristics of structure, makes the picture that optical system can be by the object irradiated from image planes end after optical system at an image distance farther out, in light
The testing lens at system object plane end can shoot the picture, be shot over long distances to be simulated in small space, Er Qietong
The object for changing image planes end is crossed at a distance from the changeable imaging of the distance between optical system.
This application provides the big wide-angle lens headrings of auto-focusing to survey parallel light tube detection platform, by placing testing lens
The performance of camera lens to be measured is tested onto camera lens locating piece, and by automatically controlled parallel light tube tester.And by rotating camera lens
Locating piece makes camera lens to be measured that can be realized quickly more along its own axis rotation, the shooting performance after being rotated so as to detector lens
Angle detects, and is not required to manual rotation's angle, improves efficiency, and rotational angle is faster, accurate.
It is the one or more embodiments for combining particular content to provide as described above, does not assert the specific reality of the application
It applies and is confined to these explanations.It is all approximate with the present processes, structure etc., identical, or under the application concept thereof
It makes several technologies to deduce, or replaces the protection domain that all should be considered as the application.
Claims (10)
1. the big wide-angle lens headring of auto-focusing surveys parallel light tube detection platform, including workbench (1), the workbench (1)
It is equipped with detection module and test module, which is characterized in that the test module includes being set on the workbench (1)
Test platform (21), be set to the test platform (21) on image capture module (22) and be set to described image acquisition module
(22) the camera lens locating piece (23) on for fixing camera lens to be measured, the detection module include being set on the workbench (1)
Holder (31) and be located on the holder (31) opposite with the camera lens locating piece (23) above the test platform (21)
Automatically controlled parallel light tube tester (32), be additionally provided on the workbench (1) for driving the camera lens locating piece (23) to turn
It is dynamic to make camera lens to be measured fixed thereon be along the drive component of its own axis rotation.
2. the big wide-angle lens headring of auto-focusing according to claim 1 surveys parallel light tube detection platform, which is characterized in that institute
Automatically controlled parallel light tube tester (32) is stated by can the holder (31) swings relatively swing span (33) and the holder (31)
It is connected.
3. the big wide-angle lens headring of auto-focusing according to claim 1 surveys parallel light tube detection platform, which is characterized in that institute
State the XYZ micromatic settings being additionally provided on workbench (1) for adjusting the test platform (21) position.
4. the big wide-angle lens headring of auto-focusing according to claim 3 surveys parallel light tube detection platform, which is characterized in that drive
Dynamic component is to be connected with the camera lens locating piece (23) across the test platform (21) set on the lower section of the workbench (1)
Stepping servo driving motor (4).
5. the big wide-angle lens headring of auto-focusing according to claim 2 surveys parallel light tube detection platform, which is characterized in that institute
It states the rear on workbench (1) positioned at the holder (31) and is equipped with the second stepping servo drive motor (34), the second step
The shaft (36) for extending to the holder (31) front end with one by one speed reducer (35) into servo drive motor (34) is connect, institute
Swing span (33) is stated to be connected in the shaft (36).
6. the big wide-angle lens headring of auto-focusing according to claim 5 surveys parallel light tube detection platform, which is characterized in that branch
It is located at the shaft (36) periphery on frame (31) front end face to be equipped with reference to scale.
7. the big wide-angle lens headring of auto-focusing according to claim 6 surveys parallel light tube detection platform, which is characterized in that institute
It is that opposing perpendicular planes swing ± 115 ° to state the swingable angular range of swing span (33).
8. the big wide-angle lens headring of auto-focusing according to claim 3 surveys parallel light tube detection platform, which is characterized in that institute
It states workbench (1) and is equipped with optoelectronic induction limit switch (6).
9. the big wide-angle lens headring of auto-focusing according to claim 1 surveys parallel light tube detection platform, which is characterized in that institute
It includes shell to state automatically controlled parallel light tube tester (32), and the housing forward end is equipped with front mounting plate (701), the front mounting plate
(701) it is equipped with parallel light tube lens group (8), is additionally provided with test suite (9) on the shell, being additionally provided on the shell can drive
The test suite (9) is moved in shell relative to the moving assembly that the parallel light tube lens group (8) is mobile, the test suite
(9) include the carrier (91) being connect with the moving assembly, be set to the carrier (91) on test pattern (92) and
Lighting source on the carrier (91), the moving assembly include the slide (71) being connect with the carrier (91)
And the drive component that the driving slide (71) is mobile.
10. the big wide-angle lens headring of auto-focusing according to claim 9 surveys parallel light tube detection platform, which is characterized in that
The test suite (9) further includes being set on the carrier (91) for making the test pattern (92) in carrier (91)
The runner assembly (93) of rotation, and the runner assembly (93) can move in shell together with the carrier (91), it is described
Carrier (91) is equipped with mounting portion for installing the test pattern (92) and can be rotated relative to carrier (91), described turn
Dynamic component (93) includes the rotatable connection cylinder being connect with the mounting portion and drives the second of the rotatable connection cylinder rotation to drive
Moving cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721602688.6U CN207689105U (en) | 2017-11-24 | 2017-11-24 | The big wide-angle lens headring of auto-focusing surveys parallel light tube detection platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721602688.6U CN207689105U (en) | 2017-11-24 | 2017-11-24 | The big wide-angle lens headring of auto-focusing surveys parallel light tube detection platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207689105U true CN207689105U (en) | 2018-08-03 |
Family
ID=62998943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721602688.6U Active CN207689105U (en) | 2017-11-24 | 2017-11-24 | The big wide-angle lens headring of auto-focusing surveys parallel light tube detection platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207689105U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806982A (en) * | 2017-11-24 | 2018-03-16 | 中山依瓦塔光学有限公司 | The big wide-angle lens headring of auto-focusing surveys parallel light tube detection platform |
| CN114554190A (en) * | 2022-02-25 | 2022-05-27 | 歌尔股份有限公司 | Lens testing device and lens testing method |
-
2017
- 2017-11-24 CN CN201721602688.6U patent/CN207689105U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806982A (en) * | 2017-11-24 | 2018-03-16 | 中山依瓦塔光学有限公司 | The big wide-angle lens headring of auto-focusing surveys parallel light tube detection platform |
| CN114554190A (en) * | 2022-02-25 | 2022-05-27 | 歌尔股份有限公司 | Lens testing device and lens testing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105675266B (en) | Infinite conjugate optical path measures the device and method of the modulation transfer function of optical lens | |
| CN206132356U (en) | HUD image test equipment | |
| CN107966275B (en) | Lens detection equipment capable of simulating multi-posture detection | |
| KR101225443B1 (en) | Rotating quter-circle arc camera frame for measuring variation of part and method for measuring variation of part using the same | |
| CN207689105U (en) | The big wide-angle lens headring of auto-focusing surveys parallel light tube detection platform | |
| CN110057554B (en) | MTF detection device and method for imaging quality of zoom lens | |
| CN107806982A (en) | The big wide-angle lens headring of auto-focusing surveys parallel light tube detection platform | |
| CN107806983A (en) | Automatically controlled auto-focusing parallel light tube | |
| CN107830991A (en) | Quick mounting platform applied to Shot Detection | |
| WO2022134172A1 (en) | Endoscope optical detection method and apparatus, electronic device, and storage medium | |
| KR102192341B1 (en) | Moving shot based structure inspection apparatus using smartphone | |
| CN116708764B (en) | Inspection device and inspection method for camera internal parameters | |
| CN110446033B (en) | Multi-lens frame synchronization system for panoramic camera testing | |
| CN205538161U (en) | Optical lens's modulation transfer function's device is measured to unlimited conjugation light path | |
| CN108036924A (en) | The detection platform surveyed applied to wide-angle lens headring | |
| CN107884422A (en) | Optical detection apparatus | |
| CN201130235Y (en) | Chip detecting device | |
| CN207703457U (en) | Automatically controlled auto-focusing parallel light tube | |
| CN110044272A (en) | A kind of laser width finding centering device and application method | |
| CN110446032B (en) | Method for testing synchronization of exposure time of multiple lenses of panoramic camera | |
| CN205942040U (en) | Use device of target fluorescent lamp debugging wide angle imaging module | |
| CN110505474B (en) | Multi-lens exposure time synchronization system for panoramic camera testing | |
| CN107941472A (en) | Rotatable auto-focusing parallel light tube | |
| CN210165909U (en) | Miniature OLED IVL test equipment | |
| CN209707074U (en) | The MTF detection device of zoom lens image quality |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |