CN207798384U - The equipment of burnt position after a kind of different burnt sections of automatic measurement zoom lens - Google Patents
The equipment of burnt position after a kind of different burnt sections of automatic measurement zoom lens Download PDFInfo
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- CN207798384U CN207798384U CN201820203747.0U CN201820203747U CN207798384U CN 207798384 U CN207798384 U CN 207798384U CN 201820203747 U CN201820203747 U CN 201820203747U CN 207798384 U CN207798384 U CN 207798384U
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- automatic measurement
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Abstract
The utility model discloses the equipment of burnt position after a kind of different burnt sections of automatic measurement zoom lens,Using parallel light tube,Camera lens jig,Driving device,Image received device and control device,The directional light that parallel light tube generates passes through target,So that directional light carries image information,Directional light is imaged after passing through camera lens to be measured on image received device,The image of reception is sent to control device by image received device,Image received device is driven to move forward and backward using driving device,Figure reception device receives the image of burnt section after difference,Control device analyzes the image of reception into line definition,Control device calculates the rear burnt position that the highest position of clarity is camera lens to be measured,The rear burnt position of control device contrast design value can determine that whether camera lens to be measured complies with standard,Using automation Design,A camera lens used time is detected in 1 minute,Improve production efficiency.
Description
Technical field
The utility model belongs to Shot Detection technical field, more particularly to after a kind of burnt section of automatic measurement zoom lens difference
The equipment of burnt position.
Background technology
There is camera lens in the prior art after mechanical zoom, there are the objective of deviation with design value for coke number when different coke section
Situation needs to be adjusted deviation, but most without progress or this most in manually real scene shooting in camera lens engineering at present
Original method carries out, part of the manufacturer there is also the problem that zoom lens adjusts zooming range deficiency, current technology means without
Method detects the problem, defective products can be caused to flow out to market.
License notification number 202196263 discloses a kind of lens detecting device, which includes shell, in shell
Equipped with optical glass and light source, shell one end opening is equipped with lens interface, and camera lens test icon is carved on the optical glass, should
Optical glass is arranged between light source and lens interface.
But the patent cannot effectively detect the different deviations present in different burnt sections, be easy to cause defective products outflow
Market.
Invention content
To solve the above problems, a kind of detection zoom lens of the offer of the utility model deviation when burnt section after difference, and
The equipment of burnt position after the different burnt sections of a kind of automatic measurement zoom lens in automatic detection.
Another of the utility model is designed to provide burnt position after a kind of different burnt sections of automatic measurement zoom lens
Equipment, the installation cost is low, and processing flow is few, easy to maintain, easy to spread.
To achieve the above object, the technical solution of the utility model is as follows:
The equipment that the utility model provides burnt position after a kind of different burnt sections of automatic measurement zoom lens, the equipment include
There are parallel light tube, camera lens jig, driving device, image received device and control device,
The parallel light tube, camera lens jig, driving device and image received device and control device are drivingly connected；
The parallel light tube is set in front of camera lens jig, and camera lens to be measured is installed on the camera lens jig, described image
Reception device is installed in driving device, and driving device is set to camera lens jig rear；
Target is equipped in the parallel light tube, the target is equipped with school and examines image, the light sent out in the parallel light tube
It is imaged on image received device after target and camera lens to be measured.
Parallel light tube is to obtain the light beam from infinity by it, this light beam is directional light, and parallel light tube is that dress tunes up
The important tool and the important component in optical metrology instrument of whole optical instrument, the different graticle of adapted, together with survey
Micro- ocular head or microscopic system can then measure focal length, resolution and other image quality of lens group.
The directional light that parallel light tube generates first passes through target so that directional light carries image information, and directional light is passed through and waited for
It is imaged on image received device after surveying camera lens, the image of reception is sent to control device by image received device, is secondly driven
Device band motion video reception device moves forward and backward, and figure reception device receives the image of burnt section after difference, and control device will connect
The image of receipts is analyzed into line definition, and last control device calculates the rear burnt position that the highest position of clarity is camera lens to be measured
It sets, the rear burnt position of control device contrast design value can determine that whether camera lens to be measured complies with standard.
Further, the parallel light tube further includes having light source generator, object lens, the light source generator, target, object lens according to
Minor tick is arranged, and the light source generator sends out light source and sends out directional light after target and object lens.Using straight pipe type directional light
Pipe structure, it is easy to carry.
Further, the driving device is connect with camera lens jig.Driving device is connect with camera lens jig, it is possible to reduce zero
Part avoids dust.
Further, the parallel light tube is equipped with a plurality of targets, the control device control target switching.Using a plurality of
Target can use different targets to different camera lenses to be measured in this way, also can burnt sections multiple to a camera lens automate
It measures, improves working efficiency.
Further, the driving device includes electronic slide unit, and the electronic slide unit drives image received device anteroposterior position
It moves.Accurate using the control of electronic slide unit, electronic slide unit technology maturation is easy to spread.
Further, the electronic slide unit is micron order.It is more accurate using micron-sized electronic slide unit control.
Further, the parallel light tube further includes having frosted glass, and the frosted glass is used to light source being converted into uniform face
Light source, the frosted glass are set between light source generator and target.Point light source or linear light source are carried out uniformly using frosted glass
Detection result is improved in face.
Further, the school inspection image is coloured image.Using coloured image, the color imaging of camera lens to be measured can be tested
Effect.
Further, target displacement between light source generator and object lens.Target can carry out displacement, and usage scenario is more
It is wide.
The advantage of the utility model is：
Compared with the prior art, the directional light that parallel light tube generates in the use of the new type passes through target so that directional light band
There is an image information, directional light is imaged after passing through camera lens to be measured on image received device, and image received device is by the image of reception
It is sent to control device, drives image received device to move forward and backward using driving device, after figure reception device receives difference
The image of burnt section, control device analyze the image of reception into line definition, and control device calculates the highest position of clarity
Rear burnt position for the rear burnt position of camera lens to be measured, control device contrast design value can determine that whether camera lens to be measured meets mark
Standard, using automation Design, one camera lens used time of detection in 1 minute, improves production efficiency.
Description of the drawings
Fig. 1 is the equipment principle schematic diagram of burnt position after a kind of different burnt sections of automatic measurement zoom lens of the utility model.
Fig. 2 is the device structure schematic diagram of burnt position after a kind of different burnt sections of automatic measurement zoom lens of the utility model.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
To achieve the above object, the technical solution of the utility model is as follows：
The equipment of burnt position after a kind of burnt section of automatic measurement zoom lens difference as shown in Figure 1 and Figure 2, equipment includes flat
Row light pipe 1, camera lens jig 2, driving device 3, image received device 4 and control device 5,
Parallel light tube 1, camera lens jig 2, driving device 3 and image received device 4 are drivingly connected with control device 5；
Parallel light tube 1 is set to 2 front of camera lens jig, and camera lens to be measured is installed on camera lens jig 2, image received device 4
It is installed in driving device 3, driving device 3 is set to 2 rear of camera lens jig；
Target 11 is equipped in parallel light tube 1, the target 11 is equipped with school and examines image 111, the light sent out in parallel light tube 1
6 are imaged on image received device 4 after target 11 and camera lens to be measured.
Parallel light tube 1 is to obtain the light beam from infinity by it, this light beam is directional light.Parallel light tube 1 is dress school
The important tool and the important component in optical metrology instrument for adjusting optical instrument, the different graticle of adapted, together with
Micro eyepiece head or microscopic system can then measure focal length, resolution and other image quality of lens group.
The directional light that parallel light tube 1 generates first passes through target 11 so that directional light carries image information, and directional light passes through
6 are imaged on image received device 4 after camera lens to be measured, and the image of reception is sent to control device 5 by image received device 4,
Secondary driving device 3 drives image received device 4 to move forward and backward, and figure reception device 4 receives the image of burnt section after difference, control
Device 5 analyzes the image of reception into line definition, and it is camera lens to be measured that last control device 5, which calculates the highest position of clarity,
The rear burnt position of 6 rear burnt position, 5 contrast design value of control device can determine that whether camera lens 6 to be measured complies with standard.
Parallel light tube 1 further includes having light source generator 12, object lens 13, light source generator 12, target 11, object lens 13 successively between
Every setting, light source generator 12 sends out light source and sends out directional light after target 11 and object lens 13.Using straight pipe type parallel light tube
Structure, it is easy to carry.
Driving device 3 is connect with camera lens jig 2.Driving device 3 is connect with camera lens jig 2, it is possible to reduce part avoids ash
Dirt.
Parallel light tube 1 is equipped with a plurality of targets 11, and control device 5 controls target 11 and switches.Using a plurality of targets 11, this
Sample can use different targets 11 to different camera lenses to be measured 6, also can burnt sections multiple to a camera lens carry out automatic measurements,
Improve working efficiency.
Driving device 3 includes electronic slide unit 31, and electronic slide unit 31 drives image received device 4 to move forward and backward.Using electricity
Dynamic slide unit 31 controls precisely, and electronic slide unit technology maturation is easy to spread.
In the present embodiment, electronic slide unit is 31 micron orders.It is controlled using micron-sized electronic slide unit 31 more accurate.
Frosted glass also can be used in parallel light tube 1, and frosted glass is used to light source being converted into uniform area source, frosted glass setting
Between light source generator 12 and target 11.Point light source or linear light source are carried out by uniform surface using frosted glass, improve detection effect
Fruit.
It can also be coloured image that image 111 is examined in school.Using coloured image, the color imaging effect of camera lens to be measured can be tested
Fruit.
Target 11 can also 13 displacements between light source generator 12 and object lens.Target 11 can carry out displacement, and usage scenario is more
Add wide.
The advantage of the utility model is：
Compared with the prior art, the directional light that parallel light tube generates in the use of the new type passes through target so that directional light band
There is an image information, directional light is imaged after passing through camera lens to be measured on image received device, and image received device is by the image of reception
It is sent to control device, drives image received device to move forward and backward using driving device, after figure reception device receives difference
The image of burnt section, control device analyze the image of reception into line definition, and control device calculates the highest position of clarity
Rear burnt position for the rear burnt position of camera lens to be measured, control device contrast design value can determine that whether camera lens to be measured meets mark
Standard, using automation Design, one camera lens used time of detection in 1 minute, improves production efficiency.
The preferred embodiment of the utility model is enumerated above, is not intended to limit the utility model, it is all new in this practicality
All any modification, equivalent and improvement etc., should be included in the protection of the utility model made by within the spirit and principle of type
Within the scope of.
Claims (9)
1. the equipment of burnt position after a kind of different burnt sections of automatic measurement zoom lens, it is characterised in that the equipment includes parallel
Light pipe, camera lens jig, driving device, image received device and control device,
The parallel light tube, camera lens jig, driving device and image received device and control device are drivingly connected；
The parallel light tube is set in front of camera lens jig, and camera lens to be measured is installed on the camera lens jig, and described image receives
Device is installed in driving device, and driving device is set to camera lens jig rear；
Target is equipped in the parallel light tube, the target is equipped with school and examines image, and the light sent out in the parallel light tube passes through
Target, camera lens are imaged on image received device.
2. the equipment of burnt position, feature exist after a kind of burnt section of automatic measurement zoom lens difference according to claim 1
Further include having light source generator, object lens in the parallel light tube, the light source generator, target, object lens are spaced setting, institute successively
It states light source generator and sends out light source and send out directional light after target and object lens.
3. the equipment of burnt position, feature exist after a kind of burnt section of automatic measurement zoom lens difference according to claim 1
It is connect with camera lens jig in the driving device.
4. the equipment of burnt position, feature exist after a kind of burnt section of automatic measurement zoom lens difference according to claim 1
It is equipped with a plurality of targets, the control device control target switching in the parallel light tube.
5. the equipment of burnt position, feature exist after a kind of burnt section of automatic measurement zoom lens difference according to claim 1
Include electronic slide unit in the driving device, the electronic slide unit drives image received device to move forward and backward.
6. the equipment of burnt position, feature exist after a kind of burnt section of automatic measurement zoom lens difference according to claim 5
In the electronic slide unit be micron order.
7. the equipment of burnt position, feature exist after a kind of burnt section of automatic measurement zoom lens difference according to claim 1
Further include having frosted glass in the parallel light tube, the frosted glass is used to light source being converted into uniform area source, the hair glass
Glass is set between light source generator and target.
8. the equipment of burnt position, feature exist after a kind of burnt section of automatic measurement zoom lens difference according to claim 1
In the school, inspection image is coloured image.
9. the equipment of burnt position, feature exist after a kind of burnt section of automatic measurement zoom lens difference according to claim 1
The displacement between light source generator and object lens in the target.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820203747.0U CN207798384U (en) | 2018-02-06 | 2018-02-06 | The equipment of burnt position after a kind of different burnt sections of automatic measurement zoom lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820203747.0U CN207798384U (en) | 2018-02-06 | 2018-02-06 | The equipment of burnt position after a kind of different burnt sections of automatic measurement zoom lens |
Publications (1)
| Publication Number | Publication Date |
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| CN207798384U true CN207798384U (en) | 2018-08-31 |
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ID=63267436
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109883653A (en) * | 2019-01-10 | 2019-06-14 | 苏州端景光电仪器有限公司 | A kind of static tester and method of self-focusing lens optics rear cut-off distance |
| CN112051034A (en) * | 2019-06-06 | 2020-12-08 | 宁波舜宇车载光学技术有限公司 | Optical test system and optical test method |
| CN113137924A (en) * | 2020-01-17 | 2021-07-20 | 宁波舜宇车载光学技术有限公司 | Optical test system and method thereof |
| CN113984347A (en) * | 2021-10-25 | 2022-01-28 | 中国大恒(集团)有限公司北京图像视觉技术分公司 | Sensor back focal structure detection system comprising fixed structure |
-
2018
- 2018-02-06 CN CN201820203747.0U patent/CN207798384U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109883653A (en) * | 2019-01-10 | 2019-06-14 | 苏州端景光电仪器有限公司 | A kind of static tester and method of self-focusing lens optics rear cut-off distance |
| CN112051034A (en) * | 2019-06-06 | 2020-12-08 | 宁波舜宇车载光学技术有限公司 | Optical test system and optical test method |
| CN113137924A (en) * | 2020-01-17 | 2021-07-20 | 宁波舜宇车载光学技术有限公司 | Optical test system and method thereof |
| CN113137924B (en) * | 2020-01-17 | 2023-09-05 | 宁波舜宇车载光学技术有限公司 | Optical test system and method thereof |
| CN113984347A (en) * | 2021-10-25 | 2022-01-28 | 中国大恒(集团)有限公司北京图像视觉技术分公司 | Sensor back focal structure detection system comprising fixed structure |
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