CN110686870A - Image detector for increasing magnification - Google Patents
Image detector for increasing magnification Download PDFInfo
- Publication number
- CN110686870A CN110686870A CN201910901927.5A CN201910901927A CN110686870A CN 110686870 A CN110686870 A CN 110686870A CN 201910901927 A CN201910901927 A CN 201910901927A CN 110686870 A CN110686870 A CN 110686870A
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- China
- Prior art keywords
- base
- lens
- magnification
- support rod
- camera
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
- G01M11/0207—Details of measuring devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
- G01M11/0207—Details of measuring devices
- G01M11/0214—Details of devices holding the object to be tested
Abstract
The invention relates to a doubling image detector which comprises a fixed workbench, wherein a doubling mirror base used for installing a doubling mirror is fixed above the fixed workbench through a supporting component, a lens base used for installing a lens is arranged below the doubling mirror base, and a camera base used for installing a CMOS image sensor and driven to lift through a lifting mechanism is arranged below the lens base. The invention has simple and compact structure design, low cost and operation space saving, can be used for detecting the imaging quality with longer focal length and improves the accuracy of detecting the imaging quality of the lens.
Description
The technical field is as follows:
the invention relates to a magnification-increasing image detector.
Background art:
the imaging quality of the lens is an important judgment standard for the lens, the existing lens imaging quality detection mainly uses projector detection, MTF detection and camera real shooting detection, and the detection modes have some defects, specifically: (1) MTF detection is only suitable for detecting the imaging quality of a fixed-focus lens at present, inaccurate judgment is easy to occur when the imaging quality of a zoom lens is detected, MTF detection equipment is expensive, and a projector is used for detecting large occupied area and large imaging area; (2) the imaging quality of the lens can be verified most accurately by using the camera for real shooting, but the focal length of the zoom lens is often large, so that a large field is needed during real shooting of the camera, and the assembly and locking of the lens by camera shooting detection personnel is complicated, and the efficiency is low; (3) the projector has too large image detection and imaging and too large distance, and can not be identified by naked eyes.
The invention content is as follows:
the invention aims to overcome the defects, and provides the doubling image detector which is reasonable in structural design, saves the operation space, can detect the imaging quality with a longer focal length, and improves the accuracy of lens imaging quality detection.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides an image appearance is examined to doubling, includes the fixed station, the top of fixed station is fixed with the doubling mirror base that is used for installing the doubling mirror via supporting component, the below of doubling mirror base is equipped with the camera lens base that is used for installing the camera lens, the below of camera lens base is equipped with the camera base that is used for installing CMOS image sensor and goes up and down via the elevating system drive.
Furthermore, the supporting component comprises a plurality of supporting rods A, the lower ends of the supporting rods A are in threaded connection with the fixed workbench, and the top surfaces of the supporting rods A are locked with the doubling mirror base through screws A.
Furthermore, the support rod A is in a ladder shape with a small upper end diameter and a large lower end diameter, a spring A is sleeved on the outer side of the upper end of the support rod A, the upper end of the spring A is abutted against the bottom surface of the doubling mirror base, and the lower end of the spring A is abutted against the shaft shoulder surface of the support rod A.
Furthermore, transverse moving components are symmetrically arranged on the front side and the rear side of the camera base, and moving members on the transverse moving components are fixedly connected with the bottom surface of the lens base.
Furthermore, the transverse moving assembly comprises a guide rail which is transversely arranged, a sliding block is connected onto the guide rail in a sliding mode, the sliding block is fixedly connected with the bottom surface of the lens base, and a supporting rod B is fixedly connected between the bottom surface of the guide rail and the top surface of the fixed workbench.
Furthermore, the support rod B is in a ladder shape with a small upper end diameter and a large lower end diameter, the top surface of the support rod B is locked with the guide rail through a screw B, a spring B is sleeved on the outer side of the upper end of the support rod B, the upper end of the spring B is abutted against the bottom surface of the guide rail, the lower end of the spring B is abutted against the shaft shoulder surface of the support rod B, and the lower end of the support rod B is in threaded connection with the fixed workbench.
Furthermore, a vertically penetrating mounting hole A for mounting the doubling mirror is formed in the doubling mirror base, and the mounting hole is in a step shape; the lens base is provided with a mounting hole B which is coaxial with the mounting hole A and vertically penetrates through the mounting hole A, and the inner wall of the mounting hole B is in threaded connection with a connecting seat used for mounting the lens.
Further, elevating system includes the vertical electronic slip table of fixing in fixed work platform top via the support frame, the removal portion and the camera base fixed connection of electronic slip table.
Further, the camera base is in an inverted L shape, and the vertical edge of the camera base is fixedly connected with the moving part of the electric sliding table.
Compared with the prior art, the invention has the following effects: the invention has simple and compact structure design, low cost and operation space saving, can be used for detecting the imaging quality with longer focal length and improves the accuracy of detecting the imaging quality of the lens.
Description of the drawings:
FIG. 1 is a first perspective view of an embodiment of the present invention;
FIG. 2 is a schematic perspective view of the second embodiment of the present invention;
FIG. 3 is a schematic front view configuration of an embodiment of the present invention;
fig. 4 is a left side view configuration diagram of the embodiment of the present invention.
In the figure:
1-fixing a working table; 2-a magnifying lens base; 3-a magnifying lens; 4-a lens mount; 5-a camera mount; 6-a lifting mechanism; 7-support bar A; 8-screw A; 9-spring A; 10-a traversing assembly; 11-a guide rail; 12-support bar B; 13-spring B; 14-a connecting seat; 15-electric slipway; 16-a slipway connection plate; 17-slipway supporting rod.
The specific implementation mode is as follows:
the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 4, the image magnification-increasing inspection instrument of the present invention includes a rectangular fixed work table 1, a magnification-increasing mirror base 2 for mounting a magnification-increasing mirror 3 is fixed above the fixed work table 1 via a support assembly, a lens base 4 for mounting a lens is arranged below the magnification-increasing mirror base 2, a camera base 5 for mounting a CMOS image sensor and driven to lift via a lifting mechanism 6 is arranged below the lens base 4, and the lifting mechanism 6 drives the CMOS image sensor to lift vertically via the camera base 5 for adjusting a back focus of the lens.
In the embodiment, the support assembly comprises three support rods A7, the three support rods A7 are distributed in a triangular shape, the lower ends of the support rods A7 are in threaded connection with the fixed workbench 1, the assembly and disassembly are convenient, and the height of the base of the doubling mirror can be adjusted; the top surface of the supporting rod A7 is locked with the magnifier base 2 through a screw A8.
In this embodiment, the supporting rod a7 is a stepped shape with a small upper end diameter and a large lower end diameter, the outer side of the upper end of the supporting rod a7 is sleeved with a spring a9, the upper end of the spring a9 abuts against the bottom surface of the doubling mirror base 2, and the lower end of the spring a9 abuts against the shoulder surface of the supporting rod a 7. The support rod A is locked by the screw A and combined with the sleeved spring A, and the position of the zoom lens base is adjusted by adjusting the screw A during use, so that the flatness of the zoom lens base can be adjusted.
In this embodiment, the front side and the rear side of the camera base 5 are symmetrically provided with the traverse moving assemblies 10, and the moving members on the traverse moving assemblies 10 are fixedly connected with the bottom surface of the lens base 4, so that the camera base can be moved in the transverse direction, and the lens can be conveniently replaced.
In this embodiment, the traverse moving assembly 10 includes a transverse guide rail 11, a sliding block is slidably connected to the guide rail 11, the sliding block is fixedly connected to the bottom surface of the lens base 4, and a support bar B12 is fixedly connected between the bottom surface of the guide rail 11 and the top surface of the fixed workbench 1.
In this embodiment, the supporting rod B12 is a ladder shape with a small upper end diameter and a large lower end diameter, the top surface of the supporting rod B12 is locked with the guide rail through a screw B, a spring B13 is sleeved on the outer side of the upper end of the supporting rod B12, the upper end of the spring B13 abuts against the bottom surface of the guide rail 11, the lower end of the spring B13 abuts against the shoulder surface of the supporting rod B12, and the lower end of the supporting rod B12 is screwed with the fixed workbench 1, so that the installation and removal are convenient, and the height of the guide rail can be adjusted.
In the embodiment, the doubling mirror base 2 is provided with a vertically penetrating mounting hole A for mounting the doubling mirror 3, and the mounting hole is in a step shape with a large upper end diameter and a small lower end diameter; the lens base 4 is provided with a mounting hole B which is coaxial with the mounting hole A and vertically penetrates through the mounting hole A, and the inner wall of the mounting hole B is in threaded connection with a connecting seat 14 for mounting a lens.
In this embodiment, the lifting mechanism 6 includes an electric sliding table 15 vertically fixed above the fixed workbench 1 via a support frame, and a moving portion of the electric sliding table 15 is fixedly connected to the camera base 5. Preferably, the support frame comprises a sliding table connecting plate 16 fixedly connected with the electric sliding table 15, sliding table supporting rods 17 are fixedly connected to the front end and the rear end of the sliding table connecting plate 16, and the lower ends of the sliding table supporting rods 17 are in threaded connection with the fixed workbench 1.
In this embodiment, the camera base 5 is in an inverted L shape, the vertical edge of the camera base 5 is fixedly connected with the moving part of the electric sliding table 15, and the CMOS image sensor is fixed on the horizontal edge of the camera base through a pressing sheet.
In this embodiment, the driving motor of electronic slip table is connected with the PLC controller, and the control of electronic slip table is controlled to the PLC controller to adjustment CMOS image sensor, the external display of CMOS image sensor shows the formation of image in real time.
In this embodiment, when in use: the zoom lens is installed in an installation hole in a zoom lens base, the lens is installed on a connecting seat on a lens base, the CMOS image sensor is fixed on the horizontal edge of the camera base through a pressing sheet, the CMOS image sensor is externally connected with a display, an ISO detection drawing is placed above the zoom lens, then the electric sliding table drives the CMOS image sensor to vertically reciprocate so as to adjust the back focus of the lens, and the external display displays imaging in real time.
The invention has the advantages that: (1) the optical zoom times are increased by adopting the zoom lens, so that the imaging quality of a longer focal length can be detected, and the accuracy of detecting the imaging quality of the lens is improved; (2) the whole structure is simple and compact, the operation space is saved, the operation is convenient, and the working efficiency is improved.
The above description is only a preferred embodiment of the present invention, and all equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the present invention.
Claims (9)
1. The utility model provides a doubling inspection appearance, includes fixed work platform, its characterized in that: the top of fixed work platform is fixed with the doubling mirror base that is used for installing the doubling mirror via supporting component, the below of doubling mirror base is equipped with the camera lens base that is used for installing the camera lens, the below of camera lens base is equipped with the camera base that is used for installing CMOS image sensor and via the elevating system drive lift.
2. The magnification-increasing imager of claim 1, wherein: the supporting component comprises a plurality of supporting rods A, the lower ends of the supporting rods A are in threaded connection with the fixed workbench, and the top surfaces of the supporting rods A are locked with the doubling mirror base through screws A.
3. The magnification-increasing imager of claim 2, wherein: the support rod A is in a ladder shape with a small upper end diameter and a large lower end diameter, a spring A is sleeved on the outer side of the upper end of the support rod A, the upper end of the spring A is abutted against the bottom surface of the doubling mirror base, and the lower end of the spring A is abutted against the shaft shoulder surface of the support rod A.
4. The magnification-increasing imager of claim 1, wherein: the front side and the rear side of the camera base are symmetrically provided with transverse moving components, and moving members on the transverse moving components are fixedly connected with the bottom surface of the lens base.
5. The magnification-increasing imager of claim 4, wherein: the transverse moving assembly comprises a guide rail which is transversely arranged, a sliding block is connected onto the guide rail in a sliding mode, the sliding block is fixedly connected with the bottom surface of the lens base, and a supporting rod B is fixedly connected between the bottom surface of the guide rail and the top surface of the fixed workbench.
6. The magnification-increasing imager of claim 5, wherein: the support rod B is in a ladder shape with a small upper end diameter and a large lower end diameter, the top surface of the support rod B is locked with the guide rail through a screw B, a spring B is sleeved on the outer side of the upper end of the support rod B, the upper end of the spring B is abutted against the bottom surface of the guide rail, the lower end of the spring B is abutted against the shaft shoulder surface of the support rod B, and the lower end of the support rod B is in threaded connection with the fixed workbench.
7. The magnification-increasing imager of claim 1, wherein: the zoom lens base is provided with a vertically penetrating mounting hole A for mounting the zoom lens, and the mounting hole is in a step shape; the lens base is provided with a mounting hole B which is coaxial with the mounting hole A and vertically penetrates through the mounting hole A, and the inner wall of the mounting hole B is in threaded connection with a connecting seat used for mounting the lens.
8. The magnification-increasing imager of claim 1, wherein: the lifting mechanism comprises an electric sliding table vertically fixed above the fixed workbench through a support frame, and a moving part of the electric sliding table is fixedly connected with the camera base.
9. The magnification-increasing imager of claim 8, wherein: the camera base is in an inverted L shape, and the vertical edge of the camera base is fixedly connected with the moving part of the electric sliding table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910901927.5A CN110686870A (en) | 2019-09-24 | 2019-09-24 | Image detector for increasing magnification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910901927.5A CN110686870A (en) | 2019-09-24 | 2019-09-24 | Image detector for increasing magnification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110686870A true CN110686870A (en) | 2020-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910901927.5A Pending CN110686870A (en) | 2019-09-24 | 2019-09-24 | Image detector for increasing magnification |
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| CN (1) | CN110686870A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2914057Y (en) * | 2006-07-11 | 2007-06-20 | 宁波舜宇光电信息有限公司 | Camera shooting mould set test bench |
| CN201479319U (en) * | 2009-06-18 | 2010-05-19 | 纮华电子科技（上海）有限公司 | Imaging detection device |
| CN102411256A (en) * | 2010-09-24 | 2012-04-11 | 鸿富锦精密工业（深圳）有限公司 | Lens testing device |
| CN203747928U (en) * | 2013-11-27 | 2014-07-30 | 深圳市华德森电子科技有限公司 | Detection device |
| KR101427534B1 (en) * | 2013-08-19 | 2014-08-07 | 박용준 | Inspection apparatus of lens |
| CN206411313U (en) * | 2016-12-29 | 2017-08-15 | 昊翔电能运动科技(昆山)有限公司 | Twin-lens for unmanned plane adjusts structure |
| CN107703713A (en) * | 2017-11-24 | 2018-02-16 | 中山依瓦塔光学有限公司 | Applied to the changeover module on mobile phone lens shooting detecting instrument |
| CN208424632U (en) * | 2018-07-10 | 2019-01-22 | 珠海市运泰利自动化设备有限公司 | Camera 300CM far field test machine |
| CN209406878U (en) * | 2018-11-16 | 2019-09-20 | 合肥高晶光电科技有限公司 | A kind of color selector camera adjustments mechanism |
-
2019
- 2019-09-24 CN CN201910901927.5A patent/CN110686870A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2914057Y (en) * | 2006-07-11 | 2007-06-20 | 宁波舜宇光电信息有限公司 | Camera shooting mould set test bench |
| CN201479319U (en) * | 2009-06-18 | 2010-05-19 | 纮华电子科技（上海）有限公司 | Imaging detection device |
| CN102411256A (en) * | 2010-09-24 | 2012-04-11 | 鸿富锦精密工业（深圳）有限公司 | Lens testing device |
| KR101427534B1 (en) * | 2013-08-19 | 2014-08-07 | 박용준 | Inspection apparatus of lens |
| CN203747928U (en) * | 2013-11-27 | 2014-07-30 | 深圳市华德森电子科技有限公司 | Detection device |
| CN206411313U (en) * | 2016-12-29 | 2017-08-15 | 昊翔电能运动科技(昆山)有限公司 | Twin-lens for unmanned plane adjusts structure |
| CN107703713A (en) * | 2017-11-24 | 2018-02-16 | 中山依瓦塔光学有限公司 | Applied to the changeover module on mobile phone lens shooting detecting instrument |
| CN208424632U (en) * | 2018-07-10 | 2019-01-22 | 珠海市运泰利自动化设备有限公司 | Camera 300CM far field test machine |
| CN209406878U (en) * | 2018-11-16 | 2019-09-20 | 合肥高晶光电科技有限公司 | A kind of color selector camera adjustments mechanism |
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Application publication date: 20200114 |
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