CN104427231B - For calibrating the gauge and calibration method of camera - Google Patents
For calibrating the gauge and calibration method of camera Download PDFInfo
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- CN104427231B CN104427231B CN201310381924.6A CN201310381924A CN104427231B CN 104427231 B CN104427231 B CN 104427231B CN 201310381924 A CN201310381924 A CN 201310381924A CN 104427231 B CN104427231 B CN 104427231B
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- camera lens
- circuit board
- printed circuit
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Abstract
The calibration method of the camera is calibrated the invention discloses a kind of gauge for being used to calibrate camera and using the gauge.The camera includes：Base；Camera lens, the camera lens in the vertical direction are movably arranged on the base；And printed circuit board (PCB), the printed circuit board (PCB) are movably arranged on the base in the horizontal direction.The gauge includes body, the body is equipped with cross and marks and for fixing the lock chamber of one in the base, the camera lens and the printed circuit board (PCB) in the horizontal direction, and the center of the lock chamber is opposite with the center in the vertical direction that the cross marks.The gauge for being used to calibrate camera according to embodiments of the present invention easily, rapidly, accurately can be directed at the optical centre of the camera.
Description
Technical field
The present invention relates to a kind of gauge and calibration method for being used to calibrate camera.
Background technology
The existing camera for vehicle（Vehicle-mounted camera）There are the defects of optical centre misalignment, cause camera
Optical homogeneity is poor, imaging effect is poor.At present, by the optical axis deviation and/or management and control camera of the camera lens for controlling camera
Assembling process it is inconsistent to reduce the optical centre of camera to the greatest extent.But this does not eliminate the optical centre of camera
The problem of deviation, and the manufacture cost of camera can be greatly increased.
The content of the invention
It is contemplated that at least solve one of technical problem existing in the prior art.For this reason, one object of the present invention
It is to propose a kind of gauge for being used to calibrate camera.
It is another object of the present invention to propose a kind of calibration method that the camera is calibrated using the gauge.
To achieve these goals, embodiment according to a first aspect of the present invention proposes a kind of for calibrating controlling for camera
Tool, the camera include：Base；Camera lens, the camera lens in the vertical direction are movably arranged on the base；And printing
Circuit board, the printed circuit board (PCB) are movably arranged on the base in the horizontal direction；The gauge includes body, described
Body is equipped with cross and marks and for fixing in the horizontal direction in the base, the camera lens and the printed circuit board (PCB)
The lock chamber of one, the center of the lock chamber are opposite with the center in the vertical direction that the cross marks.
The gauge for being used to calibrate camera according to embodiments of the present invention is by setting the cross to mark and making described solid
It is opposite with the center in the vertical direction that the cross marks to determine the center of chamber, so as to easily, it is rapidly, accurately right
The optical centre of the camera is aligned.The camera is by the way that the camera lens in the vertical direction is movably arranged at
It is movably arranged in the horizontal direction on the base on the base and by the printed circuit board (PCB), so that not only can be square
Just, be accurately performed the focusing of the camera lens, and can easily, be accurately performed the optical centre of the camera
Alignment.
In addition, the gauge for being used to calibrate camera according to embodiments of the present invention can also have technology spy additional as follows
Sign：
According to one embodiment of present invention, there is accommodating chamber in the base, the accommodating chamber vertically penetrates through
The base, wherein at least a portion of the camera lens is located in the accommodating chamber, the printed circuit board (PCB) and the accommodating chamber
Relatively.It is possible thereby to make the structure of the camera more reasonable.
According to one embodiment of present invention, the wall of the accommodating chamber is equipped with internal thread, is set on the side face of the camera lens
There are external screw thread, the external screw thread and the screw-internal thread fit.Thus it can not only realize and the camera lens is rotatably provided in institute
State on base, and the camera lens is more firmly located on the base.
According to one embodiment of present invention, the base is equipped with the first mounting hole, and the printed circuit board (PCB) is equipped with
Second mounting hole, the camera further includes fastener and the fastener includes anchorage bar and is located at tight on the anchorage bar
Gu head, wherein the anchorage bar coordinates in first mounting hole and second mounting hole and the fastener head is resisted against institute
State on printed circuit board (PCB).
It is possible thereby to the printed circuit board (PCB) is more easily moved in the horizontal direction or can more easily be existed
The mobile camera lens and the base in horizontal direction, so as to more easily be directed at the optical centre of the camera,
More easily the camera can be calibrated.
According to one embodiment of present invention, the diameter of the anchorage bar is adapted to and small with the aperture of first mounting hole
In the aperture of second mounting hole, the diameter of the fastener head is more than the aperture of second mounting hole.
It is possible thereby to the printed circuit board (PCB) is more easily moved in the horizontal direction or can more easily be existed
The mobile camera lens and the base in horizontal direction, so as to more easily be directed at the optical centre of the camera,
More easily the camera can be calibrated.
According to one embodiment of present invention, first mounting hole is multiple, second mounting hole be it is multiple, it is multiple
First mounting hole and multiple second mounting holes are opposite one by one.It is possible thereby to by the printed circuit board (PCB) more securely
On the base.
According to one embodiment of present invention, the fastener is multiple that the anchorage bar of multiple fasteners is right respectively
Ground is answered to coordinate in multiple first mounting holes and multiple second mounting holes.It is possible thereby to by the printed circuit board (PCB) more
Add and be fixedly mounted on the base.
According to one embodiment of present invention, the camera lens is rotatably provided on the base.It is possible thereby to pass through rotation
Turn the camera lens or the base to adjust the focal length of the camera lens, so as to more easily, accurately adjust the mirror
The focal length of head.
According to one embodiment of present invention, the body includes：First level plate, the first level plate are equipped with institute
Lock chamber is stated, the lock chamber vertically penetrates through the first level plate；Second level board, second level board and institute
State first level plate in the vertical direction to be spaced apart, cross marking is being located at second level board with the first level
On the opposite surface of plate；And connector, the connector and each in the first level plate and second level board
It is connected.Thus the gauge has the advantages that simple and reasonable for structure.
It is proposed that a kind of utilize described according to a first aspect of the present invention is used to calibrate shooting according to the second aspect of the invention
The calibration method of the gauge calibration camera of head, the calibration method comprise the following steps：Focus to the camera lens；By institute
Camera is stated on the gauge, and adjusts the imaging direction of the camera, the camera lens cross is marked into
Picture, wherein one in the base, the camera lens and the printed circuit board (PCB) is fixed on the lock chamber in the horizontal direction
It is interior；One in the base and the camera lens or the printed circuit board (PCB) are adjusted in the horizontal direction, until the camera lens institute
Into image in cross mark and overlap with the cross hairs as reference.
The calibration method for utilizing the gauge calibration camera for calibrating camera according to embodiments of the present invention can be square
Just, rapidly, accurately the optical centre of the camera is aligned, can be protected when the camera is produced in batches
Demonstrate,prove the optical consistent of the camera.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment
Substantially and it is readily appreciated that, wherein：
Fig. 1 is the explosive view of camera according to embodiments of the present invention；
Fig. 2 is the sectional view of camera according to embodiments of the present invention；
Fig. 3 is the partial structural diagram of gauge according to embodiments of the present invention；
Fig. 4 is the explosive view of camera according to embodiments of the present invention and gauge；
Fig. 5 is the sectional view of camera according to embodiments of the present invention and gauge；
Fig. 6 is the flow chart for the calibration method that camera according to embodiments of the present invention is calibrated using gauge.
Embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or has the function of same or like element.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint are opposite
Importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be bright
Show or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, " multiple " contain
Justice is two or more.
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Below with reference to Fig. 1-Fig. 5 descriptions gauge 20 for being used to calibrate camera 10 according to embodiments of the present invention.As Fig. 1-
Shown in Fig. 5, camera 10 includes base 100, camera lens 200 and printed circuit board (PCB) 300.200 in the vertical direction of camera lens moves
Ground is located on base 100, and printed circuit board (PCB) 300 is movably arranged on base 100 in the horizontal direction.
Gauge 20 according to embodiments of the present invention includes body 201, body 201 be equipped with cross marking 2012 and for
The lock chamber 2011 of one in horizontal direction in firm banking 100, camera lens 200 and printed circuit board (PCB) 300, lock chamber 2011
Center is opposite with the center in the vertical direction of cross marking 2012.Wherein, vertical direction is as shown in the arrow A in Fig. 1-Fig. 5,
Horizontal direction is orthogonal with vertical direction.
The calibration method of camera 10, institute are calibrated using gauge 20 according to embodiments of the present invention below with reference to Fig. 6 descriptions
Calibration method is stated to comprise the following steps：
Focus to camera lens 200.
Camera 10 is installed on gauge 20, and adjusts the imaging direction of camera 10, camera lens 200 marks cross
2012 imagings.Wherein, one in base 100, camera lens 200 and printed circuit board (PCB) 300 is fixed on lock chamber in the horizontal direction
In 2011, i.e., one in base 100, camera lens 200 and printed circuit board (PCB) 300 cannot move in the horizontal direction.
One in adjustment base 100 and camera lens 200 or printed circuit board (PCB) 300 in the horizontal direction, until the institute of camera lens 200 into
Image in cross marking 2012 overlapped with the cross hairs as reference.In other words, when printed circuit board (PCB) 300 in the horizontal direction
On when being fixed in lock chamber 2011, adjustment base 100 or camera lens 200 in the horizontal direction.When base 100 is solid in the horizontal direction
When being scheduled in lock chamber 2011, printed circuit board (PCB) 300 is adjusted in the horizontal direction.When camera lens 200 is fixed in the horizontal direction
When determining in chamber 2011, printed circuit board (PCB) 300 is adjusted in the horizontal direction.
Specifically, the camera 10 for having mixed up Jiao is installed on gauge 20, camera lens 200 marks 2012 phases with cross
It is right.After 10 energization work of camera, corresponding test software is opened.At this time, occurs video window on display, the video window
It is interior that there is grid and cross hairs.The imaging direction of camera 10 is adjusted, so as to the cross marking in image formed by camera lens 200
2012 keep horizontal with the cross hairs in video window.One in adjustment base 100 and camera lens 200 or printing in the horizontal direction
The position of circuit board 300, until cross marking 2012 in image formed by camera lens 200 with video window as reference
Cross hairs overlaps, so as to complete the optical centre alignment of camera 10, that is, completes the calibration to camera 10.That is,
The optical centre alignment of camera 10 is mainly by varying the chip 320 on printed circuit board (PCB) 300（sensor）With
What the relative position of camera lens 200 was realized, only make the optical centre of the optical axis of camera lens 200 and chip 320 point-blank
It can realize the optical centre alignment of camera 10.
The gauge 20 for being used to calibrate camera 10 according to embodiments of the present invention is by setting cross marking 2012 and making solid
It is opposite with the center in the vertical direction of cross marking 2012 to determine the center of chamber 2011, so as to easily, rapidly, accurately
Ground is directed at the optical centre of camera 10.Camera 10 is by the way that 200 in the vertical direction of camera lens is movably arranged at
It is movably arranged in the horizontal direction on base 100 on base 100 and by printed circuit board (PCB) 300, so as to can not only facilitate
Ground, the focusing for being accurately performed camera lens 200, and can easily, be accurately performed camera 10 optical centre alignment.
It is according to embodiments of the present invention using gauge 20 calibrate camera 10 calibration method can easily, rapidly,
Accurately the optical centre of camera 10 is aligned, can ensure the optics of camera 10 when camera 10 is produced in batches
Property is consistent.
Specifically, can be by the distance between in the vertical direction adjustment base 100 and camera lens 200 come to camera lens 200
Focus.Printed circuit board (PCB) 300 can include the chip 320 for photosensitive imaging.
In the specific example of the present invention, calibrate camera 10 using gauge 20 and can be completed by computer.
The video image that camera 10 collects is converted to video signal by chip 320, then again by being connected with camera
The analog signal processing of video source is transformed into digital signal by image pick-up card, and these information are stored in the hard disk of computer
On, whole analog-to-digital conversion is completed by image pick-up card.
Usual image pick-up card has two kinds of interior card insertion and external boxlike.Interior card insertion image pick-up card is inserted directly into calculating
In expansion slot in the mainboard of machine, it is connected with system for computer bus, only need to be by the work that is powered when such a image pick-up card works
The camera video output terminal of the camera 10 of work is connected with image pick-up card by video line, so that it may is beaten on computer computer
Open software and see video image.And the connection of the image pick-up card of external boxlike and computer computer is then real by USB port
Existing, the image pick-up card of external boxlike is also to be connected by video line with the video output terminals of camera 10.
As shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, in some embodiments of the invention, there can be accommodating chamber in base 100
110, accommodating chamber 110 can vertically penetrate through base 100.Wherein, at least a portion of camera lens 200 can be located at accommodating chamber
In 110, printed circuit board (PCB) 300 can be opposite with accommodating chamber 110.It is possible thereby to make the structure of camera 10 more reasonable.
Specifically, the top and bottom of accommodating chamber 110 can be opened wide.
Advantageously, camera lens 200 can be rotatably provided on base 100.It is possible thereby to pass through rotating lens 200 or base
100 adjust the focal length of camera lens 200, so as to more easily, accurately adjust the focal length of camera lens 200.
Internal thread can be equipped with the wall of accommodating chamber 110, external screw thread, the outer spiral shell can be equipped with the side face of camera lens 200
Line can be with the screw-internal thread fit.Thus it can not only realize and camera lens 200 is rotatably provided on base 100, Er Qieke
Camera lens 200 is more firmly located on base 100.
As shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, in some examples of the present invention, the first installation can be equipped with base 100
Hole 120, can be equipped with the second mounting hole 310 on printed circuit board (PCB) 300.Camera 10 can also include fastener 400, and fasten
Part 400 can include anchorage bar 410 and the fastener head 420 being located on anchorage bar 410.Wherein, anchorage bar 410 can coordinate
In one mounting hole 120 and the second mounting hole 310, and fastener head 420 can be resisted against on printed circuit board (PCB) 300, anchorage bar 410
Diameter can be adapted to the aperture of the first mounting hole 120, and the diameter of anchorage bar 410 can be less than the hole of the second mounting hole 310
Footpath, the diameter of fastener head 420 can be more than the aperture of the second mounting hole 310.
In other words, printed circuit board (PCB) 300 can be clamped between fastener head 420 and base 100.It is it is possible thereby to more convenient
Printed circuit board (PCB) 300 is moved in the horizontal direction or can more easily moving lens 200 and bottom in the horizontal direction in ground
Seat 100, so as to more easily be directed at the optical centre of camera 10, you can more easily to be carried out to camera 10
Calibration.
Specifically, when calibrating camera 10, fastener 400 can be unscrewed, so that fastener head 420 can depart from printing
Circuit board 300.It is possible thereby to printed circuit board (PCB) 300 or in the horizontal direction 100 He of mobile base are moved in the horizontal direction
Camera lens 200.After being directed at the optical centre of camera 10, fastener 400 can be screwed, so as to printed circuit board (PCB) 300 and base
100 will not relatively move.
Advantageously, fastener 400 can be bolt or screw.
As shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, the present invention an example in, the first mounting hole 120 can be it is multiple,
Second mounting hole 310 can be multiple, and fastener 400 can be multiple.Wherein, multiple first mounting holes 120 can with it is multiple
Second mounting hole 310 is opposite one by one, and the anchorage bar 410 of multiple fasteners 400 can respectively correspondingly coordinate in the multiple first peaces
Fill in hole 120 and multiple second mounting holes 310.
That is, the quantity of the quantity of the first mounting hole 120, the quantity of the second mounting hole 310 and fastener 400 can be with
It is equal, and a fastener 400 can coordinate in first mounting hole 120 and second mounting hole 310.It is possible thereby to
Printed circuit board (PCB) 300 is more fixedly mounted on base 100.
As Figure 1-Figure 5, in the specific example of the present invention, the body 201 of gauge 20 can include the first water
Tablet 2013, the second level board 2014 and connector 2015.Lock chamber 2011, lock chamber can be equipped with first level plate 2013
2011 can vertically penetrate through first level plate 2013.Second level board 2014 is with first level plate 2013 in vertical direction
On can be spaced apart, the surface opposite with first level plate 2013 that cross marking 2012 can be located at the second level board 2014
On.Connector 2015 is connected with each in 2013 and second level board 2014 of first level plate.Thus gauge 20 has knot
The advantages that structure is simple, reasonable.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example describe
Structure, material or feature are contained at least one embodiment of the present invention or example.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can combine in an appropriate manner in any one or more embodiments or example.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of departing from the principle of the present invention and objective a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is limited by claim and its equivalent.
Claims (8)
1. a kind of gauge for being used to calibrate camera, it is characterised in that the camera includes：
Base；
Camera lens, the camera lens in the vertical direction are movably arranged on the base；With
Printed circuit board (PCB), the printed circuit board (PCB) are movably arranged on the base in the horizontal direction；
The gauge includes body, and the body is equipped with cross and marks and for fixing the base, institute in the horizontal direction
The lock chamber of one in camera lens and the printed circuit board (PCB) is stated, the center of the lock chamber and the center of cross marking exist
It is opposite on vertical direction,
Adjust one in the base and the camera lens or the printed circuit board (PCB) in the horizontal direction, until the camera lens institute into
Image in cross marking overlapped with the cross hairs as reference,
The base is equipped with the first mounting hole, and the printed circuit board (PCB) is equipped with the second mounting hole, and the camera further includes
Fastener and the fastener include anchorage bar and the fastener head being located on the anchorage bar, wherein the anchorage bar coordinates in institute
State in the first mounting hole and second mounting hole and the fastener head be against on the printed circuit board,
The diameter of the anchorage bar is adapted to the aperture of first mounting hole and less than the aperture of second mounting hole, described
The diameter of fastener head is more than the aperture of second mounting hole.
2. the gauge according to claim 1 for being used to calibrate camera, it is characterised in that have in the base and accommodate
Chamber, the accommodating chamber vertically penetrate through the base, wherein at least a portion of the camera lens is located in the accommodating chamber,
The printed circuit board (PCB) is opposite with the accommodating chamber.
3. the gauge according to claim 2 for being used to calibrate camera, it is characterised in that the wall of the accommodating chamber is equipped with
Internal thread, the side face of the camera lens are equipped with external screw thread, the external screw thread and the screw-internal thread fit.
4. the gauge according to claim 1 for being used to calibrate camera, it is characterised in that first mounting hole is more
A, second mounting hole is multiple, and multiple first mounting holes and multiple second mounting holes are opposite one by one.
5. according to claim 4 be used to calibrate the gauge of camera, it is characterised in that the fastener be it is multiple, it is more
The anchorage bar of a fastener respectively correspondingly coordinates in multiple first mounting holes and multiple second mounting holes.
6. the gauge according to claim 1 for being used to calibrate camera, it is characterised in that the camera lens is rotatably provided in
On the base.
7. the gauge according to claim 1 for being used to calibrate camera, it is characterised in that the body includes：
First level plate, the first level plate are equipped with the lock chamber, and the lock chamber vertically penetrates through described
One level board；
Second level board, second level board are spaced apart with the first level plate in the vertical direction, the cross marking
It is located on the surface opposite with the first level plate of second level board；With
Connector, the connector are connected with each in the first level plate and second level board.
A kind of 8. school for utilizing the gauge calibration camera for being used to calibrate camera according to any one of claim 1-7
Quasi- method, it is characterised in that comprise the following steps：
Focus to the camera lens；
The camera is installed on the gauge, and adjusts the imaging direction of the camera, the camera lens is to described ten
Word marking imaging, wherein one in the base, the camera lens and the printed circuit board (PCB) is fixed on institute in the horizontal direction
State in lock chamber；With
Adjust one in the base and the camera lens or the printed circuit board (PCB) in the horizontal direction, until the camera lens institute into
Image in cross marking overlapped with the cross hairs as reference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310381924.6A CN104427231B (en) | 2013-08-28 | 2013-08-28 | For calibrating the gauge and calibration method of camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310381924.6A CN104427231B (en) | 2013-08-28 | 2013-08-28 | For calibrating the gauge and calibration method of camera |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104427231A CN104427231A (en) | 2015-03-18 |
| CN104427231B true CN104427231B (en) | 2018-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310381924.6A Active CN104427231B (en) | 2013-08-28 | 2013-08-28 | For calibrating the gauge and calibration method of camera |
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| CN (1) | CN104427231B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106814533B (en) * | 2017-03-30 | 2022-11-29 | 广州优创电子有限公司 | Lens calibration device and lens calibration system |
| CN107295258A (en) * | 2017-07-20 | 2017-10-24 | 上海骋旭信息技术有限公司 | Adjust method, device and the terminal device of camera lens module |
| CN108040249A (en) * | 2017-11-24 | 2018-05-15 | 深圳市比亚迪电子部品件有限公司 | A kind of camera optical centre calibration jig |
| CN108436447A (en) * | 2018-05-25 | 2018-08-24 | 深圳市新良田科技股份有限公司 | Jig for calibrating high photographing instrument camera and method |
| CN109240027A (en) * | 2018-11-16 | 2019-01-18 | 上海吉七物联网科技有限公司 | A kind of convenient and fast ADAS angle lens adjustment structure |
| CN112577429B (en) * | 2020-12-11 | 2022-12-23 | 博炯(上海)精密机械科技有限公司 | Workpiece machining is with measuring imager calibrating device |
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| CN2621304Y (en) * | 2003-05-13 | 2004-06-23 | 金宝电子工业股份有限公司 | Optical centre microadjusting correcting structure of lens set and sensitization element |
| CN101349797A (en) * | 2007-07-16 | 2009-01-21 | 鸿富锦精密工业（深圳）有限公司 | Image acquisition module and lens mount thereof |
| CN101373244A (en) * | 2007-08-22 | 2009-02-25 | 鸿富锦精密工业（深圳）有限公司 | Correcting fixture |
| CN201708865U (en) * | 2010-06-02 | 2011-01-12 | 松下系统网络科技(苏州)有限公司 | Fixed type image sensor optical axis adjusting fixture |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TW483276B (en) * | 2001-05-15 | 2002-04-11 | Dynacolor Inc | Positioning method to accurately position the optical lens module and array sensor device of optical image sensing device and the device thereof, and the method to calibrate and compensate the image distortion of optical lens set |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2621304Y (en) * | 2003-05-13 | 2004-06-23 | 金宝电子工业股份有限公司 | Optical centre microadjusting correcting structure of lens set and sensitization element |
| CN101349797A (en) * | 2007-07-16 | 2009-01-21 | 鸿富锦精密工业（深圳）有限公司 | Image acquisition module and lens mount thereof |
| CN101373244A (en) * | 2007-08-22 | 2009-02-25 | 鸿富锦精密工业（深圳）有限公司 | Correcting fixture |
| CN201708865U (en) * | 2010-06-02 | 2011-01-12 | 松下系统网络科技(苏州)有限公司 | Fixed type image sensor optical axis adjusting fixture |
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| Publication number | Publication date |
|---|---|
| CN104427231A (en) | 2015-03-18 |
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