CN203813898U - A dome cover image quality testing apparatus - Google Patents
A dome cover image quality testing apparatus Download PDFInfo
- Publication number
- CN203813898U CN203813898U CN201420082591.7U CN201420082591U CN203813898U CN 203813898 U CN203813898 U CN 203813898U CN 201420082591 U CN201420082591 U CN 201420082591U CN 203813898 U CN203813898 U CN 203813898U
- Authority
- CN
- China
- Prior art keywords
- ball cover
- lamp box
- guide rail
- testing apparatus
- lens
- 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.)
- Withdrawn - After Issue
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- Testing Of Optical Devices Or Fibers (AREA)
- Accessories Of Cameras (AREA)
Abstract
The utility model discloses a dome cover image quality testing apparatus comprising a guide rail, a lamp box, a test card, a dome cover fixing apparatus and a lens fixing apparatus. A clamping groove is arranged in a light emitting surface of the lamp box. The clamping groove is used for fixing the test card. The dome cover fixing apparatus is an elevating rotary mechanism, and is installed on the guide rail in a slidable mode. The lens fixing apparatus is an elevating mechanism, and is installed on the guide rail in a slidable mode. The lamp box is fixed on one end of the guide rail. A light emitting surface of the lamp box is oriented towards the dome cover fixing apparatus and the lens fixing apparatus. The dome cover fixing apparatus is positioned between the lamp box and the lens fixing apparatus. According to the dome cover image quality testing apparatus of the utility model, through a sensor circuit board installed on the lens fixing apparatus and the lens, image capturing is carried out an image, of the test card in the lamp box, transmitting through the dome cover; positions of the lens fixing apparatus and the test card are controlled to be unchanged, and test factors are strictly controlled to be a single variable, so that influences by other factors except the dome cover on the image quality are prevented.
Description
Technical field
The utility model relates to optical component field tests, relates in particular to a kind of ball cover picture element testing apparatus.
Background technology
The optical ball cover of ball machine video camera on imaging effect impact significantly, therefore has important reference value on the test of ball cover image quality for imaging effect impact and ball cover type selecting.At present, the optical ball cover imaging effect detection scheme of prior art is as follows:
Ball cover is arranged in semi-spherical camera, utilize the performance of the electronic controllable rotating of video camera movement, see through mounted ball cover and observe object around, and imaging signal is transferred to outside display observes, judge the impact of ball cover on video camera imaging quality with this.But because the change of capture position, ball cover position and target object position all can affect image quality greatly, therefore, existence cannot be carried out the technological deficiency of unitary variant control.
Particularly, also there is following shortcoming in the detection scheme of above-mentioned prior art:
(1) adopt the mode of changer to detect, cause burnt photographed scene and distance all to change, cannot determine the impact of ball cover on image quality;
(2) if for ball cover type selecting, just there is the restriction of structure aspects for the ball cover of different size.
Utility model content
The purpose of this utility model is to provide a kind of ball cover picture element testing apparatus, overcomes the defect in above-mentioned existing measuring technology.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
A kind of ball cover picture element testing apparatus is provided, comprise mark and draw graduated guide rail, lamp box, test card, for the ball cover fixture of fixing ball cover and for the lens fixing apparatus of fixed lens, the light-emitting area of described lamp box is provided with draw-in groove, and described draw-in groove is for fixing test card; Described ball cover fixture is lifting rotation mechanism, and is slidably mounted in guide rail; Described lens fixing apparatus is elevating mechanism, and is slidably mounted in guide rail; Described lamp box is fixed on one end of guide rail, and the light-emitting area of lamp box is towards ball cover fixture and lens fixing apparatus; Described ball cover fixture is between lamp box and lens fixing apparatus.
The beneficial effects of the utility model are, ball cover picture element testing apparatus of the present utility model, the image that the sensor circuit board of installing by lens fixing apparatus and camera lens see through ball cover to the test card on lamp box carries out capture, and control lens fixing apparatus and test card invariant position, control as unitary variant strict Testing factors, thereby prevent that other factor impacts picture quality except ball cover.
Brief description of the drawings
Fig. 1 is the perspective view of a kind of ball cover picture element testing apparatus in the utility model one execution mode;
Fig. 2 is the partial enlarged drawing of lamp box;
Fig. 3 is the schematic diagram of distortion test card;
Fig. 4 is the schematic diagram of SFRplus test card;
Fig. 5 is the structural representation of guide rail;
Fig. 6 is the structural representation of ball cover fixture;
Fig. 7 is the partial enlarged drawing of the first base and cylinder in Fig. 6;
Fig. 8 is the structural representation of ball cover button;
Fig. 9 is the three-dimensional exploded view of lens fixing apparatus.
Main element symbol description
Ball cover picture element testing apparatus 100; Ball cover 200; Guide rail 1; Lamp box 2; Test card 3;
Ball cover fixture 4; Lens fixing apparatus 5; Substrate 11; Track 12;
The first base a1; Hollow cylinder a2; Pillar a3; Pointer a22;
Angle dial a11; Ball cover body b1; Ball cover is along b2;
Semicircular body b0; Metal tape b4; Snap close b5; Draw-in groove b3;
The second base c1; Camera lens anchor post c6; Sensor fixation plate c7;
Sensor circuit board c8; Camera lens c9; Move up and down guide rail c5;
Dial c4; Video camera host fixing device c2; Via hole c3.
Embodiment
By describing technology contents of the present utility model, structural feature in detail, being realized object and effect, below in conjunction with execution mode and coordinate accompanying drawing to be explained in detail.
See also Fig. 1, Fig. 2, Fig. 1 is the perspective view of a kind of ball cover picture element testing apparatus in the utility model one execution mode.Described ball cover picture element testing apparatus 100 comprise mark and draw graduated guide rail 1, lamp box 2, test card 3, for the ball cover fixture 4 of fixing ball cover and for the lens fixing apparatus 5 of fixed lens.
Described ball cover fixture 4 is lifting rotation mechanism, and is slidably mounted in guide rail 1.Described lens fixing apparatus 5 is elevating mechanism, and is slidably mounted in guide rail 1.Described lamp box 2 is fixed on one end of guide rail 1, and the light-emitting area of lamp box 2 is towards ball cover fixture 4 and lens fixing apparatus 5.Described ball cover fixture 4 is between lamp box 2 and lens fixing apparatus 5.
Fig. 2 is the partial enlarged drawing of lamp box.The light-emitting area of described lamp box 2 is provided with draw-in groove, and described draw-in groove is for fixing test card 3.Particularly, described lamp box 2 is the adjustable lamp boxes of brightness, and its illumination is even.Described test card 3 comprises distortion test card and SFRplus test card, refer to Fig. 3-4, Fig. 3 is the schematic diagram of distortion test card, and Fig. 4 is the schematic diagram of SFRplus test card, distortion test card and the vertical and horizontal resolution of SFRplus test card for each several part on test pattern.
Referring to Fig. 5, is the structural representation of guide rail.Described guide rail 1 comprises substrate 11 and is opened in the track 12 on substrate, and described scale direction along ng a path is marked at substrate 11 surfaces, and described lamp box 2 is tabular and is vertically fixed on substrate 11 surfaces.
Referring to Fig. 6, is the structural representation of ball cover fixture.Described ball cover fixture 4 comprises the first base a1, the hollow cylinder a2 that rotatably embeds described the first base a1 that are slidably mounted in track, is plugged on the pillar a3 in described cylinder a2 and is connected in the ring dress ball cover button (not shown) of the upper one end away from cylinder a2 of pillar a3, described ball cover button is circumferentially socketed on ball cover 200 so that ball cover 200 is fixed for edge, described cylinder a2 sidewall offers fixing hole, and described fixing hole is for screwing in so that pillar a3 is fixed for screw.
Referring to Fig. 7, is the partial enlarged drawing of the first base and cylinder in Fig. 6.Wherein, described cylinder a2 surface subscript is painted with and is parallel to axial pointer a22, and one end end face subscript that described base a1 is embedded with cylinder a2 is painted with angle dial a11.
Referring to Fig. 8, is the structural representation of ball cover button.Described ring dress ball cover button is made up of semicircular body b0 and the metal tape b4 that is connected in semicircular body one end, described semicircular body b0 outer surface is provided with snap close b5 near the semicircular body other end, the inner side of described semicircular body b0 is provided with along circumferential draw-in groove b3, described draw-in groove b3 is for snapping in along b2 for ball cover, described snap close b5 inserts and is pinned for the free end for described metal tape b4, thereby coordinates the ball cover of different size.Wherein, described metal tape is made up of plastic material, can avoid ball cover type to become.Ball cover comprises that ball cover body b1 and described ball cover are along b2.
Referring to Fig. 9, is the three-dimensional exploded view of lens fixing apparatus.Described lens fixing apparatus 5 comprises the second base c1 of being slidably mounted in track, is liftably arranged on the camera lens anchor post c6 on the second base c1 and is arranged on camera lens anchor post c6 away from the sensor fixation plate c7 on second base c1 one end, the installed surface of described sensor fixation plate c7 is towards lamp box 2, sensor circuit board c8 is screwed on installed surface, and camera lens c9 is arranged on sensor circuit board c7 by lens mount.
Wherein, described the second base c1 sidewall offer vertically move up and down guide rail c5, mark and draw and have along moving up and down the dial c4 of guide rail c5 direction in the second base c1 sidewall surfaces, the shape of described camera lens anchor post c6 with described in to move up and down the trade shape of guide rail c5 suitable.
In the present embodiment, described a kind of ball cover picture element testing apparatus 100 also comprises video camera host fixing device c2, and described video camera host fixing device c2 has cavity, and described cavity is for fixed cameras main frame.On described video camera host fixing device c2 outer wall, offer the via hole c3 being communicated with cavity, the vision signal input line of described via hole c3 for accessing supply lines, network connection and being electrically connected with sensor circuit board c8.
This ball cover picture element testing apparatus is followed lens fixing apparatus and test card invariant position in the time of test, and the only principle of mobile ball cover fixture makes experiment strictly follow unitary variant principle, ensures that last picture quality is only subject to ball cover position influence.Based on mentioned above principle, this asks the use procedure of cover optic testing system as follows:
Test card is fixed on lamp box, regulates lamp box to suitable brightness;
Before test starts, choose tight shot and install video camera host machine part; According to lens parameters by lens fixing apparatus and video camera host mobility to target location on guide rail, test card is just full of full frame;
Ball cover to be measured is fixed in ball cover fixture, according to the also locking to target location of ball cover adjusted size ball cover centre of sphere height, ball cover is moved to the target location on guide rail, make camera lens at sphere center position;
Coordinate the angle dial on ball cover fixture the first base, rotate ball cover to different angles, for example, can select several special angle to test, the image intercepting under each angle supplies to analyze; Intercept again in addition an image that does not add ball cover for contrast.
Ball cover picture element testing apparatus of the present utility model, the image that the sensor circuit board of installing by lens fixing apparatus and camera lens see through ball cover to the test card on lamp box carries out capture, and control lens fixing apparatus and test card invariant position, control as unitary variant strict Testing factors, thereby prevent that other factor impacts picture quality except ball cover.
The foregoing is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a ball cover picture element testing apparatus, it is characterized in that, comprise mark and draw graduated guide rail, lamp box, test card, for the ball cover fixture of fixing ball cover and for the lens fixing apparatus of fixed lens, the light-emitting area of described lamp box is provided with draw-in groove, and described draw-in groove is for fixing test card;
Described ball cover fixture is lifting rotation mechanism, and is slidably mounted in guide rail; Described lens fixing apparatus is elevating mechanism, and is slidably mounted in guide rail; Described lamp box is fixed on one end of guide rail, and the light-emitting area of lamp box is towards ball cover fixture and lens fixing apparatus; Described ball cover fixture is between lamp box and lens fixing apparatus.
2. a kind of ball cover picture element testing apparatus according to claim 1, it is characterized in that, described guide rail comprises substrate and is opened in the track on substrate, and described scale direction along ng a path is marked at substrate surface, and described lamp box is tabular and is vertically fixed on substrate surface.
3. a kind of ball cover picture element testing apparatus according to claim 2, it is characterized in that, described ball cover fixture comprises the first base, the hollow cylinder that rotatably embeds described the first base that are slidably mounted in track, be plugged on the pillar in described cylinder and be connected on pillar the ring dress ball cover button away from one end of cylinder, described ball cover button is circumferentially socketed on ball cover so that ball cover is fixed for edge, described cylinder side wall offers fixing hole, and described fixing hole is for screwing in so that pillar is fixed for screw.
4. a kind of ball cover picture element testing apparatus according to claim 3, is characterized in that, described drum surface subscript is painted with and is parallel to axial pointer, and one end end face subscript that described base is embedded with cylinder is painted with angle dial.
5. a kind of ball cover picture element testing apparatus according to claim 3, it is characterized in that, described ring dress ball cover button is made up of semicircular body and the metal tape that is connected in semicircular body one end, described this external surface of semicircular is provided with snap close near the semicircular body other end, the inner side of described semicircular body is provided with along circumferential draw-in groove, described draw-in groove is used for snapping in for ball cover edge, and described snap close is for the free end insertion for described metal tape and by its pinning.
6. a kind of ball cover picture element testing apparatus according to claim 5, is characterized in that, described metal tape is made up of plastic material.
7. a kind of ball cover picture element testing apparatus according to claim 2, it is characterized in that, described lens fixing apparatus comprises the second base of being slidably mounted in track, is liftably arranged on the camera lens anchor post on the second base and is arranged on camera lens anchor post away from the sensor fixation plate on second base one end, the installed surface of described sensor fixation plate is towards lamp box, sensor circuit board is screwed on installed surface, and camera lens is arranged on sensor circuit board by lens mount.
8. a kind of ball cover picture element testing apparatus according to claim 7, it is characterized in that, described the second base side wall offers the guide rail that moves up and down vertically, mark and draw the dial having along moving up and down guide rail direction on the second base side wall surface, the shape of described camera lens anchor post with described in to move up and down the trade shape of guide rail suitable.
9. a kind of ball cover picture element testing apparatus according to claim 7, is characterized in that, also comprise video camera host fixing device, described video camera host fixing device has cavity, and described cavity is for fixed cameras main frame.
10. a kind of ball cover picture element testing apparatus according to claim 9, it is characterized in that, on described video camera host fixing device outer wall, offer the via hole being communicated with cavity, the vision signal input line of described via hole for accessing supply lines, network connection and being electrically connected with sensor circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420082591.7U CN203813898U (en) | 2014-01-17 | 2014-02-25 | A dome cover image quality testing apparatus |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420031448.5 | 2014-01-17 | ||
| CN201420031448 | 2014-01-17 | ||
| CN201420082591.7U CN203813898U (en) | 2014-01-17 | 2014-02-25 | A dome cover image quality testing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203813898U true CN203813898U (en) | 2014-09-03 |
Family
ID=50530701
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410065653.8A Active CN103763553B (en) | 2014-01-17 | 2014-02-25 | Dome cover image quality testing device |
| CN201420082591.7U Withdrawn - After Issue CN203813898U (en) | 2014-01-17 | 2014-02-25 | A dome cover image quality testing apparatus |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410065653.8A Active CN103763553B (en) | 2014-01-17 | 2014-02-25 | Dome cover image quality testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN103763553B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103763553A (en) * | 2014-01-17 | 2014-04-30 | 深圳英飞拓科技股份有限公司 | Dome cover image quality testing device |
| CN106657993B (en) * | 2017-02-28 | 2018-07-06 | 深圳职业技术学院 | A kind of low-light (level) wide-angle light box |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290132B (en) * | 2017-05-27 | 2023-08-25 | 惠州市德赛自动化技术有限公司 | Vehicle-mounted lens detection equipment |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2491831Y (en) * | 2000-01-31 | 2002-05-15 | 鲍立威 | Optical detector based on CMOS element plane imaging |
| CN201476762U (en) * | 2009-07-03 | 2010-05-19 | 杭州海康威视数字技术股份有限公司 | Vertical-position photoelectric detector of dome camera |
| CN102665091B (en) * | 2012-05-14 | 2014-04-16 | 福州富兰机电技术开发有限公司 | Device for detecting image quality of ball cover |
| CN103763553B (en) * | 2014-01-17 | 2015-07-15 | 深圳英飞拓科技股份有限公司 | Dome cover image quality testing device |
-
2014
- 2014-02-25 CN CN201410065653.8A patent/CN103763553B/en active Active
- 2014-02-25 CN CN201420082591.7U patent/CN203813898U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103763553A (en) * | 2014-01-17 | 2014-04-30 | 深圳英飞拓科技股份有限公司 | Dome cover image quality testing device |
| CN103763553B (en) * | 2014-01-17 | 2015-07-15 | 深圳英飞拓科技股份有限公司 | Dome cover image quality testing device |
| CN106657993B (en) * | 2017-02-28 | 2018-07-06 | 深圳职业技术学院 | A kind of low-light (level) wide-angle light box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103763553B (en) | 2015-07-15 |
| CN103763553A (en) | 2014-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140903 Effective date of abandoning: 20150715 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140903 Effective date of abandoning: 20150715 |
|
| RGAV | Abandon patent right to avoid regrant |