CN110677641A - Wide angle and focusing definition testing arrangement of camera - Google Patents
Wide angle and focusing definition testing arrangement of camera Download PDFInfo
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- CN110677641A CN110677641A CN201910983649.2A CN201910983649A CN110677641A CN 110677641 A CN110677641 A CN 110677641A CN 201910983649 A CN201910983649 A CN 201910983649A CN 110677641 A CN110677641 A CN 110677641A
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- screw rod
- linear bearing
- bearing pair
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/002—Diagnosis, testing or measuring for television systems or their details for television cameras
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Abstract
The invention provides a wide-angle and focusing definition testing device of a camera, which comprises a box body, wherein the top of the box body is provided with a through hole for the camera to photograph in the box body, and the box body is internally provided with a lifting unit and a structure of a light source plate supported by the lifting unit and used for testing the camera. The invention has the advantages of convenient wide angle and focusing definition test of the detection camera and the like.
Description
Technical Field
The invention belongs to the technical field of camera testing equipment, and particularly relates to a wide-angle and focusing definition testing device for a camera.
Background
When two or more than two cameras are arranged on the front side or the back side of the smart phone, the functions of double shooting and multi-shooting mainly have imaging effects such as wide-angle lens, naked eye 3D, field depth assistance, color light supplement, augmented reality and the like, and after the smart phone is manufactured, the shooting function needs to be detected.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a wide-angle and focusing definition testing device for a camera, and aims to solve the problem of testing the wide-angle and focusing definition of the camera in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a wide angle and focus definition testing arrangement of camera, includes the box, the box top is equipped with and is used for the camera toward the through-hole of shooing in the box, be equipped with the lift unit in the box, and quilt the light source board that is used for testing the camera that the lift unit held up.
In some embodiments, the lifting unit comprises a rotating wheel, a first fixing plate, a second fixing plate, a third fixing plate, a fourth fixing plate, a first screw transmission wheel set, a second screw transmission wheel set, a transverse screw, a first longitudinal screw, a second longitudinal screw, a first linear bearing pair, a second linear bearing pair, a third linear bearing pair, a fourth linear bearing pair, a first connecting plate, a second connecting plate and a supporting plate; the first screw rod transmission wheel set is arranged in the middle of the first fixing plate, the first linear bearing pair and the second linear bearing pair are respectively arranged on two sides of the first screw rod transmission wheel set, the lower end of an optical axis of the first linear bearing pair is connected with the first fixing plate, the upper end of the optical axis of the first linear bearing pair is connected with the second fixing plate, a bearing sleeve of the first linear bearing pair is connected with the first connecting plate, and a connecting structure of the second linear bearing pair is the same as that of the first linear bearing pair; the second screw rod transmission wheel set is arranged in the middle of the third fixing plate, the third linear bearing pair and the fourth linear bearing pair are respectively arranged on two sides of the second screw rod transmission wheel set, the lower end of an optical axis of the third linear bearing pair is connected with the third fixing plate, the upper end of the optical axis of the third linear bearing pair is connected with the fourth fixing plate, a bearing sleeve of the third linear bearing pair is connected with the second connecting plate, and a connecting structure of the fourth linear bearing pair is the same as that of the third linear bearing pair; one end of the transverse screw rod is inserted into the second screw rod transmission wheel set, the other end of the transverse screw rod penetrates through the first screw rod transmission wheel set and extends out of the box body to be connected with the rotating wheel, the lower end of the first longitudinal screw rod is inserted into the first screw rod transmission wheel set and is in transmission connection with the transverse screw rod, the upper end of the first longitudinal screw rod is connected with the second fixing plate, the first connecting plate is arranged between the first fixing plate and the second fixing plate, and the first connecting plate is in threaded connection with the first longitudinal screw rod; the lower end of the second longitudinal screw rod is inserted into the second screw rod transmission wheel set and is in transmission connection with the transverse screw rod, the upper end of the second longitudinal screw rod is connected with the fourth fixing plate, the second connecting plate is arranged between the third fixing plate and the fourth fixing plate, and the second connecting plate is in threaded connection with the second longitudinal screw rod; one end of the supporting plate is connected with the first connecting plate, and the other end of the supporting plate is connected with the second connecting plate; the light source plate is arranged on the supporting plate.
In some embodiments, a plurality of limiting blocks are arranged around the supporting plate.
In some embodiments, the wheel is graduated.
In some embodiments, the box body is formed by splicing aluminum profiles.
In some embodiments, the aluminum profile is subjected to black oxidation treatment.
In some embodiments, the top of the box body is provided with a positioning block for fixing the terminal.
In some embodiments, the light source board is 1000mm long and 800mm wide.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a wide-angle and focusing definition testing device of a camera, which comprises a box body, wherein the top of the box body is provided with a through hole for the camera to photograph in the box body, and the box body is internally provided with a lifting unit and a structure of a light source plate supported by the lifting unit and used for testing the camera. The invention has the advantages of convenient wide angle and focusing definition test of the detection camera and the like.
Drawings
FIG. 1 is a schematic structural diagram of a lifting unit in one direction in a wide-angle and focusing definition testing device of a camera according to the present invention;
FIG. 2 is a schematic structural diagram of another direction of the lifting unit in the wide-angle and focusing definition testing apparatus of the camera of the present invention;
FIG. 3 is a schematic perspective view of the wide-angle and focusing sharpness testing apparatus of the camera of the present invention (with part of the case hidden);
FIG. 4 is a schematic perspective view of a wide-angle and focusing sharpness testing apparatus for a camera according to the present invention;
fig. 5 is a schematic diagram of selecting a shot of a light source plate according to the present invention.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or assembly referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-5, the wide-angle and focusing definition testing device for a camera provided by the invention comprises a box body 1, wherein a through hole 11 for the camera to photograph in the box body 1 is formed in the top of the box body 1, a lifting unit 2 and a light source plate 3 which is supported by the lifting unit 2 and is used for testing the camera are arranged in the box body 1.
The parameters of the light source plate 3 are illumination intensity-460 lux +/-25 lux, color 5000 k-6000 k and uniformity more than 85%;
specifically, the selection of the light source plate 3 includes: adjusting the distance between camera and the light source board 3, the camera shoots the light source board 3, and the illumination intensity, the color temperature parameter and the degree of consistency of 13 points (see figure 5) are taken according to predetermined position on the obtained picture of shooing, 13 points are, divide outer lane and inner circle according to predetermined length and width according to the picture, and 8 points are taken to the outer lane, and 4 points are taken to the inner circle, and 1 point is taken at the center, calculates the average value of 13 points, and then judges and shoots whether the light source board meets the requirements.
Specifically, the lifting unit 2 includes a rotating wheel 21, a first fixing plate 22, a second fixing plate 221, a third fixing plate 222, a fourth fixing plate 223, a first screw transmission wheel set 23, a second screw transmission wheel set 231, a transverse screw 24, a first longitudinal screw 241, a second longitudinal screw 242, a first linear bearing pair 25, a second linear bearing pair 251, a third linear bearing pair 252, a fourth linear bearing pair 253, a first connecting plate 26, a second connecting plate 261 and a supporting plate 27; the first screw driving wheel set 23 is arranged in the middle of the first fixing plate 22, the first linear bearing pair 25 and the second linear bearing pair 251 are respectively arranged on two sides of the first screw driving wheel set 23, the lower end of the optical axis of the first linear bearing pair 25 is connected with the first fixing plate 22, the upper end of the optical axis of the first linear bearing pair 25 is connected with the second fixing plate 221, the bearing sleeve of the first linear bearing pair 25 is connected with the first connecting plate 26, and the connecting structure of the second linear bearing pair 251 is the same as that of the first linear bearing pair 25; the second screw driving wheel set 231 is arranged in the middle of the third fixing plate 222, the third linear bearing pair 252 and the fourth linear bearing pair 253 are respectively arranged at two sides of the second screw driving wheel set 231, the lower end of the optical axis of the third linear bearing pair 252 is connected with the third fixing plate 222, the upper end of the optical axis of the third linear bearing pair 252 is connected with the fourth fixing plate 223, the bearing sleeve of the third linear bearing pair 252 is connected with the second connecting plate 261, and the connecting structure of the fourth linear bearing pair 253 is the same as that of the third linear bearing pair 252; one end of the transverse screw 24 is inserted into the second screw transmission wheel set 231, the other end of the transverse screw 24 passes through the first screw transmission wheel set 23 and extends out of the box body 1 to be connected with the rotating wheel 21, the lower end of the first longitudinal screw 241 is inserted into the first screw transmission wheel set 23 to be connected with the transverse screw 24 in a transmission manner, the upper end of the first longitudinal screw 241 is connected with the second fixing plate 221, the first connecting plate 26 is arranged between the first fixing plate 22 and the second fixing plate 221, and the first connecting plate 26 is in threaded connection with the first longitudinal screw 241; the lower end of the second longitudinal screw 242 is inserted into the second screw driving wheel set 231 and is in driving connection with the transverse screw 24, the upper end of the second longitudinal screw 242 is connected with the fourth fixing plate 223, the second connecting plate 261 is arranged between the third fixing plate 222 and the fourth fixing plate 223, and the second connecting plate 261 is in threaded connection with the second longitudinal screw 242; one end of the supporting plate 27 is connected to the first connecting plate 26, and the other end of the supporting plate 27 is connected to the second connecting plate 261; the light source board 3 is provided on the support board 27.
With the above structure, the light source plate 3 is always kept horizontal when being stationary or moving up and down, and does not incline.
Specifically, a plurality of limiting blocks 271 are arranged around the supporting plate 27; in order to prevent the light source board 3 from shifting on the supporting board 27, especially when the lifting unit 2 is used to carry the light source board 3 to move up and down, a plurality of the limiting blocks 271 are disposed around the supporting board 27, and the limiting blocks 271 are used to limit the front, rear, left and right positions of the light source board 3 from moving.
Specifically, scales (not shown in the figure) are marked on the rotating wheel 21, each grid of the scales is 0.1mm, and the light source plate 3 horizontally rises or falls by 1mm when the rotating wheel 21 rotates for one circle.
Specifically, the box 1 is formed by splicing aluminum profiles, and the aluminum profiles have the advantages of strong plasticity and relatively low material cost.
Specifically, the aluminum profile is subjected to black oxidation treatment; guarantee that light source board 3 is luminous back box 1 does not have reflection light, can not exert an influence to the test effect.
Specifically, in order to prevent the camera from moving during photographing, a positioning block (not shown in the drawing) for fixing the terminal is disposed at the top of the box 1.
Specifically, the length of the light source plate 3 is 1000mm, and the width thereof is 800 mm; the parameters of the light source plate 3 are illumination intensity-460 lux +/-25 lux, color 5000 k-6000 k and uniformity more than 85%.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the scope of the appended claims.
Claims (8)
1. The utility model provides a wide angle and focus definition testing arrangement of camera which characterized in that: the power distribution box comprises a box body, the box top is equipped with and is used for the camera toward the through-hole of shooing in the box, be equipped with the lift unit in the box, and quilt the light source board that is used for testing the camera that the lift unit held up.
2. The wide-angle and focus sharpness testing apparatus for a camera according to claim 1, wherein: the lifting unit comprises a rotating wheel, a first fixing plate, a second fixing plate, a third fixing plate, a fourth fixing plate, a first screw rod transmission wheel set, a second screw rod transmission wheel set, a transverse screw rod, a first longitudinal screw rod, a second longitudinal screw rod, a first linear bearing pair, a second linear bearing pair, a third linear bearing pair, a fourth linear bearing pair, a first connecting plate, a second connecting plate and a supporting plate; the first screw rod transmission wheel set is arranged in the middle of the first fixing plate, the first linear bearing pair and the second linear bearing pair are respectively arranged on two sides of the first screw rod transmission wheel set, the lower end of an optical axis of the first linear bearing pair is connected with the first fixing plate, the upper end of the optical axis of the first linear bearing pair is connected with the second fixing plate, a bearing sleeve of the first linear bearing pair is connected with the first connecting plate, and a connecting structure of the second linear bearing pair is the same as that of the first linear bearing pair; the second screw rod transmission wheel set is arranged in the middle of the third fixing plate, the third linear bearing pair and the fourth linear bearing pair are respectively arranged on two sides of the second screw rod transmission wheel set, the lower end of an optical axis of the third linear bearing pair is connected with the third fixing plate, the upper end of the optical axis of the third linear bearing pair is connected with the fourth fixing plate, a bearing sleeve of the third linear bearing pair is connected with the second connecting plate, and a connecting structure of the fourth linear bearing pair is the same as that of the third linear bearing pair; one end of the transverse screw rod is inserted into the second screw rod transmission wheel set, the other end of the transverse screw rod penetrates through the first screw rod transmission wheel set and extends out of the box body to be connected with the rotating wheel, the lower end of the first longitudinal screw rod is inserted into the first screw rod transmission wheel set and is in transmission connection with the transverse screw rod, the upper end of the first longitudinal screw rod is connected with the second fixing plate, the first connecting plate is arranged between the first fixing plate and the second fixing plate, and the first connecting plate is in threaded connection with the first longitudinal screw rod; the lower end of the second longitudinal screw rod is inserted into the second screw rod transmission wheel set and is in transmission connection with the transverse screw rod, the upper end of the second longitudinal screw rod is connected with the fourth fixing plate, the second connecting plate is arranged between the third fixing plate and the fourth fixing plate, and the second connecting plate is in threaded connection with the second longitudinal screw rod; one end of the supporting plate is connected with the first connecting plate, and the other end of the supporting plate is connected with the second connecting plate; the light source plate is arranged on the supporting plate.
3. The wide-angle and focus sharpness testing apparatus for a camera according to claim 2, wherein: a plurality of limiting blocks are arranged around the supporting plate.
4. The wide-angle and focus sharpness testing apparatus for a camera according to claim 2, wherein: scales are carved on the rotating wheel.
5. The wide-angle and focus sharpness testing apparatus for a camera according to claim 1, wherein: the box body is formed by splicing aluminum profiles.
6. The wide-angle and focus sharpness testing apparatus for a camera according to claim 5, wherein: and carrying out black oxidation treatment on the aluminum profile.
7. The wide-angle and focus sharpness testing apparatus for a camera according to claim 1, wherein: and a positioning block for fixing the terminal is arranged at the top of the box body.
8. The wide-angle and focus sharpness testing apparatus for a camera according to claim 1, wherein: the length of the light source plate is 1000mm, and the width of the light source plate is 800 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910983649.2A CN110677641A (en) | 2019-10-16 | 2019-10-16 | Wide angle and focusing definition testing arrangement of camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910983649.2A CN110677641A (en) | 2019-10-16 | 2019-10-16 | Wide angle and focusing definition testing arrangement of camera |
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| Publication Number | Publication Date |
|---|---|
| CN110677641A true CN110677641A (en) | 2020-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910983649.2A Pending CN110677641A (en) | 2019-10-16 | 2019-10-16 | Wide angle and focusing definition testing arrangement of camera |
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| Country | Link |
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| CN (1) | CN110677641A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202837803U (en) * | 2012-08-17 | 2013-03-27 | 江西盛泰光学有限公司 | Automatic elevating light box used for mobile phone shooting module resolution test |
| CN204795436U (en) * | 2015-06-09 | 2015-11-18 | 昆山拓甫电子有限公司 | Camera detects lamp house |
| CN207625645U (en) * | 2017-09-12 | 2018-07-17 | 广东每通测控科技股份有限公司 | A kind of novel mobile phone camera test holding fixture |
| CN108366252A (en) * | 2017-01-10 | 2018-08-03 | 青年科技有限公司 | Video camera resolving power test detection device |
| CN108827599A (en) * | 2018-05-21 | 2018-11-16 | 余姚舜宇智能光学技术有限公司 | A kind of wide-angle mould group full filed resolving power test equipment and method |
-
2019
- 2019-10-16 CN CN201910983649.2A patent/CN110677641A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202837803U (en) * | 2012-08-17 | 2013-03-27 | 江西盛泰光学有限公司 | Automatic elevating light box used for mobile phone shooting module resolution test |
| CN204795436U (en) * | 2015-06-09 | 2015-11-18 | 昆山拓甫电子有限公司 | Camera detects lamp house |
| CN108366252A (en) * | 2017-01-10 | 2018-08-03 | 青年科技有限公司 | Video camera resolving power test detection device |
| CN207625645U (en) * | 2017-09-12 | 2018-07-17 | 广东每通测控科技股份有限公司 | A kind of novel mobile phone camera test holding fixture |
| CN108827599A (en) * | 2018-05-21 | 2018-11-16 | 余姚舜宇智能光学技术有限公司 | A kind of wide-angle mould group full filed resolving power test equipment and method |
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Application publication date: 20200110 |