CN101710942A - Correction method and corrector of megapixel monitoring camera - Google Patents
Correction method and corrector of megapixel monitoring camera Download PDFInfo
- Publication number
- CN101710942A CN101710942A CN200910112913A CN200910112913A CN101710942A CN 101710942 A CN101710942 A CN 101710942A CN 200910112913 A CN200910112913 A CN 200910112913A CN 200910112913 A CN200910112913 A CN 200910112913A CN 101710942 A CN101710942 A CN 101710942A
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- camera
- video camera
- ball cover
- lens
- support
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Accessories Of Cameras (AREA)
- Studio Devices (AREA)
Abstract
The invention belongs to an installing and regulating scheme of a semi-spherical camera above megapixel in a monitoring system, in particular to a correction method and a corrector special for a semi-spherical camera without an auto-focus system. The invention relates to a correction method of a megapixel monitoring camera which is characterized in that the partial spherical surface of an optical spherical cover which is the same with an optical spherical cover arranged outside the camera is intercepted, the area of the partial spherical surface is larger than a visual range of a maximum viewing angle of the camera, the partial spherical surface is arranged in front of the camera in the same distance of the optical spherical cover and a camera lens, the influence of the camera by the optical spherical cover is simulated to regulate the camera, and an ideal image can be obtained by regulating the image of the lens until the image is clear, taking off a correction bracket and installing the spherical cover. The correction method creates a regulating space by simulating the influence of the camera by the optical spherical cover through a corrective lens and is a convenient, reasonable and operable correction scheme, and a simple corrector can be designed according to the correction method to improve regulating efficiency.
Description
Technical field:
Scheme is adjusted in the installation that the invention belongs to the above dome-type camera of mega pixel in the supervisory control system, does not especially have the dome-type camera special correcting circuit method and the adjuster of autofocus system.
Background technology:
As shown in Figure 1, for the above video camera of mega pixel, optical ball cover 8 not only will play the effect of protection video camera, also should guarantee the clear picture of video camera 7.Because video camera does not have autofocus system, normally video camera 7 is fixed on the video camera fixed mount 3 during installation, behind the debugging video camera optical ball cover is installed again earlier.But ball cover can cause the good video camera imaging face drift of debugging, and is image blurring, and airtight ball cover can't be adjusted video camera after installing again, normally to unload optical ball cover, allow the adjustor adjust, repeated multiple times just can reach effect preferably with working experience.This makes the installation process complexity, and debug time is long.
Summary of the invention:
The shortcoming of image adjustment existence provides a kind of adjuster that can carry out the bearing calibration of quick adjustment to the dome-type camera that does not have autofocus system and realize this method when the objective of the invention is to overcome the above dome-type camera of existing mega pixel and installing.
The present invention is a kind of bearing calibration of megapixel monitoring camera, its main points are, intercept spherical calotte from the optical ball cover identical with the optical ball cover that will be installed in the video camera outside, its area is greater than the visual range at video camera maximum field of view angle, place before the video camera with the optical ball cover distance identical with camera lens, the simulated optical ball cover is to the influence of video camera, video camera is regulated, the image of adjusting camera lens is to clear, take down the correction support again, set up ball cover, can obtain ideal image.
The present invention catches the prior art defective basic: the ball cover of sealing makes video camera lose the adjusting space, in fact certain is put the influence of video camera imaging, it is that part of optical ball cover before the camera lens, that is to say the just part of optical ball cover, utilize the corrective lens identical to come the simulated optical ball cover with optical ball cover, for regulating the focus of camera slot milling, making focuses becomes easily quick.
Realize the adjuster of a kind of megapixel monitoring camera of said method, it comprises corrective lens, support, described corrective lens is the spherical calotte from the optical ball cover intercepting identical with the optical ball cover that will be installed in the video camera outside, its area is greater than the visual range at video camera maximum field of view angle, corrective lens is installed on the support, when described support is installed on the video camera fixed mount, guarantee that the distance of the distance of corrective lens and camera lens and optical ball cover and camera lens is identical.
There are two and plural leg in described support lower end, and last transverse plane has the groove that corrective lens is installed.
The fixed feet of support and video camera fixed mount pass through bolt, or on the described video camera fixed mount draw-in groove are arranged, and the fixed feet of support is snapped on the draw-in groove.
The present invention designs adjuster in line with the simulated optical ball cover to the influence of video camera, use the part of identical optical ball cover to make corrective lens, the distance of corrective lens and camera lens is identical with the distance of optical ball cover and camera lens, support has two and plural fixed feet, remainder is open space, be installed on the video camera fixed mount by leg, be that corrective lens is identical to the influence of video camera with the optical ball cover that will adorn to the influence of video camera, give security for accurately proofreading and correct.
The invention has the advantages that: by corrective lens simulated optical ball cover the influence of video camera is regulated, is regulated the space for video camera creates one, be a kind of easily, reasonable, practicable correcting scheme.And according to this principle design go out simply, adjuster efficiently, alleviate the labour intensity of installation personnel, raise the efficiency, finally solved the defective that the above video camera of mega pixel is installed the image drift that produces because of ball cover, obtain optimized image.
Description of drawings
Fig. 1 is existing video camera user mode schematic diagram
Fig. 2 proofreaies and correct support and video camera installment state schematic diagram for the present invention
Fig. 3 is support embodiment 1 structural representation
Fig. 4 is support embodiment 2 structural representations
The video camera fixed rack structure schematic diagram of Fig. 5 for matching with support embodiment 2
Wherein: 1 corrective lens, 2 supports, 3 video camera fixed mounts, 4 draw-in grooves, 5 fixed feet, 6 grooves, 7 video cameras, 8 optical ball covers
Embodiment
The following examples can make the professional and technical personnel more understand the present invention, and following embodiment is made amendment, and it all is possible adding and replacing, and does not all exceed protection scope of the present invention.
A kind of bearing calibration of megapixel monitoring camera, intercept spherical calotte from the optical ball cover identical with the optical ball cover that will be installed in the video camera outside, its area is greater than the visual range at video camera maximum field of view angle, place before the video camera with the optical ball cover distance identical with camera lens, the simulated optical ball cover is regulated video camera the influence of video camera, the image of adjusting camera lens is to clear, take down the correction support again, set up ball cover, can obtain ideal image.
As Fig. 2, shown in 3, a kind of adjuster of megapixel monitoring camera, it comprises corrective lens 1, support 2, described corrective lens 1 is to intercept spherical calotte from the identical optical ball cover of optical ball cover that will be installed in the video camera outside, its area is greater than the visual range at video camera maximum field of view angle, there are two and plural fixed feet in the support lower end, remainder is open space, last transverse plane has the groove of fixed correction eyeglass, corrective lens 1 is installed on the last transverse plane of support 2, when the height of support 2 is installed on the video camera fixed mount for it, the distance of corrective lens 1 and camera lens is identical with the distance of optical ball cover and camera lens, and the fixed feet 5 of support 2 is by being bolted on the video camera fixed mount 3.
The mounting means of adjuster is not what fix, has multiple mount scheme to select, and is divided into screw substantially and locks installation and buckle installation.Increased installing rack on video camera, design has the fixing hole of screw or the groove of snap fit on the installing rack, installing hole that can corresponding adjuster upper bracket or buckle is installed.
Principle of the present invention is: any one optical curvature unanimity of the optical ball cover that video camera uses, refractive index unanimity.Make the little corrective lens (this external diameter size is as the criterion just in time to cover camera field of view) of outside dimension with this curvature and refractive index, with the synthetic support of proofreading and correct of groups of holders, before it is installed in camera lens, support guarantees that eyeglass is identical to video camera centre of gyration distance with installation ball cover face from the distance of the video camera centre of gyration, the image of adjusting camera lens is to clear, take down the correction support again, set up ball cover, can obtain ideal image.
Claims (6)
1. the bearing calibration of a megapixel monitoring camera, it is characterized in that, intercept spherical calotte from the optical ball cover identical with the optical ball cover that will be installed in the video camera outside, its area is greater than the visual range at video camera maximum field of view angle, places before the video camera with the optical ball cover distance identical with camera lens, the simulated optical ball cover is to the influence of video camera, video camera is regulated, and the image of adjusting camera lens takes down the correction support again to clear, set up ball cover, can obtain ideal image.
2. the adjuster of a megapixel monitoring camera, it is characterized in that, it comprises corrective lens (1), support (2), described corrective lens (1) is the spherical calotte from the optical ball cover intercepting identical with the optical ball cover that will be installed in the video camera outside, its area is greater than the visual range at video camera maximum field of view angle, corrective lens (1) is installed on the support (2), described support (2) is installed on video camera fixed mount (3) when going up, and guarantees that the distance of the distance of corrective lens (1) and camera lens and optical ball cover and camera lens is identical.
3. the adjuster of a kind of megapixel monitoring camera according to claim 2, it is characterized in that, there are two and plural fixed feet (5) in described support (2) lower end, and remainder is open space, and last transverse plane has the groove (6) of installation corrective lens (1).
4. the adjuster of a kind of megapixel monitoring camera according to claim 2 is characterized in that, the bearing of support (2) is arranged on the described video camera fixed mount (3).
5. the adjuster of a kind of megapixel monitoring camera according to claim 2 is characterized in that, the fixed feet (5) of support (2) is passed through bolt with video camera fixed mount (3).
6. the adjuster of a kind of megapixel monitoring camera according to claim 2 is characterized in that, draw-in groove (4) is arranged on the described video camera fixed mount (3), and the fixed feet (5) of support (2) is snapped on the draw-in groove (4).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101129131A CN101710942B (en) | 2009-12-03 | 2009-12-03 | Correction method of megapixel monitoring camera |
| PCT/CN2010/073375 WO2011066737A1 (en) | 2009-12-03 | 2010-05-31 | Correction method and corrector for mega-pixel monitoring camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101129131A CN101710942B (en) | 2009-12-03 | 2009-12-03 | Correction method of megapixel monitoring camera |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101710942A true CN101710942A (en) | 2010-05-19 |
| CN101710942B CN101710942B (en) | 2011-11-23 |
Family
ID=42403701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101129131A Active CN101710942B (en) | 2009-12-03 | 2009-12-03 | Correction method of megapixel monitoring camera |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101710942B (en) |
| WO (1) | WO2011066737A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011066737A1 (en) * | 2009-12-03 | 2011-06-09 | 福州富兰机电技术开发有限公司 | Correction method and corrector for mega-pixel monitoring camera |
| CN102095055A (en) * | 2010-11-26 | 2011-06-15 | 华鹏集团有限公司 | Rotational mechanism of spherical camera |
| CN103283224A (en) * | 2010-12-30 | 2013-09-04 | 派尔高公司 | Optical compensation in surveillance domes |
| CN106657878A (en) * | 2016-10-09 | 2017-05-10 | 杭州骥跃科技有限公司 | Intelligent camera shooting monitoring device and mounting and debugging method thereof |
| US20190089879A1 (en) * | 2014-07-23 | 2019-03-21 | Canon Kabushiki Kaisha | Image pickup apparatus including mechanism for attaching and detaching transparent cover, image processing method thereof, and storage medium |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110209001B (en) * | 2019-06-04 | 2024-06-14 | 上海亦我信息技术有限公司 | Tripod for 3D modeling and camera shooting gesture recognition method |
| CN113900322A (en) * | 2021-10-18 | 2022-01-07 | 襄阳市雄狮光电科技有限公司 | Vehicle-mounted waterproof lens with good sealing performance |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100775203B1 (en) * | 2006-03-09 | 2007-11-12 | 엘지전자 주식회사 | Dome camera |
| JP4231075B2 (en) * | 2006-10-30 | 2009-02-25 | パナソニック株式会社 | Surveillance camera device |
| CN201163795Y (en) * | 2008-02-01 | 2008-12-10 | 深圳市同洲电子股份有限公司 | Three-axis semi-sphere camera |
| CN101710942B (en) * | 2009-12-03 | 2011-11-23 | 福州富兰机电技术开发有限公司 | Correction method of megapixel monitoring camera |
-
2009
- 2009-12-03 CN CN2009101129131A patent/CN101710942B/en active Active
-
2010
- 2010-05-31 WO PCT/CN2010/073375 patent/WO2011066737A1/en active Application Filing
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011066737A1 (en) * | 2009-12-03 | 2011-06-09 | 福州富兰机电技术开发有限公司 | Correction method and corrector for mega-pixel monitoring camera |
| CN102095055A (en) * | 2010-11-26 | 2011-06-15 | 华鹏集团有限公司 | Rotational mechanism of spherical camera |
| CN103283224A (en) * | 2010-12-30 | 2013-09-04 | 派尔高公司 | Optical compensation in surveillance domes |
| CN103283224B (en) * | 2010-12-30 | 2016-08-24 | 派尔高公司 | Optical compensation in monitoring quick |
| US20190089879A1 (en) * | 2014-07-23 | 2019-03-21 | Canon Kabushiki Kaisha | Image pickup apparatus including mechanism for attaching and detaching transparent cover, image processing method thereof, and storage medium |
| US10897589B2 (en) | 2014-07-23 | 2021-01-19 | Canon Kabushiki Kaisha | Image pickup apparatus including mechanism for attaching and detaching transparent cover, image processing method thereof, and storage medium |
| CN106657878A (en) * | 2016-10-09 | 2017-05-10 | 杭州骥跃科技有限公司 | Intelligent camera shooting monitoring device and mounting and debugging method thereof |
| CN106657878B (en) * | 2016-10-09 | 2019-08-09 | 上海智领网络科技有限责任公司 | A kind of intelligent camera monitoring device and its installation and debugging method |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011066737A1 (en) | 2011-06-09 |
| CN101710942B (en) | 2011-11-23 |
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| CP03 | Change of name, title or address |
Address after: The juyuanzhou Jinshan industrial standard factory district of Fuzhou City, Fujian province 350002 No. 25 Fuzhou Fujian foland Optical Co Ltd Patentee after: Fujian freidaa Optical Co Ltd Address before: 350002 Fuzhou jinjinzhou North Road, Fuzhou, Fujian Province, Jinshan North Road, No. 1 business incubator two floor Patentee before: Fuzhou Fran M & E Technology Development CO., Ltd. |
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| CP03 | Change of name, title or address |
Address after: Cangshan District of Fuzhou City, Fujian province 350018 to build a new town, Jinshan Road No. 618, juyuanzhou Industrial Park 25 Patentee after: Fujian Fulan optics Co., Ltd Address before: The juyuanzhou Jinshan industrial standard factory district of Fuzhou City, Fujian province 350002 No. 25 Fuzhou Fujian foland Optical Co Ltd Patentee before: FUJIAN FRAN OPTICS Co.,Ltd. |
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| CP03 | Change of name, title or address |