CN203455536U - Miniaturized high-resolution fog-penetrating shooting lens - Google Patents
Miniaturized high-resolution fog-penetrating shooting lens Download PDFInfo
- Publication number
- CN203455536U CN203455536U CN201320583310.1U CN201320583310U CN203455536U CN 203455536 U CN203455536 U CN 203455536U CN 201320583310 U CN201320583310 U CN 201320583310U CN 203455536 U CN203455536 U CN 203455536U
- Authority
- CN
- China
- Prior art keywords
- lens
- color filter
- group
- diaphragm
- crescent moon
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Optical Elements Other Than Lenses (AREA)
- Blocking Light For Cameras (AREA)
Abstract
The utility model relates to a miniaturized high-resolution fog-penetrating shooting lens. The optical structure of the lens, along the light incidence direction from left to right, is respectively provided with a front set A with positive focal power, a variable diaphragm assembly B, a rear set C with positive focal power and a filter conversion assembly D. The front set A is successively provided with a positive crescent moon lens A-1, a negative crescent moon lens A-2, a first gluing group hermetically bonded by a double convex lens A-3 and a double concave lens A-4, and a second gluing group hermetically bonded by a double convex lens A-5 and a double concave lens A-6; the rear set C is successively provided with a double concave lens C-1 and a double convex lens C-2. The miniaturized high-resolution fog-penetrating shooting lens not only can provide photoelectric signals for a 1/1.8'' high resolution CCD or CMOS camera in good weather and generate high definition video images with no less than three million pixels, but also can monitor long-range goals in cloudy weather such as rainy day, snowy day, mist day, etc.
Description
Technical field
The utility model relates to the optical pick-up apparatus of high definition video technology, particularly a kind of miniaturization high resolving power Penetrating Fog pick-up lens.
Background technology
Along with the continuous appearance of high resolution CCD, cmos image sensor, photo electric video frequency monitoring has entered the high definition epoch.Because visible light wavelength X is less, the high-definition camera camera lens of existing conventional remote monitoring is at complicated weather, particularly under the haze weather conditions such as rain, snow, mist, incident ray sees through ability to be reduced, cause picture contrast, sharpness to decline, shorten monitoring distance, had a strong impact on the monitoring capability of system.
Utility model content
The problem that the utility model exists for above-mentioned prior art makes improvements, and the technical problems to be solved in the utility model is to provide a kind of miniaturization high resolving power Penetrating Fog pick-up lens.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: a kind of miniaturization high resolving power Penetrating Fog pick-up lens, in the optical texture of described camera lens along light from left to right incident direction to be respectively equipped with focal power be front group of positive A, iris assembly B, focal power is positive rear group of C and color filter transition components D, described front group of A is provided with positive crescent moon lens A-1 successively, negative crescent moon lens A-2, the first gummed group of being connected airtight by biconvex lens A-3 and biconcave lens A-4 and the second gummed group of being connected airtight by biconvex lens A-5 and biconcave lens A-6, described rear group of C is provided with biconcave lens C-1 and biconvex lens C-2 successively.
In further technical scheme, the airspace between described front group of A and rear group of C is 90.3mm.
In further technical scheme, airspace between positive crescent moon lens A-1 in described front group of A and negative crescent moon lens A-2 is 0.2mm, airspace between described negative crescent moon lens A-2 and the first gummed group is 1.5mm, and the airspace between described the first gummed group and the second gummed group is 0.2mm.
In further technical scheme, the biconcave lens C-1 in described rear group of C and the airspace between biconvex lens C-2 are 17.1mm.
In further technical scheme, described iris assembly B comprises diaphragm sheet, diaphragm rotating ring and aperture setting ring, one end of described diaphragm sheet is provided with the fixing pin in the hole that is inserted in lens barrel, the other end of described diaphragm sheet is provided with movable pin mobile in the groove of diaphragm rotating ring, and described aperture setting ring drives diaphragm rotating ring by dialling nail.
In further technical scheme, described diaphragm sheet is two circular arc diaphragm sheets, and its intrinsic curvature radius R 1 is 15.5mm, and outer curvature radius R2 is 20.8mm.
In further technical scheme, described color filter transition components D comprises motor, driving wheel, transition wheel, color filter and color filter rotating disk, described driving wheel is arranged on motor shaft, described driving wheel is meshed with transition wheel, described transition wheel is meshed with color filter rotating disk, described color filter is arranged on color filter rotating disk, and described color filter rotating disk is arranged on lens barrel.
Compared with prior art, the utlity model has following beneficial effect: this miniaturization high resolving power Penetrating Fog pick-up lens can be 1/1.8 under the environment of good weather " high resolution CCD or cmos camera provide photosignal, produce the high clear video image that is not less than 3,000,000 pixels; By the micromotor arranging in light path, drive visible ray-near infrared filter switching mechanism of controlling, cooperation can respond the high-resolution camera of near infrared spectrum, realization is the monitoring to distant object under the weather condition of the hazes such as rainy day, snow sky, mist, has effectively improved monitoring capability.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural drawing of optical system.
Fig. 2 is the structural drawing of two circular arc diaphragm sheets.
Fig. 3 is the structural drawing of iris assembly.
Fig. 4 is the structural drawing of color filter transition components.
In figure: 1-lens barrel, 2-diaphragm sheet, 3-diaphragm rotating ring, 4-aperture setting ring, 5-fixing pin, the movable pin of 6-, 7-dials nail, 8-motor, 9-driving wheel, 10-transition wheel, 11-color filter, 12-color filter rotating disk; Group before A-, the positive crescent moon lens of A-1-, A-2-bears crescent moon lens, A-3-biconvex lens, A-4-biconcave lens, A-5-biconvex lens, A-6-biconcave lens, B-iris assembly, group after C-, C-1-biconcave lens, C-2-biconvex lens, D-color filter transition components.
Embodiment
As shown in Figure 1, a kind of miniaturization high resolving power Penetrating Fog pick-up lens, in the optical texture of described camera lens along light from left to right incident direction to be respectively equipped with focal power be that positive front group of A, iris assembly B, focal power is positive rear group of C and color filter transition components D, the second gummed group that described front group of A is provided with successively positive crescent moon lens A-1, negative crescent moon lens A-2, the first gummed group of being connected airtight by biconvex lens A-3 and biconcave lens A-4 and connected airtight by biconvex lens A-5 and biconcave lens A-6, described rear group of C is provided with biconcave lens C-1 and biconvex lens C-2 successively.
In the present embodiment, the airspace between described front group of A and rear group of C is 90.3mm; Airspace between positive crescent moon lens A-1 in described front group of A and negative crescent moon lens A-2 is 0.2mm, airspace between described negative crescent moon lens A-2 and the first gummed group is 1.5mm, and the airspace between described the first gummed group and the second gummed group is 0.2mm; Biconcave lens C-1 in described rear group of C and the airspace between biconvex lens C-2 are 17.1mm.
In the present embodiment, the optical texture of this pick-up lens has reached following optical index: (1) focal length: f '=250mm; (2) field angle: 2 ω=2.06; (3) F number: 3.6～360; (4) resolution: α <3.65 "; (5) service band: 400～950nm; (6) optical length: Σ L≤187mm; (7) weight: <1.2kg.
In the present embodiment, as shown in Fig. 2 ~ 3, described iris assembly B comprises diaphragm sheet 2, diaphragm rotating ring 3 and aperture setting ring 4, described diaphragm sheet 2 is two circular arc diaphragm sheets, one end riveting of described diaphragm sheet 2 has the fixing pin 5 in the hole that is inserted in lens barrel 1, the other end of described diaphragm sheet 2 has movable pin 6 mobile in the groove of diaphragm rotating ring 3 in the riveting of the back side of fixing pin 5, and described aperture setting ring 4 drives diaphragm rotating ring 3 by dialling nail 7; When rotating aperture setting ring 4, by dialling nail 7, diaphragm rotating ring 3 is rotated, and then promote the movable pin 6 on diaphragm sheet 2,2 of diaphragm sheets be take fixing pin 5 as a spot wobble, aperture, along with aperture setting ring 4 rotates and changes diameter, is realized the conversion of diaphragm size.In order to meet complete machine miniaturization requirement, when the design of iris assembly B, the outer curvature radius R2 of two circular arc diaphragm sheets is arranged littlely, its intrinsic curvature radius R 1 is 15.5mm, outer curvature radius R2 is 20.8mm, the quantity of diaphragm sheet 2 is increased to 16 simultaneously.
In the present embodiment, due to remote monitor and robotization demand for control, so color filter conversion must be arranged to motor drive mechanism.As shown in Figure 4, described color filter transition components D comprises motor 8, driving wheel 9, transition wheel 10, color filter 11 and color filter rotating disk, described driving wheel 9 is fixedly mounted on motor shaft, described driving wheel 9 and transition wheel 10 are connected with a joggle by gear pair, described transition wheel 10 and color filter rotating disk 12 are connected with a joggle by gear pair, described color filter 11 is fixedly mounted on color filter rotating disk 12, and described color filter rotating disk 12 is arranged on lens barrel 1; The driving wheel 9 that rotarily drives of motor 8 rotates, and the transition wheel 10 that rotarily drives of driving wheel 9 rotates, and transition wheel 10 rotarily drives 12 rotations of color filter rotating disk, thereby the handoff functionality of color filter 11 has the advantages such as quick, flexible, backlash is little, structural member is few.
The foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (7)
1. a miniaturization high resolving power Penetrating Fog pick-up lens, it is characterized in that: in the optical texture of described camera lens along light from left to right incident direction to be respectively equipped with focal power be front group positive (A), iris assembly (B), focal power is positive rear group (C) and color filter transition components (D), described front group (A) is provided with positive crescent moon lens (A-1) successively, negative crescent moon lens (A-2), the first gummed group of being connected airtight by biconvex lens (A-3) and biconcave lens (A-4) and the second gummed group of being connected airtight by biconvex lens (A-5) and biconcave lens (A-6), described rear group (C) is provided with biconcave lens (C-1) and biconvex lens (C-2) successively.
2. miniaturization high resolving power Penetrating Fog pick-up lens according to claim 1, is characterized in that: the airspace between described front group (A) and rear group (C) is 90.3mm.
3. miniaturization high resolving power Penetrating Fog pick-up lens according to claim 1 and 2, it is characterized in that: the positive crescent moon lens (A-1) in described front group (A) and the airspace between negative crescent moon lens (A-2) are 0.2mm, airspace between described negative crescent moon lens (A-2) and the first gummed group is 1.5mm, and the airspace between described the first gummed group and the second gummed group is 0.2mm.
4. miniaturization high resolving power Penetrating Fog pick-up lens according to claim 1 and 2, is characterized in that: the biconcave lens (C-1) in described rear group (C) and the airspace between biconvex lens (C-2) are 17.1mm.
5. miniaturization high resolving power Penetrating Fog pick-up lens according to claim 1, it is characterized in that: described iris assembly (B) comprises diaphragm sheet, diaphragm rotating ring and aperture setting ring, one end of described diaphragm sheet is provided with the fixing pin in the hole that is inserted in lens barrel, the other end of described diaphragm sheet is provided with movable pin mobile in the groove of diaphragm rotating ring, and described aperture setting ring drives diaphragm rotating ring by dialling nail.
6. miniaturization high resolving power Penetrating Fog pick-up lens according to claim 5, is characterized in that: described diaphragm sheet is two circular arc diaphragm sheets, and its intrinsic curvature radius R 1 is 15.5mm, and outer curvature radius R2 is 20.8mm.
7. miniaturization high resolving power Penetrating Fog pick-up lens according to claim 1, it is characterized in that: described color filter transition components (D) comprises motor, driving wheel, transition wheel, color filter and color filter rotating disk, described driving wheel is arranged on motor shaft, described driving wheel is meshed with transition wheel, described transition wheel is meshed with color filter rotating disk, described color filter is arranged on color filter rotating disk, and described color filter rotating disk is arranged on lens barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320583310.1U CN203455536U (en) | 2013-09-22 | 2013-09-22 | Miniaturized high-resolution fog-penetrating shooting lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320583310.1U CN203455536U (en) | 2013-09-22 | 2013-09-22 | Miniaturized high-resolution fog-penetrating shooting lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203455536U true CN203455536U (en) | 2014-02-26 |
Family
ID=50135400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320583310.1U Expired - Fee Related CN203455536U (en) | 2013-09-22 | 2013-09-22 | Miniaturized high-resolution fog-penetrating shooting lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203455536U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472571A (en) * | 2013-09-22 | 2013-12-25 | 福建福光数码科技有限公司 | Miniaturized high-resolution fog-penetration camera lens |
| WO2020063190A1 (en) * | 2018-09-25 | 2020-04-02 | 宁波舜宇光电信息有限公司 | Optical lens, camera module and assembling method |
-
2013
- 2013-09-22 CN CN201320583310.1U patent/CN203455536U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103472571A (en) * | 2013-09-22 | 2013-12-25 | 福建福光数码科技有限公司 | Miniaturized high-resolution fog-penetration camera lens |
| CN103472571B (en) * | 2013-09-22 | 2016-01-20 | 福建福光股份有限公司 | Miniaturization high resolving power Penetrating Fog pick-up lens |
| WO2020063190A1 (en) * | 2018-09-25 | 2020-04-02 | 宁波舜宇光电信息有限公司 | Optical lens, camera module and assembling method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101930114B (en) | Varifocal pick-up lens with high resolution and strong fog penetrating function | |
| CN105044885A (en) | Optical imaging system for vehicle monitoring | |
| CN201820029U (en) | High-resolution zoom camera lens with strong fog penetration function | |
| CN109061840B (en) | Low-distortion wide-spectrum high-definition wide-angle aerial photographing monitoring lens and imaging method thereof | |
| CN102890337B (en) | Varifocal pick-up lens with high zoom ratio, high resolution rate and strong fog penetration function | |
| CN203455536U (en) | Miniaturized high-resolution fog-penetrating shooting lens | |
| CN105044889B (en) | High-resolution zoom with strong fog penetrating function is away from pick-up lens and its control method | |
| CN108319006A (en) | Compact high magnification high definition continuous zooming optical system | |
| CN104199174A (en) | Day and night confocal high-definition lens with large target area | |
| CN103809268A (en) | High-light-flux automatic aperture fixed-focus lens | |
| CN103472571B (en) | Miniaturization high resolving power Penetrating Fog pick-up lens | |
| CN109061983B (en) | Visible light lens with four-gear energy adjusting function and working method thereof | |
| CN205027963U (en) | Miniaturized high definition is passed through fog and is zoomed camera lens | |
| CN204256245U (en) | Optical system | |
| CN103076668A (en) | High-resolution, high-illumination and economical optical system shared day and night | |
| CN202837664U (en) | Zoom camera lens with high optical zoom ratio, high resolution and strong fog penetrating function | |
| CN102902045B (en) | Pick-up lens for high-resolution single group movement industry | |
| CN202615028U (en) | Dual-waveband lens group structure | |
| CN205691847U (en) | Compact Penetrating Fog HDTV varifocal optical system and camera lens | |
| CN208044179U (en) | Compact high magnification high definition continuous zooming optical system | |
| CN107884911A (en) | A kind of big target surface low-light level imaging camera lens of large aperture | |
| CN204903849U (en) | Compact high resolution varifocal camera lens with strong fog function of passing through | |
| CN203870315U (en) | Automatic aperture prime lens with high light flux | |
| CN202177734U (en) | Day and night mini camera lens having super wide angle and high resolution | |
| CN202615025U (en) | Dual-waveband high-resolution optical zoom lens |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: FUJIAN FORECAM CO., LTD. Free format text: FORMER NAME: FUJIAN FORECAM DIGITAL TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 158 No. 350015 Fujian province Fuzhou Mawei District Jiangbin East Avenue Patentee after: FUJIAN FORECAM CO., LTD. Address before: 158 No. 350015 Fujian province Fuzhou Mawei District Jiangbin East Avenue Patentee before: Fujian Forecam Optics Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20160922 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |