CN105242261A - Panoramic target positioning system with three conical reflectors - Google Patents
Panoramic target positioning system with three conical reflectors Download PDFInfo
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- CN105242261A CN105242261A CN201510570113.XA CN201510570113A CN105242261A CN 105242261 A CN105242261 A CN 105242261A CN 201510570113 A CN201510570113 A CN 201510570113A CN 105242261 A CN105242261 A CN 105242261A
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- catoptron
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
- G01S13/06—Systems determining position data of a target
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a panoramic target positioning system with three reflectors, which belongs to the technical field of photoelectric instruments and is particularly applicable to large-visual field and wide-spectrum band remote target positioning. According to the system, a reflector group composed of three conical reflectors is adopted, positioning of a target in a large visual field angle (360DEG in the horizontal direction and -1DEG to 25DEG in the vertical direction) is realized, and no scanning device is needed; and wide-spectrum band detection from a visible light wave band to a near infrared wave band can be realized, multiple imaging systems are not needed, and complexity and the size of the system are greatly reduced. The system has a large visual field angle, has no scanning system, is applicable to the visible light wave band to the near infrared wave band, can realize target detection and positioning, and has wide application prospects.
Description
Technical field
The invention belongs to technical field of photoelectric instruments, relate to a kind of panorama object locating system containing three conical reflectors, be specially adapted to the distant object location of Large visual angle, wide spectrum.
Background
In dual-use many fields, for target detection and location all have a very important role, wish the positional information that can obtain target within the scope of Large visual angle, wide spectrum quickly and accurately, system also wishes to simplify as far as possible.
The prior art the most close with the present invention is patent CN201310066822.5, and this system have employed three panorama imagers for realizing multispectral section of detection, bulky, cannot realize the integrated of system.
For realizing above-mentioned target, devise a kind of the panorama target localization and the energy detection system that contain three conical reflectors, large (the horizontal direction 360 ° of this system field angle, vertical direction-1 ° ~ 25 °), no-raster system, owing to adopting reflect system, be applicable to multiband detection, investigative range covering visible light is to near-infrared band.
Summary of the invention
The present invention is to solve the target localization problem in horizontal direction panoramic range, and simplifies system complexity as far as possible, the special panorama object locating system proposed containing three conical reflectors.
The present invention is achieved through the following technical solutions.
The panorama object locating system containing three conical reflectors of the present invention comprises: catoptron group (1), sphere relay lens group (2), detector target surface (3).Above each optical element press successively light the direction of propagation order arrangement, the light wave of infinite distance objective emission by entering detector target surface (3) after optical system, according to facula position determination orientation.
Wherein, catoptron group (1) is made up of three coaxial conical reflectors, catoptron (a), catoptron (b), catoptron (c) are each made of aluminum, surface is coated with and increases anti-film, and the light in horizontal direction 360 °, vertical direction-1 ° ~ 25 ° field angle is introduced follow-up orientation detection system by whole catoptron group.Aforementioned light collection on detector target surface (3), is formed hot spot by sphere relay lens group (2).
Specific design method of the present invention is as follows:
1, for realizing the target detection of Large visual angle panorama and location, adopt three conical reflector composition catoptron groups, without the need to scanning system, can realize the detecting and locating of Large visual angle, wherein horizontal field of view reaches 360 °, and vertical field of view reaches-1 ° ~ 25 °;
2, for realizing broadband target detection and location, adopting three conical reflector composition catoptrons to rent, achieving the target detection of covering visible light to near-infrared band;
2, be that devise the sphere relay lens group (2) be made up of 6 optical lenses, each lens surface is sphere by light collection on detector, structure is simple, is convenient to processing and detects.
Pass through more design method, the panorama object locating system containing three conical reflectors of the present invention achieves the target localization in horizontal direction 360 °, ° visual field, vertical direction-1 ° ~ 25, system architecture is compact, and not containing visual field scanning structure, greatly reduces system complexity and volume.
Principle of work of the present invention: the light wave of infinite distance objective emission, catoptron (c) is arrived after catoptron (a) and catoptron (b) reflection, reflect through catoptron (c) again, converge on visible-light detector target surface (3) by sphere relay lens group (2), can target azimuth be calculated according to the position of hot spot on detector target surface (3).
Beneficial effect
The present invention has following significant advantage: present invention employs three conical reflector groups, to be turned back expansion field angle by light path, finally achieve the investigative range of horizontal direction 360 °, vertical direction-1 ° ~ 25 °, without the need to scanister, reduce the complexity of system; Owing to have employed 3 conical reflectors, visible ray all can be detected and location by realize target to near-infrared band; Can by light collection on detector target surface (3) by sphere relay lens group (2), lens combination face type is simple, is convenient to processing and detects.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is that the light after different field rays enters system moves towards schematic diagram;
Fig. 3 is the structural representation of prior art;
In figure, 1-catoptron group, 2-sphere relay lens group, 3-detector target surface.
Embodiment
Below in conjunction with drawings and Examples, the present invention will be further described.
As shown in Figure 1, the present invention is mainly used in the location to target to embodiment, can be widely used in the fields such as modern investigation, alarm.
As shown in Figure 1, the panorama object locating system containing three conical reflectors of the present invention comprises: catoptron group (1), sphere relay lens group (2), detector target surface (3).Each optical element presses the arrangement of light transmition order successively above.
In embodiment, the light wave that infinite distance target sends enters sphere relay lens system (2) through catoptron group (1), and converge on detector target surface (3), form hot spot, the orientation of target can be calculated according to the difference of facula position.
In embodiment, catoptron group (1) is made up of three coaxial conical reflectors, catoptron (a), catoptron (b), catoptron (c) are each made of aluminum, surface is coated with and increases anti-film, and the visible ray in horizontal direction 360 °, vertical direction-1 ° ~ 25 ° field angle is introduced in follow-up orientation detection system to the light of near-infrared band by whole catoptron group; Sphere relay lens group (2) is made up of 6 spherical lenses, by light collection on detector target surface (3).
In embodiment, the design parameter of each element is as shown in table 1.
In embodiment, have employed the catoptron group and sphere relay lens group with three catoptrons, each mirror surface is all coated with and increases anti-film, mainly contains following advantage:
1, to be turned back expansion field angle by light path, finally achieve the investigative range of horizontal direction 360 °, vertical direction-1 ° ~ 25 °, without the need to scanister;
2, conical reflector group achieves the investigative range of covering visible light to near-infrared band, greatly reduces the complexity of system;
3, by spherical optical lens group (2) by light collection on detector target surface (3), each lens surface is sphere, and face type is simple, is easy to processing and detects;
Table 1 (unit: mm)
Claims (3)
1. the panorama object locating system containing three conical reflectors, is characterized in that: comprise catoptron group (1), sphere relay lens group (2), detector target surface (3).Each optical element presses the from left to right order arrangement of light trend above, the light wave of infinite distance objective emission by after optical system by detector target surface (3) directional bearing.
2. the panorama object locating system containing three conical reflectors according to claim 1, it is characterized in that: catoptron group (1) is made up of three coaxial conical reflectors, catoptron (a), catoptron (b), catoptron (c) is each made of aluminum, surface is coated with and increases anti-film, whole catoptron group is by horizontal direction 360 °, visible ray in ° field angle of vertical direction-1 ° ~ 25 introduces follow-up orientation detection system to the light of near-infrared band, converge on detector target surface (3) by sphere relay lens group (2), difference according to facula position can calculate target azimuth.
3. the panorama object locating system containing three conical reflectors according to claim 1, its feature is as follows in the method for designing of this system:
1) for realizing the target detection of Large visual angle panorama and location, adopt three conical reflector composition catoptron groups, without the need to scanning system, can realize the detecting and locating of Large visual angle, wherein horizontal field of view reaches 360 °, and vertical field of view reaches-1 ° ~ 25 °;
2) for realizing wide spectrum detection, adopt three conical reflector composition catoptron groups, without the need to multiple imaging system, investigative range covering visible light is to near-infrared band;
2) be that devise the sphere relay lens group (2) be made up of 6 optical lenses, each lens surface is sphere by light collection on detector, structure is simple, is convenient to processing and detects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510570113.XA CN105242261A (en) | 2015-09-09 | 2015-09-09 | Panoramic target positioning system with three conical reflectors |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510570113.XA CN105242261A (en) | 2015-09-09 | 2015-09-09 | Panoramic target positioning system with three conical reflectors |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510570113.XA Pending CN105242261A (en) | 2015-09-09 | 2015-09-09 | Panoramic target positioning system with three conical reflectors |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1352754A (en) * | 1999-01-04 | 2002-06-05 | 塞克维森技术公司 | Panoramic imaging apparatus |
| US20050219114A1 (en) * | 2004-03-31 | 2005-10-06 | Honda Motor Co., Ltd. | Target object detection system |
| CN101957552A (en) * | 2010-02-10 | 2011-01-26 | 中国人民解放军国防科学技术大学 | Complementary structure refraction and reflection omnidirectional imaging device and super-resolution cylindrical surface panoramic space construction method based on same |
| CN104567818A (en) * | 2014-12-31 | 2015-04-29 | 浙江工业大学 | Portable all-weather active panoramic vision sensor |
-
2015
- 2015-09-09 CN CN201510570113.XA patent/CN105242261A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1352754A (en) * | 1999-01-04 | 2002-06-05 | 塞克维森技术公司 | Panoramic imaging apparatus |
| US20050219114A1 (en) * | 2004-03-31 | 2005-10-06 | Honda Motor Co., Ltd. | Target object detection system |
| CN101957552A (en) * | 2010-02-10 | 2011-01-26 | 中国人民解放军国防科学技术大学 | Complementary structure refraction and reflection omnidirectional imaging device and super-resolution cylindrical surface panoramic space construction method based on same |
| CN104567818A (en) * | 2014-12-31 | 2015-04-29 | 浙江工业大学 | Portable all-weather active panoramic vision sensor |
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Application publication date: 20160113 |