CN207148422U - A kind of lll night vision and LONG WAVE INFRARED night-vision image fusion optical system - Google Patents
A kind of lll night vision and LONG WAVE INFRARED night-vision image fusion optical system Download PDFInfo
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- CN207148422U CN207148422U CN201720830338.9U CN201720830338U CN207148422U CN 207148422 U CN207148422 U CN 207148422U CN 201720830338 U CN201720830338 U CN 201720830338U CN 207148422 U CN207148422 U CN 207148422U
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Abstract
The utility model is a kind of lll night vision and LONG WAVE INFRARED night-vision image fusion optical system, including infrared night vision module, optical axis deflection module and lll night vision module.Infrared night vision module is made up of infrared objective and Long Wave Infrared Probe；Optical axis deflection module is made up of OLED display modules and display eyepiece；Lll night vision module is made up of Weak light, gleam image intensifier and low-light eyepiece.The lll night vision and LONG WAVE INFRARED night-vision image fusion optical system can be used for hand-held night vision peephole, it can be used for helmet-type night vision peephole, its is simple in construction, reasonable in design, convenient disassembly, low-power consumption, lightness, high night vision image quality, effectively raise the man-machine efficacy and use environment of night vision peephole, alleviate user and carry burden, solve use demand under adverse circumstances well.
Description
Technical field
Technical field of optical instrument is the utility model is related to, more particularly to a kind of lll night vision and LONG WAVE INFRARED night vision image
Merge optical system.
Background technology
Low-light level night vision device and thermal infrared imager low-light (level) or it is completely black under the conditions of can extend the range of vision of observer, tool
There is the features such as strong " complete passive " imaging, disguise, night vision high sensitivity to be used widely in civil and military night vision field.By
In low-light or infrared sensor self performance feature, there is certain limitation in use.Thermal infrared imager is intake
The heat radiation images of target and background, it reflects the temperature difference of subject each several part details into image, can be in completely black condition
Lower discovery target.With " complete passive ", " round-the-clock " observation good concealment, operating distance is remote, can pass through announcement camouflage painting and obtain
Target status information is taken, target can be detected under the bad weather conditions such as wet weather, cigarette, mist, dirt, haze；Shortcoming is that spatial impression is poor,
Easily cause that image is fuzzy, resolution capability is low, scene details performance deficiency as the target and background temperature difference is small, while glass can not be found
The target at the thermal spacers such as glass and vehicle window rear.Low-light level night vision device is the low-light level night sky light, the star moon using the reflection of night target
The natural lights such as light, airglow, strengthened to be amplified to hundreds of thousands and again reach and observed, aimed at, vehicle suitable for naked eyes night
Drive etc..There is small volume, in light weight, low in energy consumption, battlefield surroundings details can be reflected under certain illumination, scene more meets
Eye-observation is accustomed to.When shortcoming is that illumination is low, target and environmental Comparison degree are relatively low, are hidden in scenery and are not easy to be found, it is impossible to
Used under the rugged environments such as wet weather, cigarette, mist, dirt, haze.Although above-mentioned infrared and lll night vision is all each to have respective spy by oneself
Point, but exclusive use also has certain shortcoming, need a kind of visualizer of synthesis.
The content of the invention
The purpose of this utility model is the advantages of combining thermal infrared imager and low-light level night vision device, there is provided a kind of by lll night vision
Image and LONG WAVE INFRARED night vision image are combined into one, and can see heat-emanating target clearly, and can display environment background profile, so as to
The image co-registration optical system that image clearly is intactly shown under conditions of not being affected by the external environment.
To achieve the above object, technical scheme is used by the utility model：
A kind of lll night vision and LONG WAVE INFRARED night-vision image fusion optical system, from front to back including infrared night vision module,
Optical axis deflects module and lll night vision module；Described infrared night vision module is made up of infrared objective and Long Wave Infrared Probe；
Described optical axis deflection module is made up of OLED display modules and display eyepiece；Described lll night vision module is by from front to back
Weak light, gleam image intensifier and low-light eyepiece composition；Wherein, the infrared objective mixes the infrared thing of athermal to roll over/spreading out
Microscope group, the display eyepiece employ the combination of refraction-reflection type eyepiece, and the Weak light is the compound lens of one group of stationary arrangement, institute
State the compound lens that low-light eyepiece is also one group of stationary arrangement.
Described infrared night vision module and lll night vision module has identical observation visual field and identical enlargement ratio.
Described infrared night vision module and the observation visual field of lll night vision module are 40 °, and enlargement ratio is 1 times.
The infrared objective by same optical axis 3 lens of stationary arrangement form, 3 lens use infrared optics
Material is made, and is followed successively by concave-convex lens, meniscus and biconvex lens from front to back, and described concave-convex lens and meniscus are equal
Convex surface is set forward.
The display eyepiece is followed successively by plano-concave lens, speculum and concave-convex lens from front to back；Wherein, plano-concave lens is flat
Face and the convex surface of concave-convex lens are facing forward, and its minute surface in 45 ° of placements, then makes recessed relative to the optical axis of plano-concave lens and concave-convex lens
There occurs 90 ° of deflections relative to the optical axis of plano-concave lens for the optical axis of convex lens.
The speculum of display eyepiece plating total reflection film in 400nm~700nm spectral regions.
The Weak light is the compound lens formed by 5 lens combinations；5 described lens are followed successively by from front to back
First concave-convex lens, the second concave-convex lens, the first meniscus, biconvex lens and the second meniscus；Wherein, first is concavo-convex saturating
The convex surface of mirror, the second concave-convex lens and the first meniscus is set forward, and the first meniscus and be spaced apart of biconvex lens have
One distance, biconvex lens and the second meniscus, which hold tightly together, forms cemented doublet, and cemented doublet concave surface uses
High-order even aspheric surface face type.
The low-light eyepiece is to form compound lens by 4 lens combinations, and described 4 lens are followed successively by from front to back
One biconcave lens, concave-convex lens, biconvex lens and the second biconcave lens；Wherein, the concave surface of concave-convex lens is set forward, first pair
A distance is separated between concavees lens, concave-convex lens and biconvex lens, biconvex lens and the second biconcave lens close adhesion exist
Cemented doublet is formed together.
The bumps of the compound lens of the low-light eyepiece and the compound lens of the Weak light and the display eyepiece are saturating
Mirror is arranged in same optical axis.
Using the beneficial effect of above-mentioned technical proposal：
Deficiency when the utility model is to solve low-light level night vision device and the exclusive use of LONG WAVE INFRARED thermal imaging system, the low-light night
Depending on lll night vision image and LONG WAVE INFRARED night vision image are combined into one with LONG WAVE INFRARED night-vision image fusion optical system, long wave
Infrared night vision module by 3 chip folding spread out mixing athermal infrared objective extraneous object image information focused on it is infrared
By OLED display modules and refraction-reflection type display eyepiece display output on detector focal plane, allow display eyepiece end output optical axis and
Lll night vision module Weak light optical axis coincidence, display eyepiece end output image information focus on image intensifying by Weak light
Image of the time of image intensifier on pole-face is focused on by 3 group of 5 chip Weak light and believed with extraneous object on time pole-face
Breath carries out optical fusion, and the picture signal after fusion amplifies the real-time display on fluorescent screen by image intensifier, and by organizing 4
The light eyepiece that declines is output to human eye and carries out Real Time Observation.Compared with prior art, the lll night vision and LONG WAVE INFRARED night vision image
Lll night vision image and LONG WAVE INFRARED night vision image are combined into one by fusion optical system, to solve low-light level night vision device and long wave
Deficiency when thermal infrared imager is used alone, improves the man-machine efficacy under severe complex environment.The utility model is simple in construction,
It is reasonable in design, convenient disassembly, low-power consumption, lightness, high night vision image quality, effectively raise the man-machine work(of night vision peephole
Effect and use environment, alleviate user and carry burden, solve use demand under adverse circumstances well.
Brief description of the drawings
Specific embodiment of the utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Marked in figure：Infrared objective 1, Long Wave Infrared Probe 2, OLED display modules 3, display eyepiece 4, Weak light 5,
Gleam image intensifier 6, low-light eyepiece 7.
Embodiment
Referring to Fig. 1, lll night vision and LONG WAVE INFRARED night-vision image fusion optical system of the present utility model, wrap from front to back
Include infrared night vision module, optical axis deflection module and lll night vision module.Infrared night vision module and lll night vision module have identical
Observation visual field (40 °) and identical enlargement ratio (1 times).Described infrared night vision module is by infrared objective 1 and LONG WAVE INFRARED
Detector 2 forms.Described optical axis deflection module is by OLED display modules (organic light-emitting diode display module) 3 and display mesh
Mirror 4 forms.Described lll night vision module is made up of Weak light 5 from front to back, gleam image intensifier 6 and low-light eyepiece 7.
Mixing athermal infrared objective group is rolled over/spread out to the infrared objective 1 is, by 3 of the stationary arrangement in same optical axis
Lens are formed, and 3 lens are made of infrared optical material, are followed successively by concave-convex lens, meniscus and biconvex from front to back
Lens, described concave-convex lens and the equal convex surface of meniscus are set forward.
The display eyepiece 4 employs the combination of refraction-reflection type eyepiece, is followed successively by plano-concave lens, speculum and bumps from front to back
Lens；The wherein plane of plano-concave lens and the convex surface of concave-convex lens is facing forward, and speculum plates in 400nm~700nm spectral regions
Total reflection film, its minute surface are placed relative to the optical axis of plano-concave lens and concave-convex lens in 45 °, then make the optical axis phase of concave-convex lens
For the optical axis of plano-concave lens, there occurs 90 ° of deflections.
The Weak light 5 is the compound lens of one group of stationary arrangement, is formed by 5 lens combinations.The compound lens
It is arranged on the concave-convex lens of the display eyepiece 4 in same optical axis.It is concavo-convex that 5 described lens are followed successively by first from front to back
Lens, the second concave-convex lens, the first meniscus, biconvex lens and the second meniscus.Wherein, the first concave-convex lens, second
The convex surface of concave-convex lens and the first meniscus is set forward, and the first meniscus and be spaced apart of biconvex lens have a distance,
Biconvex lens and the second meniscus, which hold tightly together, forms cemented doublet, and cemented doublet concave surface employs high-order idol
Secondary aspherical face type.
The compound lens of the low-light eyepiece 7 and one group of stationary arrangement, is formed by 4 lens combinations, the low-light mesh
The compound lens of the compound lens of mirror 7 and the Weak light 5 is arranged in same optical axis, and described 4 lens are from front to back
It is followed successively by the first biconcave lens, concave-convex lens, biconvex lens and the second biconcave lens；Wherein, the concave surface of concave-convex lens is set forward
Put, a distance has been separated between the first biconcave lens, concave-convex lens and biconvex lens, biconvex lens and the second biconcave lens are tight
The close composition cemented doublet that is bonded together.
So, the compound lens and the display eyepiece 4 of the compound lens of the low-light eyepiece 7 and the Weak light 5
Concave-convex lens be all disposed within same optical axis.
The lll night vision and LONG WAVE INFRARED night-vision image fusion optical system can be used for hand-held night vision peephole, can also
For helmet-type night vision peephole.
When carrying out night-time observation, allow LONG WAVE INFRARED night vision module infrared objective 1 that extraneous object image information is focused on
By OLED display modules 3 and the display output of display eyepiece 4 on Long Wave Infrared Probe 2, the output end optical axis of display eyepiece 4 and micro-
The optical axis coincidence of light object lens 5, the output image information of display eyepiece 4 focus on the time of gleam image intensifier 6 by Weak light 5
Image information of the time of gleam image intensifier 6 on pole-face is focused on by Weak light 5 and carried out with extraneous object on pole-face
Optical fusion, the picture signal after fusion is output to human eye by low-light eyepiece 7 and carries out Real Time Observation, while can amplify in fluorescence
Real-time display on screen, realizes lll night vision image and LONG WAVE INFRARED night vision image is combined into one, and can see heat-emanating target clearly,
And can display environment background profile.
Claims (9)
1. a kind of lll night vision and LONG WAVE INFRARED night-vision image fusion optical system, from front to back including infrared night vision module, light
Axle deflects module and lll night vision module；It is characterized in that：Described infrared night vision module is by infrared objective (1) and LONG WAVE INFRARED
Detector (2) forms；Described optical axis deflection module is made up of OLED display modules (3) and display eyepiece (4)；Described low-light
Night vision module is made up of Weak light (5) from front to back, gleam image intensifier (6) and low-light eyepiece (7)；Wherein, it is described red
For outer object lens (1) to roll over/spreading out mixing athermal infrared objective group, the display eyepiece (4) employs the combination of refraction-reflection type eyepiece, described
Weak light (5) is the compound lens of one group of stationary arrangement, and the combination of the low-light eyepiece (7) and one group of stationary arrangement is saturating
Mirror.
2. lll night vision according to claim 1 and LONG WAVE INFRARED night-vision image fusion optical system, it is characterised in that：Institute
The infrared night vision module and lll night vision module stated have identical observation visual field and identical enlargement ratio.
3. lll night vision according to claim 2 and LONG WAVE INFRARED night-vision image fusion optical system, it is characterised in that：Institute
The infrared night vision module and the observation visual field of lll night vision module stated are 40 °, and enlargement ratio is 1 times.
4. lll night vision according to claim 1 and LONG WAVE INFRARED night-vision image fusion optical system, it is characterised in that：Institute
State infrared objective (1) by same optical axis 3 lens of stationary arrangement form, 3 lens use infrared optical material system
Into being followed successively by concave-convex lens, meniscus and biconvex lens, described concave-convex lens and the equal convex surface court of meniscus from front to back
Preceding setting.
5. lll night vision according to claim 1 and LONG WAVE INFRARED night-vision image fusion optical system, it is characterised in that：Institute
State display eyepiece (4) and be followed successively by plano-concave lens, speculum and concave-convex lens from front to back；Wherein, the plane of plano-concave lens and recessed
The convex surface of convex lens is facing forward, and mirror mirror in 45 ° of placements, then makes bumps relative to the optical axis of plano-concave lens and concave-convex lens
There occurs 90 ° of deflections relative to the optical axis of plano-concave lens for the optical axis of lens.
6. lll night vision according to claim 5 and LONG WAVE INFRARED night-vision image fusion optical system, it is characterised in that：Institute
State the speculum of display eyepiece (4) plating total reflection film in 400nm~700nm spectral regions.
7. lll night vision according to claim 1 and LONG WAVE INFRARED night-vision image fusion optical system, it is characterised in that：Institute
It is the compound lens formed by 5 lens combinations to state Weak light (5)；It is recessed that 5 described lens are followed successively by first from front to back
Convex lens, the second concave-convex lens, the first meniscus, biconvex lens and the second meniscus；Wherein, the first concave-convex lens,
The convex surface of two concave-convex lens and the first meniscus is set forward, the first meniscus and biconvex lens it is be spaced apart have one away from
From biconvex lens and the second meniscus hold tightly together and form cemented doublet, and cemented doublet concave surface employs height
Rank even aspheric surface face type.
8. lll night vision according to claim 1 and LONG WAVE INFRARED night-vision image fusion optical system, it is characterised in that：Institute
It is to form compound lens by 4 lens combinations to state low-light eyepiece (7), and described 4 lens are followed successively by the first concave-concave from front to back
Lens, concave-convex lens, biconvex lens and the second biconcave lens；Wherein, the concave surface of concave-convex lens is set forward, and the first concave-concave is saturating
A distance is separated between mirror, concave-convex lens and biconvex lens, biconvex lens and the second biconcave lens hold tightly together
Form cemented doublet.
9. lll night vision according to claim 5 and LONG WAVE INFRARED night-vision image fusion optical system, it is characterised in that：Institute
State the compound lens of low-light eyepiece (7) and the compound lens of the Weak light (5) and the concave-convex lens of the display eyepiece (4)
It is arranged in same optical axis.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720830338.9U CN207148422U (en) | 2017-07-11 | 2017-07-11 | A kind of lll night vision and LONG WAVE INFRARED night-vision image fusion optical system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720830338.9U CN207148422U (en) | 2017-07-11 | 2017-07-11 | A kind of lll night vision and LONG WAVE INFRARED night-vision image fusion optical system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947515A (en) * | 2020-08-27 | 2020-11-17 | 湖南华南光电(集团)有限责任公司 | Fusion type common-aperture day and night universal sighting telescope |
| CN113473089A (en) * | 2021-07-08 | 2021-10-01 | 烟台艾睿光电科技有限公司 | Self-organizing fusion night vision system |
| CN114025128A (en) * | 2021-10-21 | 2022-02-08 | 昆明荣者光电科技发展有限公司 | Fusion night vision device system |
-
2017
- 2017-07-11 CN CN201720830338.9U patent/CN207148422U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947515A (en) * | 2020-08-27 | 2020-11-17 | 湖南华南光电(集团)有限责任公司 | Fusion type common-aperture day and night universal sighting telescope |
| CN113473089A (en) * | 2021-07-08 | 2021-10-01 | 烟台艾睿光电科技有限公司 | Self-organizing fusion night vision system |
| CN113473089B (en) * | 2021-07-08 | 2024-05-03 | 烟台艾睿光电科技有限公司 | Self-assembled fusion night vision system |
| CN114025128A (en) * | 2021-10-21 | 2022-02-08 | 昆明荣者光电科技发展有限公司 | Fusion night vision device system |
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