CN206698345U - laser night-vision device - Google Patents
laser night-vision device Download PDFInfo
- Publication number
- CN206698345U CN206698345U CN201720376870.8U CN201720376870U CN206698345U CN 206698345 U CN206698345 U CN 206698345U CN 201720376870 U CN201720376870 U CN 201720376870U CN 206698345 U CN206698345 U CN 206698345U
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- China
- Prior art keywords
- lens
- laser
- body portion
- imaging
- cover body
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- 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
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Abstract
The utility model discloses a kind of laser night-vision device, including shield, and imaging camera machine and laser illuminator are provided with shield, and imaging lens are provided with front of imaging camera machine, and the front of laser illuminator is provided with laser beam expanding border head；Optical fiber cone is provided between imaging camera machine and imaging lens so that optical energy density changes, and reduces the power of night vision device, and raising uses popularization；In addition, shield is provided with cover body portion and the bonnet positioned at cover body portion rear, cover body portion is provided with multiple reinforcements, improves the intensity of shield；The front in cover body portion is provided with the rain cover for being provided with above the circular hole for appearing imaging lens and tilting down setting, reaches the effect for preventing rain damage imaging lens and laser beam expanding border head；Imaging lens set multiple different lens simultaneously, reach the effect for improving image quality.
Description
Technical field
Night vision device technical field is the utility model is related to, particularly relates to a kind of laser night-vision device.
Background technology
In existing protection and monitor field, the principle of infrared laser night vision device is to coordinate to lead using day and night type video camera
Dynamic infrared laser illumination imaging, under to a certain degree, the power of infrared laser is bigger, and irradiation distance is also bigger, Neng Goushi
Existing night vision monitoring distance is also bigger, therefore, in order to realize remote night monitoring, it is desirable to infrared laser
Power must be sufficiently high.
And for the inconvenient monitors environment of power supply, such as no cable such as mountain top, field but need that laser night vision is installed
The place of instrument, generally require to use solar energy or powered by wind energy, limited by natural environment it is larger, and in order to ensure a whole set of monitoring
The normal work of system, on the premise of laser night-vision device quality monitoring is ensured, the power for reducing laser night-vision device is clearly most
Effectively most basic method, now common laser night-vision device obviously can not meet needs.
Therefore, it is necessary to a kind of new laser night-vision device is designed, to solve above-mentioned technical problem.
Utility model content
For problem present in background technology, the purpose of this utility model is to provide a kind of laser night-vision device, is ensureing
On the basis of quality monitoring, the power of laser night-vision device is reduced.
What the technical solution of the utility model was realized in：A kind of laser night-vision device, including shield, set in the shield
Imaging camera machine and laser illuminator are equipped with, imaging lens, the imaging camera machine are provided with front of the imaging camera machine
Optical fiber cone is provided between imaging lens, the front of the laser illuminator is provided with laser beam expanding border head；Wherein, the shield
Cover body portion and the bonnet positioned at cover body portion rear are covered with, the cover body portion is provided with multiple reinforcements, the cover body portion
Front be provided with and appear the circular hole of imaging lens and laser beam expanding border head, the top of the circular hole, which is provided with, tilts down the anti-of setting
Canopy；The imaging lens are provided with aperture, the first lens with positive refractive power and the 3rd lens, second with negative refractive power
Lens and the 4th lens, first lens are convex surface towards the side of object, and the side of the second lens towards the object is
One plane, second lens are aspherical towards the side of imaging；3rd lens towards the side of object be falcate
Concave surface；4th lens towards the side of object be convex surface；First lens, the second lens, the 3rd lens and the 4th are saturating
The Abbe number of mirror is between 40 to 50.
In the above-mentioned technical solutions, the imaging camera machine is provided with adjustable focus IR optics.
In the above-mentioned technical solutions, the amplification ratio of the optical fiber cone is 3:1.
In the above-mentioned technical solutions, the lateral surface in the cover body portion is provided with reflective insulation coating.
In the above-mentioned technical solutions, covered after described provided with wire hole.
The utility model laser night-vision device, including shield, imaging camera machine and laser illuminator are provided with shield, be imaged
Be provided with imaging lens in front of video camera, the front of the laser illuminator is provided with laser beam expanding border head, imaging camera machine with
Optical fiber cone is provided between imaging lens so that optical energy density changes, and reduces the power of night vision device, improves using general
And property；In addition, shield is provided with cover body portion and the bonnet positioned at cover body portion rear, cover body portion is provided with multiple reinforcements, carried
The intensity of high shield；The front in cover body portion is provided with the rain cover for being provided with above the circular hole for appearing imaging lens and tilting down setting,
Reaching prevents the effect of rain damage imaging lens and laser beam expanding border head；Imaging lens set multiple different lens simultaneously,
Improve image quality.
Brief description of the drawings
Fig. 1 is the utility model laser night-vision device structural representation；
Fig. 2 is imaging lens structural representation in Fig. 1.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole realities
Apply example.Based on the embodiment in the utility model, those of ordinary skill in the art institute under the premise of creative work is not made
The every other embodiment obtained, belong to the scope of the utility model protection.
As shown in figure 1, a kind of laser night-vision device described in the utility model, including shield 1, imaging is provided with shield 1
Video camera 2 and laser illuminator 3, the front of imaging camera machine 2 are provided with imaging lens 4, and the front of the laser illuminator 3 is set
There is laser beam expanding border first 30.
Optical fiber cone 5 is provided between imaging camera machine 2 and imaging lens 4 so that optical energy density changes, and reduces
The power of night vision device, raising use popularization；And the imaging camera machine 2 is provided with adjustable focus IR optics 20, the optical fiber
The amplification ratio of light cone is 3:1.
Wherein, shield 1 is provided with cover body portion 10 and the bonnet 11 positioned at the rear of cover body portion 10, is set in the cover body portion 10
There are multiple reinforcements 12, to improve the intensity of shield 1 and using persistence.The front 10 in cover body portion, which is provided with, appears imaging lens 4
With the circular hole 13 in laser beam expanding border first 30, and the top of circular hole 13 is provided with and tilts down the rain cover 6 of setting, can prevent in rain
It when the laser beam expanding border first 30 of rain damage imaging lens 4, further, the lateral surface in cover body portion 10 is provided with reflective insulation coating
14, in this way, usage time can be effectively improved and save cost.In addition, bonnet 11 is provided with wire hole 15.
As shown in Fig. 2 imaging lens 4 are provided with aperture 40, first lens 41 with positive refractive power and the 3rd lens 43, tool
Have the second lens 42 and the 4th lens 44 of negative refractive power, first lens 41 towards the side of object be convex surface, described
Two lens 42 towards the side of object be a plane, and the second lens 42 towards the side of imaging to be aspherical；Described 3rd is saturating
Minute surface 43 to the side of object be falcate concave surface；4th lens 44 towards the side of object be convex surface；Described first is saturating
Mirror, the second lens, the Abbe number of the 3rd lens and the 4th lens are between 40 to 50.The imaging lens 4 of such structure, are improved
Image quality.
The utility model laser night-vision device, including shield 1, imaging camera machine 2 and laser illuminator 3 are provided with shield 1,
The front of imaging camera machine 2 is provided with imaging lens 4, and optical fiber cone 5 is provided between imaging camera machine 2 and imaging lens 4, is made
Obtain optical energy density to change, reduce the power of night vision device, raising uses popularization；In addition, shield 1 is provided with the He of cover body portion 10
Bonnet 11 positioned at the rear of cover body portion 10, cover body portion 10 are provided with multiple reinforcements 12, improve the intensity of shield 1；Cover body
The front in portion 10 is provided with the top of circular hole 13 for appearing imaging lens 4 provided with the rain cover 6 for tilting down setting, and reaching prevents rainwater
Damage the effect in imaging lens 4 and laser beam expanding border first 30；Imaging lens 4 set multiple different lens simultaneously, reach raising
The purpose of image quality.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (5)
- A kind of 1. laser night-vision device, it is characterised in that：Including shield, imaging camera machine and laser lighting are provided with the shield Device, imaging lens are provided with front of the imaging camera machine, optical fiber is provided between the imaging camera machine and imaging lens Light cone, the front of the laser illuminator are provided with laser beam expanding border head；Wherein, the shield is provided with cover body portion and positioned at the cover The bonnet at body portion rear, the cover body portion are provided with multiple reinforcements, the front in the cover body portion be provided with appear imaging lens and The circular hole of laser beam expanding border head, the top of the circular hole are provided with the rain cover for tilting down setting；The imaging lens are provided with light Circle, the first lens with positive refractive power and the 3rd lens, the second lens and the 4th lens with negative refractive power, described first Lens towards the side of object be convex surface, second lens towards the side of object be a plane, second lens towards The side of imaging is aspherical；3rd lens towards the side of object be falcate concave surface；4th lens are towards thing The side of body is convex surface；First lens, the second lens, the 3rd lens and the 4th lens Abbe number between 40 to 50 it Between.
- 2. laser night-vision device according to claim 1, it is characterised in that：The imaging camera machine is provided with adjustable focus IR optics Device.
- 3. laser night-vision device according to claim 1, it is characterised in that：The amplification ratio of the optical fiber cone is 3:1.
- 4. laser night-vision device according to claim 1, it is characterised in that：The lateral surface in the cover body portion is provided with reflective insulation Coating.
- 5. laser night-vision device according to claim 1, it is characterised in that：Covered after described provided with wire hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720376870.8U CN206698345U (en) | 2017-04-12 | 2017-04-12 | laser night-vision device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720376870.8U CN206698345U (en) | 2017-04-12 | 2017-04-12 | laser night-vision device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206698345U true CN206698345U (en) | 2017-12-01 |
Family
ID=60442167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720376870.8U Expired - Fee Related CN206698345U (en) | 2017-04-12 | 2017-04-12 | laser night-vision device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206698345U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108632516A (en) * | 2018-07-06 | 2018-10-09 | 北京捷威思特科技有限公司 | A kind of downhole optic fiber imaging camera machine |
-
2017
- 2017-04-12 CN CN201720376870.8U patent/CN206698345U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108632516A (en) * | 2018-07-06 | 2018-10-09 | 北京捷威思特科技有限公司 | A kind of downhole optic fiber imaging camera machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171201 Termination date: 20190412 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |