CN209560084U - A kind of strapdown laser half actively guides shot detection system - Google Patents
A kind of strapdown laser half actively guides shot detection system Download PDFInfo
- Publication number
- CN209560084U CN209560084U CN201920129235.9U CN201920129235U CN209560084U CN 209560084 U CN209560084 U CN 209560084U CN 201920129235 U CN201920129235 U CN 201920129235U CN 209560084 U CN209560084 U CN 209560084U
- Authority
- CN
- China
- Prior art keywords
- lens
- detector
- lens barrel
- detection system
- pressing ring
- 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.)
- Active
Links
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
The utility model discloses a kind of strapdown laser half actively to guide shot detection system, including lens barrel and the optical system being set to inside lens barrel, the optical system includes optical filter, lens A, the lens B, 4 quadrant detector set gradually along light input to output direction, the lens A is spherical mirror, lens B is aspherical mirror, and the air distance between lens A and lens B is 4.8mm.The utility model is easy to implement, and device adjustment is simple, and 4 quadrant detector exports electric signal and stablizes.
Description
Technical field
The utility model belongs to electronic information technical field, is related to laser acquisition fields, and in particular to a kind of strapdown laser
Half actively guides shot detection system.
Background technique
Three kinds of aiming means: semi-active laser guidance, laser active quidance and laser-beam riding are mainly taken in laser guidance
Guidance.Semi-active laser guidance is developed earliest in laser guidance system, and technology is most mature, a kind of wider guidance side of application
Formula.Its course of work is that specified target is irradiated using independent laser irradiation device, receives objective emission by target seeker on bullet
Laser echo signal receives optical signal by 4 quadrant detector, is being guided after signal processing system.Currently, in state
Interior based on the laser guidance system of Quadrant Detector System, there are adjustment complexity, and include 3 or more eyeglasses in body tube, if
Meter is complicated, therefore a eyeglass of research and development is few, and the simple laser guidance optical system of adjustment is following developing direction.
Utility model content
The utility model provides a kind of strapdown laser half and actively guides shot detection system, in the prior art to solve
Problem, the utility model use 2 eyeglasses (a piece of aspherical and a piece of spherical surface), and easy to implement, device adjustment is simple, four-quadrant
Detector exports electric signal and stablizes.
In order to achieve the above objectives, the utility model adopts the following technical solution:
A kind of strapdown laser half actively guides shot detection system, including lens barrel and the optical system being set to inside lens barrel
System, the optical system include the optical filter set gradually along light input to output direction, lens A, lens B, four-quadrant spy
Device is surveyed, the lens A is spherical mirror, and lens B is aspherical mirror, and the air distance between lens A and lens B is 4.8mm.
Further, the optical filter retainer plate for fixing optical filter, the inside of lens barrel are connected on front side of the lens barrel
It is provided with the first pressing ring and the second pressing ring, the lens A is fixed between the first pressing ring and the second pressing ring, and lens B is fixed on
The 4 quadrant detector for fixing 4 quadrant detector is provided between boss inside two pressing rings and lens barrel, on rear side of lens barrel
Fixed structure.
Further, the 4 quadrant detector fixed structure include be connected to detector adjusting ring on the inside of lens barrel and
The detector pressing ring being connected on rear side of lens barrel, is provided with detector retainer plate and spy between detector adjusting ring and detector pressing ring
Device locating ring is surveyed, and is equipped with one or more film explorers between detector adjusting ring and detector retainer plate and adjusts gasket.
Further, 4 quadrant detector is fixed by screw and detector retainer plate.
Further, optical filter retainer plate is threadedly secured to the front end of lens barrel.
Compared with prior art, the utility model has technical effect beneficial below:
Traditional strapdown laser half actively guides shot detection system using 3 spheric glasses, because 2 eyeglasses do not have energy
Power makes to be focused on 4 quadrant detector by the laser of lens barrel completely, and only 3 spheric glasses can just be accomplished, and the 3rd
Piece optic diameter is smaller, cannot directly fix with lens barrel, it is necessary to use an eyeglass cutting ferrule, the 3rd eyeglass is made to be fixed on mirror
It on piece cutting ferrule, then fixes with lens barrel, structure is complicated, and 2 eyeglasses, i.e. 1 non-spherical lens and 1 ball is used only in the utility model
Face lens are different from traditional method, and the lens curvature radius of traditional spherical mirror is a definite value, and the utility model uses
Aspherical lens curvature radius can change, in this case, can taking human as control aspherical lens light gathering,
The effect of i.e. 1 aspherical lens is equal to the convergent laser ability of traditional 2 spherical mirrors, and easy to implement, device adjustment is simple,
4 quadrant detector exports electric signal and stablizes, and Quadrant detector optical system plays a part of collection, convergent laser energy, detects
Faint optical signal is converted to electric signal by the laser signal that device receives target reflection, through analysis hot spot on detector photosurface
Distribution situation obtain the location information of target, realize the tracking to target and approach, have that position resolution is high, response speed
The advantages that fast.
Detailed description of the invention
Fig. 1 is the utility model optical system structure schematic diagram；
Fig. 2 is the utility model optical system hot spot footprint figure, wherein (a) is the hot spot situation of 0 ° of visual field, it is (b) 9 ° of views
Hot spot situation, (c) be 15 ° of visual fields hot spot situation；
Fig. 3 is the utility model optical system hot spot distribution map on the detector；
Fig. 4 is the utility model overall structure diagram.
Wherein, 1: optical filter retainer plate, 2: lens barrel, 3: the first pressing rings, 4: the second pressing rings, 5: 4 quadrant detector, 6: visiting
Survey device adjusting ring, 7: detector retainer plate, 8: probe position circle, 9: detector pressing ring, 10: optical filter, 11: lens A, 12:
Lens B.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
Referring to Fig. 1 and Fig. 4, a kind of strapdown laser half actively guides shot detection system, comprising: lens barrel 2 and is arranged and mirror
The optical system of 2 inside of cylinder, the optical system are successively arranged optical filter 10, lens A11, saturating along light input to output direction
Mirror B12,4 quadrant detector 5, the lens A11 are spherical mirrors, and lens B12 is aspherical mirror, lens A11 and lens B12's
Air distance is 4.8mm.
The front side of lens barrel 2 is the structure for fixing optical filter 10.The lens A11 and lens B12 are in turn secured to mirror
Inside cylinder 2.There is the first pressing ring 3 between optical filter 10 and lens A11 inside lens barrel 2, between lens A11 and lens B12
Second pressing ring 4, the 4 quadrant detector fixed structure between 2 rear side of lens B12 and lens barrel.The 4 quadrant detector 5
Positioned at the rear side of lens barrel 2.The lens barrel 2 is connected with detector adjusting ring 6, and 4 quadrant detector 5 is connected with detector retainer plate 7
It connects, detector retainer plate 7 is connected with probe position circle 8, and probe position circle 8 is connected with detector pressing ring 9, detector pressing ring
9 are connected with lens barrel 2, there is one or more film explorer adjustment gaskets between detector adjusting ring 6 and detector retainer plate 7.
Outstanding strapdown las er-guidance camera lens will meet big visual field, big linear zone, big clear aperture, and have good temperature
Spend adaptability and processing, adjustment technique.Spot diameter is about the half of detector photosurface diameter, and hot spot is too small, may be only
A certain quadrant is only converged at, it can not output position signal；Hot spot is too big, and linear zone becomes larger, when exceeding photosurface, then according to Cheng Nengliang
Loss.Light spot energy will be evenly distributed, and center can deviate when hot spot is unevenly distributed, and detection accuracy will reduce.
2 inside of the utility model lens barrel only needs 2 eyeglasses, i.e. lens A11 and lens B12, and 2 adjustment of lens barrel is simple and convenient, is easy to criticize
Amount production, the linear zone of entire strapdown las er-guidance shot detection system is at ± 9 degree, and visual field is ± 15 degree, and hot spot is uniform, circularity
It is good, it distorts small.
The utility model is described in detail below with reference to embodiment:
With reference to Fig. 1, a kind of strapdown laser half actively guides shot detection system, along optical path respectively optical filter from left to right
10, lens A11, lens B12,4 quadrant detector 5.Wherein for each lens parameters according to linear zone at ± 9 degree, visual field is ± 15
Degree, hot spot is uniform, and circularity is good, and the small system functional requirement that distorts optimizes.
With reference to Fig. 4, optical filter retainer plate 1 is threadably secured optical filter retainer plate 1 for fixing optical filter 10
In the front end of lens barrel 2.Lens A11 and lens B12 are separately fixed in lens barrel 2 by the first pressing ring 3 and the second pressing ring 4
Portion.It is fixed on detector retainer plate 7 using key screw 4 quadrant detector 5.Detector adjusting ring 6 is placed on detector retainer plate
Between 7 and lens barrel 2, for adjusting the defocus distance of detector, using probe position circle 8 and detector pressing ring 9 detector
It is fixed on 2 rearmost end of lens barrel.
Utility model works process is to generate diffusing reflection after laser irradiation to target, is diffused first through the system
The optical filter of system filters most of stray light, and the laser of only specific band passes through, and then the spherical surface again by the system is saturating
Mirror A and non-spherical lens B, converges at the laser of specific band on 4 quadrant detector photosensitive surface, while laser facula
It is converted into electric signal.The location information that target is obtained by distribution situation of the analysis hot spot on detector photosurface, is realized
It tracking to target and approaches.
Fig. 2 is laser by hot spot after optical filter, spherical mirror and aspherical mirror in lens barrel in 4 quadrant detector photosurface
On image be divided into 4 quadrants in figure, the spot size of each quadrant is identical wherein figure (a) is the hot spot situation of 0 ° of visual field.
(b) be 9 ° of visual fields hot spot situation, this when compared to 2 (a) in only have hot spot there are two quadrant, change in 0 ° to 9 ° visual field
Situation is hot spot has hot spot to only have 2 quadrants to have the change procedure of hot spot to the end from 4 quadrants, is referred to as linear zone.(c)
It is the hot spot situation of 15 ° of visual fields, is the variation that hot spot only has 2 quadrants to have hot spot always in 9 ° to 15 ° visual field situations of change
Journey is referred to as visual field.
Fig. 3 is that the laser of different visual fields (0 °, 9 ° and 15 °) passes through optical filter in lens barrel, spherical mirror and aspherical mirror respectively
Hot spot is on 4 quadrant detector photosurface in image afterwards.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the protection scope of the utility model.
Claims (5)
1. a kind of strapdown laser half actively guides shot detection system, which is characterized in that including lens barrel (2) and be set to lens barrel
(2) internal optical system, the optical system include the optical filter (10) set gradually along light input to output direction, thoroughly
Mirror A (11), lens B (12), 4 quadrant detector (5), the lens A (11) are spherical mirror, and lens B (12) is aspherical mirror,
And the air distance between lens A (11) and lens B (12) is 4.8mm.
2. a kind of strapdown laser according to claim 1 half actively guides shot detection system, which is characterized in that the mirror
The optical filter retainer plate (1) for fixing optical filter (10) is connected on front side of cylinder (2), lens barrel (2) is internally provided with first
Pressing ring (3) and the second pressing ring (4), the lens A (11) are fixed between the first pressing ring (3) and the second pressing ring (4), lens B
(12) it is fixed between the second pressing ring (4) and the boss of lens barrel (2) inside, lens barrel is provided on rear side of (2) for fixing four-quadrant
Limit the 4 quadrant detector fixed structure of detector (5).
3. a kind of strapdown laser according to claim 2 half actively guides shot detection system, which is characterized in that described four
Quadrant detector fixed structure includes being connected to the detector adjusting ring (6) on the inside of lens barrel (2) and being connected on rear side of lens barrel (2)
Detector pressing ring (9), be provided between detector adjusting ring (6) and detector pressing ring (9) detector retainer plate (7) and detection
Device locating ring (8), and be equipped with one or more film explorers between detector adjusting ring (6) and detector retainer plate (7) and adjust gasket.
4. a kind of strapdown laser according to claim 3 half actively guides shot detection system, which is characterized in that four-quadrant
Detector (5) is fixed by screw and detector retainer plate (7).
5. a kind of strapdown laser according to claim 2 half actively guides shot detection system, which is characterized in that optical filter
Retainer plate (1) is threadedly secured to the front end of lens barrel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920129235.9U CN209560084U (en) | 2019-01-24 | 2019-01-24 | A kind of strapdown laser half actively guides shot detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920129235.9U CN209560084U (en) | 2019-01-24 | 2019-01-24 | A kind of strapdown laser half actively guides shot detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209560084U true CN209560084U (en) | 2019-10-29 |
Family
ID=68307706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920129235.9U Active CN209560084U (en) | 2019-01-24 | 2019-01-24 | A kind of strapdown laser half actively guides shot detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209560084U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109581402A (en) * | 2019-01-24 | 2019-04-05 | 西安深瞳智控技术有限公司 | A kind of strapdown laser half actively guides shot detection system and method |
-
2019
- 2019-01-24 CN CN201920129235.9U patent/CN209560084U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109581402A (en) * | 2019-01-24 | 2019-04-05 | 西安深瞳智控技术有限公司 | A kind of strapdown laser half actively guides shot detection system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109683172A (en) | A kind of slave laser half actively guides shot detection system and method | |
| CN107589518B (en) | Optical lens and laser centering measurement device with same | |
| CN209560084U (en) | A kind of strapdown laser half actively guides shot detection system | |
| CN209560083U (en) | A kind of slave laser half actively guides shot detection system | |
| CN109581402A (en) | A kind of strapdown laser half actively guides shot detection system and method | |
| CN1900673A (en) | Detector for glasses lens optic quality | |
| CN112596218B (en) | Large-depth-of-field infrared wavelength scanning lens | |
| CN111123241A (en) | Large-aperture follow-up laser semi-active guide lens detection system and method | |
| CN205942057U (en) | Optical lens and have this optical lens's laser centering measuring equipment | |
| CN209842204U (en) | Small-field-of-view ultraviolet objective optical system, ultraviolet objective and ultraviolet detector | |
| CN107643022B (en) | A kind of las er-guidance camera lens based on 4 quadrant detector | |
| CN108646390A (en) | Near-infrared large aperture camera lens | |
| CN111708045B (en) | Laser angle measurement optical lens and optical receiving system | |
| CN108345095A (en) | A kind of low veiling glare round-the-clock star tracker optical texture of wide cut | |
| CN104007534A (en) | Super-depth-of-field narrow-band-pass identification lens capable of obtaining iris images of two eyes simultaneously | |
| CN212321829U (en) | Large-aperture follow-up laser semi-active guide lens detection system | |
| CN107314891A (en) | The Systems for optical inspection and optical detecting method of surgical operation microscope | |
| CN203909382U (en) | Narrow-bandpass identification lens with super field depth and capable of acquiring iris images of two eyes simultaneously | |
| CN208013534U (en) | A kind of low veiling glare round-the-clock star tracker optical texture of wide cut | |
| CN109471244B (en) | Large-view-field double-telecentric lens based on machine vision | |
| CN208421388U (en) | Near-infrared large aperture camera lens | |
| RU2629887C1 (en) | High-speed three-lens objective for ir spectrum | |
| CN220556354U (en) | Radiation temperature measurement equipment | |
| CN110687661A (en) | Long-focus large-caliber laser guide lens based on four-quadrant detector | |
| CN219657941U (en) | High-precision detection lens |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |