CN104166226B - Target and many interference simulators optical system - Google Patents
Target and many interference simulators optical system Download PDFInfo
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- CN104166226B CN104166226B CN201410382280.7A CN201410382280A CN104166226B CN 104166226 B CN104166226 B CN 104166226B CN 201410382280 A CN201410382280 A CN 201410382280A CN 104166226 B CN104166226 B CN 104166226B
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Abstract
Target and many interference simulators optical system belong to optical system jamming field, system solves the problem volume big, cover the problem that wave band is narrow and selection is difficult.This system includes: objective optics system, interference optical system, plane mirror and off-axis hyperboloidal mirror；The light path of the present invention can realize the simulation of the jamming bomb of 3 wave bands simultaneously, and highly versatile uses double-layer structure layout, saves space, by light path folding, is greatly reduced the length of light path；Use reflective, the aberration of optical system can be eliminated.
Description
Original application day: on December 26th, 2012
Original applying number: 201210574903.1
Original file name: target and many interference simulators optical system
Technical field
The invention belongs to optical system jamming field, be specifically related to a kind of target and many interference simulators optics
System.
Background technology
At present, optical system interference uses single light source or double light source jamming pattern, by the side of transmission
Formula completes the propagation of light, and its wave band covered is narrow, the most single wave band, and the material to equipment
Material has the highest requirement；If use transmissive system just require optical material can through from ultraviolet to
Medium-wave infrared radiate, these materials be generally crystalline material (as SrF2, SAPHIRE, MgF2, LiF,
CaF2 etc.) material category is considerably less, and when optical design, the transmitance of system to be considered also to be examined
Consider the image quality to system.And the narrow light source of wavelength band can only simulate the jamming bomb of corresponding shortwave, no
There is versatility.
Summary of the invention
In order to solve problems of the prior art, the invention provides a kind of target and many interference simulations
Device optical system, system solves the problem volume big, covers wave band narrow, poor universality and difficult the asking of selection
Topic.
It is as follows that the present invention solves the technical scheme that technical problem used:
Target and many interference simulators optical system, this system includes: objective optics system, interference optics
System, plane mirror and off-axis hyperboloidal mirror；
Objective optics system includes: mid-infrared light source, relay lens and steering reflection mirror；Mid-infrared light source is sent out
Go out light, reflect through steering reflection mirror and plane mirror, be imaged on Jiao of off-axis hyperboloidal mirror
On face；
Interference optical system includes: near-infrared and ultraviolet source, the second mid-infrared light source, near-infrared and purple
Outer illuminating mirror group, convergence reflex mirror and visual field cutting mirror；Near-infrared and ultraviolet source send near-infrared or
Ultraviolet light, assembles through near-infrared and ultra violet illumination mirror group and after diffusion, sends out with the second mid-infrared light source
Go out light, synthesize Ray Of Light by the light combination mirror of the second mid-infrared light source illuminating mirror group, then by assembling
Reflecting mirror reflexes to visual field cutting mirror, is imaged on the focal plane of off-axis hyperboloidal mirror.
The mid-infrared light of objective optics system adds that the mid-infrared light of interference optical system is together with near infrared light
Or objective optics system mid-infrared light plus the mid-infrared light of interference optical system together with ultraviolet light off axis
After the focal plane imaging of hyperboloidal mirror, via plane mirror and off-axis hyperboloidal mirror two secondary reflection
After, it is imaged on infinity.
The invention has the beneficial effects as follows: the light path of the present invention can realize the mould of the jamming bomb of 3 wave bands simultaneously
Intend, highly versatile；Use double-layer structure layout, save space, by light path folding, be greatly reduced light path
Length；Use reflective, the aberration of optical system can be eliminated.
Accompanying drawing explanation
The front view of Fig. 1 target of the present invention mid-infrared optical system.
Fig. 2 target of the present invention and the light path top view of many interference simulators optical system.
Fig. 3 target of the present invention and the second light path top view of many interference simulators optical system.
In figure: 1, mid-infrared light source, 2, visual field cutting mirror, 3, off-axis hyperboloidal mirror, 4, near
Infrared and ultraviolet source, the 5, second mid-infrared light source, 6, near-infrared and ultra violet illumination mirror group, 7, assemble
Reflecting mirror, 8, plane mirror, 9, diaphragm, 10, steering reflection mirror, 11, relay lens, 12, burnt
Face, the 13, second mid-infrared light source illuminating mirror group.
Detailed description of the invention
With embodiment, the present invention is described in further details below in conjunction with the accompanying drawings.
Target and many interference simulators optical system output light can comprise several interference source: near-infrared, purple
Outer and mid-infrared.During system work, mid-infrared interference source exists always, and near-infrared and ultraviolet are in work
Time can only select one of which, implement be in infrared/ultraviolet passage increase optical filter: near-infrared
Optical filter and ultraviolet filter, when Systematic selection near-infrared interference source, be placed near infrared filter
In infrared/ultraviolet passage；When Systematic selection ultraviolet interference source, ultraviolet filter is placed on near-infrared
In/ultraviolet passage, i.e. realized the selection of interference source by the switching of optical filter.
As it is shown in figure 1, target and many interference simulators optical system, this system includes: objective optics system
System, interference optical system, plane mirror 8 and off-axis hyperboloidal mirror 3；
As in figure 2 it is shown, objective optics system includes: mid-infrared light source 1, steering reflection mirror 10 and relaying
Mirror 11；Mid-infrared light source 1 emits beam, through steering reflection mirror 10 and relay lens 11, be imaged on from
On the focal plane of axle hyperboloidal mirror 3 12；Mid-infrared light source 1 uses source, face black matrix, the spoke of source, face black matrix
The face of penetrating is one layer of uniform high-emissivity material, and therefore the illuminance uniformity in black body radiation face is the highest.According to
Bright system can also use relatively simple critical illumination.
In FIG, interference optical system includes: near-infrared and ultraviolet source the 4, second mid-infrared light source 5,
Near-infrared and ultra violet illumination mirror group 6, convergence reflex mirror 7 and visual field cutting mirror 2；Near-infrared and ultraviolet source
4 send near-infrared or ultraviolet light, and the optical axis of the second mid-infrared light source 5 is perpendicular to near-infrared and ultraviolet
After the optical axis of light source 4, near-infrared or ultraviolet light are assembled with Infrared, through near-infrared and ultraviolet
After illuminating mirror group 6 is assembled and spread, convergence reflex mirror 7 reflex to visual field cutting mirror 2, be imaged on from
On the focal plane 12 of axle hyperboloidal mirror 3.
As it is shown on figure 3, the position of the second mid-infrared light source 5 has another way to realize, red in second
The optical axis of outer light source 5 is parallel to near-infrared and the optical axis of ultraviolet source 4, and the second mid-infrared light source 5 sends
Light, at near-infrared or ultraviolet light after near-infrared and ultra violet illumination mirror group 6, in second
The reflection of infrared light supply illuminating mirror group 13 is assembled with Infrared, convergence reflex mirror 7 reflex to visual field and cut
Divide mirror 2, be imaged on the focal plane 12 of off-axis hyperboloidal mirror 3.
System operationally interference source have two kinds of situation medium-wave infrareds and ultraviolet duty and medium-wave infrared with
Near-infrared duty.According to this mode of operation, near infrared band illumination and ultra violet illumination are designed as one
Individual illuminator, changes the radiation wave band of system output according to different mode of operation switching optical filters.Closely
In infrared band illumination and ultraviolet illumination systems, light source have employed high-intensity gas discharge lamp, high-intensity-gas
Discharge lamp colour temperature is higher typically can reach 3000K, its light radiation sent have abundant ultraviolet and
Near-infrared radiation, but gas-discharge lamp luminous body is a less gas bubble, but itself is luminous
And it is uneven.Therefore, illuminator uses Ke Leshi illumination, before being placed in by the picture of uneven luminous gas bubble
At the entrance pupil of group system, so can ensure that lighting area, illuminance uniformity and the efficiency of light energy utilization.Wherein
Ultraviolet source radiation wavelength be 0.2 μm～0.5 μm includes UV-V (390nm～450nm), UV-A
(320nm～390nm), UV-B (280nm～320nm), UV-C (200nm～280nm) and
Fraction visible ray, near-infrared radiation is 1 μm～3 μm.Therefore ultraviolet and near-infrared light source can only use
High-intensity gas discharge lamp.High-intensity gas discharge lamp colour temperature is generally capable of up to more than 2000K color rendering properties
Height, ultraviolet radiation is abundant, and visible ray and near-infrared radiation the abundantest.High-intensity gas discharge lamp
Shell have employed quartz glass, spectral region 200nm～3000nm and all can pass through, and high intensity gas
Body discharging lamp brightness within its service life (more than 2000 hours) changes hardly, is one
Plant ideal light source.
In the present invention, the target source of interference optical system analog band interference, jamming bomb is divided into two groups to exist respectively
The objective optics system left and right sides, and the jamming bomb of side will not enter opposite side visual field, therefore uses and regards
3 groups of focal planes of off-axis hyperboloidal mirror are cut into two halves, by interfering channel by two groups by field cutting mirror 2
The image secondary imaging that interference source produces is on 3 groups of focal planes 12 of off-axis hyperboloidal mirror.
Wherein diaphragm 9 is positioned at near-infrared and the focal position of ultra violet illumination mirror group, for regulating luminous flux
Size.
The mid-infrared light of objective optics system adds that the mid-infrared light of interference optical system is together with near infrared light
Or objective optics system mid-infrared light plus the mid-infrared light of interference optical system together with ultraviolet light off axis
After focal plane 12 imaging of hyperboloidal mirror 3, via plane mirror 8 and off-axis hyperboloidal mirror 3
After two secondary reflections, it is imaged on infinite point.
Claims (1)
1. target and many interference simulators optical system, it is characterised in that this system includes: objective optics
System, interference optical system, plane mirror and off-axis hyperboloidal mirror；
Described objective optics system includes: mid-infrared light source, relay lens and steering reflection mirror；Mid-infrared light
Source emits beam, and through steering reflection mirror and relay lens, is imaged on the focal plane of off-axis hyperboloidal mirror；
Described interference optical system includes: near-infrared and ultraviolet source, the second mid-infrared light source, near-infrared
And ultra violet illumination mirror group, the second mid-infrared light source illuminating mirror group, convergence reflex mirror and visual field cutting mirror；Closely
Infrared and ultraviolet source sends near-infrared or ultraviolet light, assembles through near-infrared and ultra violet illumination mirror group
After diffusion, emit beam with the second mid-infrared light source, by the conjunction of the second mid-infrared light source illuminating mirror group
Shu Jing synthesizes Ray Of Light, then is reflexed to visual field cutting mirror by convergence reflex mirror, is imaged on off-axis hyperbolic
On the focal plane of face reflecting mirror；
The mid-infrared light of described objective optics system adds mid-infrared light and the near infrared light of interference optical system
Together or objective optics system mid-infrared light plus the mid-infrared light of interference optical system together with ultraviolet light
After the focal plane imaging of off-axis hyperboloidal mirror, via plane mirror and off-axis hyperboloidal mirror twice
After reflection, it is imaged on infinity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410382280.7A CN104166226B (en) | 2012-12-26 | 2012-12-26 | Target and many interference simulators optical system |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210574903.1A CN103033916B (en) | 2012-12-26 | 2012-12-26 | Target and multi-interference simulator optical system |
| CN201410382280.7A CN104166226B (en) | 2012-12-26 | 2012-12-26 | Target and many interference simulators optical system |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210574903.1A Division CN103033916B (en) | 2012-12-26 | 2012-12-26 | Target and multi-interference simulator optical system |
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| Publication Number | Publication Date |
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| CN104166226A CN104166226A (en) | 2014-11-26 |
| CN104166226B true CN104166226B (en) | 2016-08-31 |
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| CN201410382280.7A Active CN104166226B (en) | 2012-12-26 | 2012-12-26 | Target and many interference simulators optical system |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113452436B (en) * | 2021-06-07 | 2022-06-28 | 中国科学院上海光学精密机械研究所 | Dynamic target and interference simulation device for space laser link capture |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102591018A (en) * | 2012-01-20 | 2012-07-18 | 中国科学院上海技术物理研究所 | DMD-based field lens optical framework of infrared scene simulator |
| US8649098B2 (en) * | 2003-11-26 | 2014-02-11 | Optical Resolutions, Inc. | Collimating optical member for real world simulation |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4814499B2 (en) * | 2004-07-22 | 2011-11-16 | オリンパス株式会社 | Lens assembly support device |
| JP2009288664A (en) * | 2008-05-30 | 2009-12-10 | Sigma Koki Kk | Object lens optical system and method for reducing lens flare |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8649098B2 (en) * | 2003-11-26 | 2014-02-11 | Optical Resolutions, Inc. | Collimating optical member for real world simulation |
| CN102591018A (en) * | 2012-01-20 | 2012-07-18 | 中国科学院上海技术物理研究所 | DMD-based field lens optical framework of infrared scene simulator |
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| CN104166226A (en) | 2014-11-26 |
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