CN110044381A - A kind of more stars etc. and adjustable color star simulator - Google Patents
A kind of more stars etc. and adjustable color star simulator Download PDFInfo
- Publication number
- CN110044381A CN110044381A CN201910355375.2A CN201910355375A CN110044381A CN 110044381 A CN110044381 A CN 110044381A CN 201910355375 A CN201910355375 A CN 201910355375A CN 110044381 A CN110044381 A CN 110044381A
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- asterism
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- optical fiber
- light
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- 230000008878 coupling Effects 0.000 claims abstract description 18
- 238000010168 coupling process Methods 0.000 claims abstract description 18
- 238000005859 coupling reaction Methods 0.000 claims abstract description 18
- 238000004088 simulation Methods 0.000 claims abstract description 14
- 239000013307 optical fiber Substances 0.000 claims description 36
- 230000003287 optical effect Effects 0.000 claims description 10
- 230000003595 spectral effect Effects 0.000 claims description 10
- 238000005530 etching Methods 0.000 claims description 8
- 238000005286 illumination Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 15
- 238000013461 design Methods 0.000 abstract description 4
- 238000001228 spectrum Methods 0.000 description 4
- 235000019892 Stellar Nutrition 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 210000001747 pupil Anatomy 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000009666 routine test Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C25/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Manufacturing & Machinery (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Spectrometry And Color Measurement (AREA)
Abstract
Including the optics telecentricity collimating module for being located at the setting of star simulator front, the asterism position emulation module being arranged in the middle part of star simulator, the asterism light delivery module being arranged inside star simulator and asterism light beam coupling module and positioned at the asterism light of star simulator rear portion setting module occurs for a kind of more stars provided by the invention etc. and adjustable color star simulator；The asterism light occurs module and generates simulation luminous source；The asterism light occurs module and is made of the LED module and control circuit for being no less than two-way, the control circuit is modulated the electric signal of external world's input and exports to LED module, LED module described in every road provides asterism occurring source for 1 star, and the control circuit individually controls the size for there be not the color component of LED module described in road.The function that the adjustable calibration online of magnitude and colour temperature is realized using modular design method, can simulate the magnitude and colour temperature of more fixed star points, asterism position precision is high, magnitude error is small and colour temperature fidelity is high.
Description
Technical field
The invention belongs to space flight terrestrial optical test equipment correlative technology fields, and relating to one kind can be in ground routine test
In, for being docked with star sensor, to realize more star static state star simulators of magnitude and colour temperature simulation.
Background technique
With the raising that the precision and test item of aerospace navigation positioning require, to meet the detection of space flight star sensor
Actual demand needs to research and develop the star simulator for being directed to that star sensor detects practical magnitude and spectrum receives recognition capability.
Traditional star simulator can only simulate angular distance precision between asterism position precision and star, can not simulate practical asterism
Magnitude and asterism spectral type.Or the magnitude and spectral type information of single star can be only simulated, asterism position can not be simulated
Set distribution.Therefore, instantly in simulator field currently without can meet simultaneously more championships set, more stars etc. and adjustable color
Spectral type static state star simulator.
Summary of the invention
The present invention solves technical problem described above, using modular design method, realize the magnitude of more stars with
And the simulation of starlight spectral pattern.More stars etc. and adjustable color can be extracted by the normal identification of star sensor, to substantially mention
The detection accuracy of high ground checkout equipment.
The present invention provides a kind of magnitudes and stellar spectra that can simulate more fixed star point targets for having simulation design
The static star simulator of star, the equipment volume is compact, light-weight, can online adjustable calibration technique to the star of the asterism of simulator
Deng and spectrum accurately corrected, meet high-precision use demand.The present invention adopts the following technical scheme:
A kind of more stars etc. and adjustable color star simulator, the optics telecentricity collimation including being located at the setting of star simulator front
Module, the asterism position emulation module being arranged in the middle part of star simulator, the asterism optical transport being arranged inside star simulator
Module occurs for module and asterism light beam coupling module and the asterism light being arranged positioned at star simulator rear portion；
The asterism light occurs module and generates simulation luminous source, is modulated to the brightness and colour temperature of light source, realizes simulation
The magnitude of asterism and the variation of spectral type；The asterism light occurs module and is formed by being no less than two paths of LED mould group and control circuit,
The control circuit is modulated the electric signal of external world's input and exports to LED module, and LED module described in every road is 1
Star provides asterism occurring source, and the control circuit individually controls the size of the color component of LED module described in every road.
Further, the asterism light beam coupling module includes array mounting plate, the device that is of coupled connections, coupled lens；It is described
Array mounting plate is equipped with multiple installation hole locations, the device that is of coupled connections is packed into, the inside of the device that is of coupled connections is equipped with coupling
One end of lens, the device that is of coupled connections is connect with LED light source, and light beam is input to the asterism light beam coupling by the LED module
Block is molded, after the asterism light beam coupling module is coupled light beam and imports in optical fiber and conducts.
Further, the asterism light delivery module includes optical fiber collimator, conduction optical fiber and optical fiber connector；It is described
Optical fiber connector one end connects the device that is of coupled connections, and the optical fiber connector other end connects the conduction optical fiber, and light beam passes through institute
It is emitted in the form of collimated light after stating conduction optical fiber and the optical fiber collimator, light beam is carried out two by the asterism light delivery module
After secondary even and collimation, the projection of collimation enters in the emulation module of the asterism position.
Further, asterism position emulation module include laser accurate etching star tester, collimator positioner orifice plate with
And it is co-axially mounted seat；Collimator vacancy orifice plate is co-axially mounted inside seat described in being installed on, porous position and the laser
The asterism position distribution etched on precision etching star tester is consistent, and optical fiber collimator is installed into the collimator positioner orifice plate
In, the collimator positioner plate be fitted into described in be co-axially mounted in seat, and with the star that is distributed on laser accurate etching star tester
Point position corresponds, and the optical fiber collimator is fixed with laser accurate etching star tester according to asterism position alignment, institute
State the simulation that asterism position emulation module realizes accurate asterism position in day area.
Further, the optics telecentricity collimating module includes optics telecentricity collimation camera lens, focusing ring and optical attenuator
Piece group；The optical attenuator group decays the illumination of the asterism shown in laser accurate etch plate, the optics telecentricity collimating mirror
Asterism is projected again infinite point and is observed for star sensor by head, and the focusing ring carries out optics telecentricity collimation camera lens
Focusing, the optics telecentricity collimating module project equipment for asterism is simulated in the form of infinity.
The invention has the following advantages that ensure that the essence of institute's simulating stellar magnitude and spectral type using online adjustable calibration technique
Degree, breaching traditional star simulator can not simulating stellar magnitude and the technical issues of can not simulating starlight spectral pattern；Realize more
The simulation of fixed star point target；The equipment volume is compact, light-weight, installation and debugging are convenient.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of more stars of the invention etc. and adjustable color star simulator；
Fig. 2 is the internal structure chart of more stars of the invention etc. and adjustable color star simulator；
Fig. 3 is the composition block diagram of more stars of the invention etc. and adjustable color star simulator.
Wherein: 100- optics telecentricity collimating module；101- asterism position emulation module；102- asterism light delivery module；103
Asterism light beam coupling module；Module occurs for 104- asterism light；1- optics telecentricity collimates camera lens；2- focusing ring；3- optical attenuator
Group；4- laser accurate etches star tester；5- collimator positioner orifice plate；6- is co-axially mounted seat；7- optical fiber collimator；8- conducts light
It is fine；9- optical fiber connector；10- array mounting plate；11- is of coupled connections device；12- coupled lens；13-LED mould group；14- control electricity
Road.
Specific embodiment
The present invention is described in more detail with reference to the accompanying drawings and examples.
It is as Figure 1-Figure 2: a kind of more stars of the present invention etc. and adjustable color star simulator, including before star simulator
The optics telecentricity collimating module 100 of portion's setting, is located at star at the asterism position emulation module 101 being arranged in the middle part of star simulator
The asterism light delivery module 102 and asterism light beam coupling module 103 and set positioned at star simulator rear portion that simulator inside is arranged
Module 104 occurs for the asterism light set, and asterism light occurs module 104 and generates simulation luminous source, and the brightness and colour temperature to light source carry out
The magnitude of simulation asterism and the variation of spectral type are realized in modulation；Module 104 occurs for asterism light by LED module 13 and control circuit
The electric signal of 14 compositions, 14 pairs of control circuit extraneous inputs is modulated and exports to LED module 13, and every paths of LEDs mould group is 1
Star provides asterism occurring source, and control circuit 14 individually controls the size of 13 color component of LED module described in every road, can online may be used
Calibration technique is adjusted accurately to correct the magnitude and spectrum of the asterism of simulator, more stars etc. and adjustable color can be by
The normal identification of star sensor is extracted.
The working principle of the simulator is as follows:
It is as shown in Figures 2 and 3: firstly, the telecommunications of 14 pairs of the control circuit in module 104 extraneous inputs occurs by asterism light
It number is modulated and exports to LED module 13, LED module 13 uses four color micro light source of red, green, blue and white, and passes through control circuit
14 are controlled, and control circuit 14 realizes the brightness to every kind of monochromatic source in LED module using the design method of pulsewidth modulation
It adjusting, LED module 13 shares 10 tunnels in the embodiment, asterism light occurring source can be provided for total 10 asterisms, LED module
Number and asterism number can according to the actual situation depending on, four color display methods of red, green, blue and white, energy are used inside every paths of LEDs mould group 13
Enough by control circuit 14 individually control 13 color component of LED module described in every road stool and urine realize different asterisms magnitude and
The output of spectral type；Using the method for pulsewidth modulation to the brightness regulation of every kind of monochromatic source in LED module 13, and can be to not
It is matched with brightness, to meet the accurate simulation to magnitude and colour temperature.
After LED module 13 in asterism light beam coupling module 103 receives the signal from control circuit 14, LED is lighted
Light beam is simultaneously input in asterism light beam coupling module 103 by mould group 13, and light beam is input to light after the coupling of coupled lens 12
It is conducted in fibre, the both ends for the device 11 that is of coupled connections are equipped with dedicated interface.One end is connect with LED light source, and one end and optical fiber connect
The connection of device 9 is connect, the inside for the device that is of coupled connections is equipped with coupled lens 12, the light beam coupling of LED can be entered inside of optical fibre.Array peace
10 devices 11 that prevent from being of coupled connections are provided in loading board 10 from " D " shape aperture is gone to, the device 11 that is of coupled connections is packed into array mounting plate 10
When can firmly lock, display mounting plate 10 be equipped with multiple installation hole locations, the device 11 that can will be of coupled connections be packed into simultaneously prevent it
Light beam is simultaneously input to asterism light beam coupling module 103 by rotation damage, LED module 13, and asterism light beam coupling module 103 is by light beam
After being coupled and imports in optical fiber and conducted.
Asterism light delivery module 102 includes optical fiber connector 9, conduction optical fiber 8 and optical fiber collimator 7, and optical fiber connector 9 is used
Optical fiber 8 is conducted and the device 11 that is of coupled connections to connect, and light beam is after conduction optical fiber 8 and optical fiber collimator 7, in the form of collimated light
It is emitted to the asterism hole on laser accurate etching star tester 4, illuminates asterism, asterism light delivery module 102 carries out light beam secondary
After even and collimation, entered in asterism position emulation module 101 with the projection of lesser spot size and collimation.
The collimator positioner orifice plate 5 processed according to practical asterism position, collimation are provided in asterism position emulation module 101
Device positioning orifice plate 5, which is installed on, to be co-axially mounted inside seat 6, the star etched on porous position and laser accurate etching star tester 4
Point position distribution it is consistent, optical fiber collimator 7 can be fitted into the mounting hole of collimator positioner orifice plate 5, optical fiber collimator 7 install into
In collimator positioner orifice plate 5, the collimator positioner plate 5, which is fitted into, to be co-axially mounted in seat 6, and etches star tester 4 with laser accurate
The asterism position consistency of upper distribution, being co-axially mounted seat 6 can guarantee that optical fiber collimator 7 and laser accurate are carved after centering processing
Erosion star tester 4 is fixed according to asterism position alignment.Asterism position emulation module 101 realizes the mould of accurate asterism position in day area
It is quasi-.
Optical attenuator group 3 in optics telecentricity collimating module 100 can etch laser accurate to be shown on star tester 4
The illumination of asterism decays, and passes through online adjustable calibration and the attenuator for replacing different transmitances reaches the illumination section of magnitude.Light
Asterism can be projected again infinite point and is observed for star sensor by telecentricity collimation camera lens 1, and focusing ring 2 is used as optics telecentricity
Collimation camera lens is focused, and guarantees that its focal plane is in star tester plane.Optics telecentricity collimates camera lens 1 using the optics of image space telecentricity
Structure, ensure that can be completely filled with optics pupil bore by the asterism light that rear module is simulated under each visual field, avoid edge view
Field stars point shows the phenomenon that obscuring or losing.Optical attenuator group includes to be packed into multilayer attenuator after multiple groups are correctly demarcated,
The asterism illumination of generation can be decayed to magnitude range section, optics telecentricity collimating module 100 will simulate asterism with infinity
Form project equipment.
The asterism image of more asterism location distribution informations, magnitude and color temperature information can be projected nothing by the star simulator
Emulation navigation posture information is provided for star sensor at a distance thoroughly.
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability
It include so that the process, method, commodity or the equipment that include a series of elements not only include those elements, but also to wrap
Include other elements that are not explicitly listed, or further include for this process, method, commodity or equipment intrinsic want
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described want
There is also other identical elements in the process, method of element, commodity or equipment.
The above description is only an example of the present application, is not intended to limit this application.For those skilled in the art
For, various changes and changes are possible in this application.All any modifications made within the spirit and principles of the present application are equal
Replacement, improvement etc., should be included within the scope of the claims of this application.
Claims (5)
1. a kind of more stars etc. and adjustable color star simulator, the optics telecentricity including being located at the setting of star simulator front collimates mould
Block (100), the asterism position emulation module (101) being arranged in the middle part of star simulator, the star being arranged inside star simulator
Point light delivery module (102) and asterism light beam coupling module (103)；It is characterized by also including be located at star simulator rear portion to set
Module (104) occur for the asterism light set, and the asterism light occurs module (104) and generates simulation luminous source, brightness to light source and
Colour temperature is modulated, and realizes the magnitude of simulation asterism and the variation of spectral type；
The asterism light occurs module (104) and is made of the LED module (13) and control circuit (14) for being no less than two-way, the control
Circuit (14) processed is modulated and exports to the electric signal of external world's input and gives LED module (13), and LED module (13) described in every road is
1 star provides asterism occurring source, and the control circuit (14) individually controls the big of the color component of LED module described in every road (13)
It is small.
2. more stars as described in claim 1 etc. and adjustable color star simulator, which is characterized in that the asterism light beam coupling
Module (103) includes array mounting plate (10), the device that is of coupled connections (11), coupled lens (12)；
The array mounting plate (10) is equipped with multiple installation hole locations, and the device that is of coupled connections (11) is packed into, described to be of coupled connections
The inside of device (11) is equipped with coupled lens (12), and one end of the device that is of coupled connections (11) is connect with LED light source；
Light beam is input to the asterism light beam coupling module (103), the asterism light beam coupling module by the LED module (13)
(103) it after being coupled light beam and imports in optical fiber and conducts.
3. more stars as described in claim 1 etc. and adjustable color star simulator, which is characterized in that the asterism optical transport mould
Block (102) includes optical fiber collimator (7), conduction optical fiber (8) and optical fiber connector (9)；
Optical fiber connector (9) one end connection is of coupled connections device (11), and optical fiber connector (9) other end connects the biography
Guiding fiber (8), light beam are emitted in the form of collimated light after the conduction optical fiber (8) and the optical fiber collimator (7)；
After light beam is carried out secondary even and collimation by the asterism light delivery module (102), the projection of collimation enters the asterism position
In emulation module (101).
4. more stars as claimed in claim 3 etc. and adjustable color star simulator, which is characterized in that the asterism position emulation
Module (101) includes laser accurate etching star tester (4), collimator positioner orifice plate (5) and is co-axially mounted seat (6)；
Collimator vacancy orifice plate (5) is co-axially mounted seat (6) inside, porous position and the laser accurate described in being installed on
The asterism position distribution etched in etching star tester (4) is consistent, and optical fiber collimator (7) is installed into the collimator positioner orifice plate
(5) in, the collimator positioner plate (5) be fitted into described in be co-axially mounted in seat (6), and with the laser accurate etch star tester
(4) the asterism position being distributed on corresponds, and the optical fiber collimator (7) and the laser accurate etch star tester (4) basis
Asterism position alignment is fixed；
Asterism position emulation module (101) realizes the simulation of accurate asterism position in day area.
5. more stars as described in claim 1 etc. and adjustable color star simulator, which is characterized in that the optics telecentricity collimation
Module (100) includes optics telecentricity collimation camera lens (1), focusing ring (2) and optical attenuator group (3)；
The optical attenuator group (3) decays the illumination of the asterism shown on laser accurate etch plate (4), and the optics telecentricity is quasi-
Asterism is projected again infinite point and is observed for star sensor by straight camera lens (1), and the focusing ring (2) is quasi- to the optics telecentricity
Straight camera lens (1) is focused；
The optics telecentricity collimating module (100) projects equipment for asterism is simulated in the form of infinity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910355375.2A CN110044381A (en) | 2019-04-29 | 2019-04-29 | A kind of more stars etc. and adjustable color star simulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910355375.2A CN110044381A (en) | 2019-04-29 | 2019-04-29 | A kind of more stars etc. and adjustable color star simulator |
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| Publication Number | Publication Date |
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| CN110044381A true CN110044381A (en) | 2019-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910355375.2A Pending CN110044381A (en) | 2019-04-29 | 2019-04-29 | A kind of more stars etc. and adjustable color star simulator |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110519898A (en) * | 2019-09-04 | 2019-11-29 | 西安中科微星光电科技有限公司 | The light source control module and light source control method of star simulator |
| CN111060137A (en) * | 2019-12-31 | 2020-04-24 | 中国科学院长春光学精密机械与物理研究所 | Multi-star simulator |
| CN112067017A (en) * | 2020-09-04 | 2020-12-11 | 西安中科微星光电科技有限公司 | Large-view-field high-resolution star simulator |
| CN112747738A (en) * | 2020-09-27 | 2021-05-04 | 长春理工大学 | Parallelism monitoring star point switching off-axis two-reflector auto-collimation single-star simulator |
| CN113776019A (en) * | 2021-09-16 | 2021-12-10 | 烟台正海合泰科技股份有限公司 | Starry sky top flashing light machine without baffle |
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| CN201983088U (en) * | 2010-12-29 | 2011-09-21 | 中国科学院西安光学精密机械研究所 | Minitype high-stability single-star simulator light source |
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| CN106643788A (en) * | 2015-11-02 | 2017-05-10 | 北京振兴计量测试研究所 | Star sensor vacuum calibration device |
| CN209857919U (en) * | 2019-04-29 | 2019-12-27 | 西安中科微星光电科技有限公司 | Multi-star equal and color temperature adjustable star simulator |
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| US20020114566A1 (en) * | 2001-02-21 | 2002-08-22 | Fairchild Scot C. | Optical devices engaged to fibers with angle-polished facets |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110519898A (en) * | 2019-09-04 | 2019-11-29 | 西安中科微星光电科技有限公司 | The light source control module and light source control method of star simulator |
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| CN112067017A (en) * | 2020-09-04 | 2020-12-11 | 西安中科微星光电科技有限公司 | Large-view-field high-resolution star simulator |
| CN112747738A (en) * | 2020-09-27 | 2021-05-04 | 长春理工大学 | Parallelism monitoring star point switching off-axis two-reflector auto-collimation single-star simulator |
| CN113776019A (en) * | 2021-09-16 | 2021-12-10 | 烟台正海合泰科技股份有限公司 | Starry sky top flashing light machine without baffle |
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