• Acta Optica Sinica
  • Vol. 42, Issue 18, 1812005 (2022)
Yongxing Yang1,2, Xinrui Wang1,2, Yunzhi Zhu3, Xinhua Lai4..., Qitong Li1,2, Beibei Chen1,2, Jingyuan Zhang1,2 and Jinpeng Li1,2,3,*|Show fewer author(s)
Author Affiliations
  • 1University of Science and Technology of China, Hefei 230022, Anhui, China
  • 2Nanjing Research Center of Astronomical Instruments, University of Science and Technology of China, Nanjing 210042, Jiangsu, China
  • 3Nanjing Astronomical Instruments Co., Ltd., Chinese Academy of Sciences, Nanjing 210042, Jiangsu, China
  • 4Mathematics & Science College of Shanghai Normal University, Shanghai 200234, China
  • show less
    DOI: 10.3788/AOS202242.1812005 Cite this Article Set citation alerts
    Yongxing Yang, Xinrui Wang, Yunzhi Zhu, Xinhua Lai, Qitong Li, Beibei Chen, Jingyuan Zhang, Jinpeng Li. Star Simulation Technology Based on High-Precision Jitter Compensation System[J]. Acta Optica Sinica, 2022, 42(18): 1812005 Copy Citation Text show less
    Lightpath of high precision jitter compensation system
    Fig. 1. Lightpath of high precision jitter compensation system
    Lightpath of multiple target synthetic star map
    Fig. 2. Lightpath of multiple target synthetic star map
    Lightpath for detecting vibration signals
    Fig. 3. Lightpath for detecting vibration signals
    Frame of compensation mirror
    Fig. 4. Frame of compensation mirror
    Zemax ray tracing diagram
    Fig. 5. Zemax ray tracing diagram
    Star map on the detector image plane
    Fig. 6. Star map on the detector image plane
    Compensation system resolution test results
    Fig. 7. Compensation system resolution test results
    Detection star calibration function
    Fig. 8. Detection star calibration function
    Test results of jitter compensation accuracy
    Fig. 9. Test results of jitter compensation accuracy
    Test lightpath diagram
    Fig. 10. Test lightpath diagram
    Picture of performance test of jitter compensation accuracy
    Fig. 11. Picture of performance test of jitter compensation accuracy
    Compensation mirror deflection test results along different axes. (a) X axis; (b) Y axis
    Fig. 12. Compensation mirror deflection test results along different axes. (a) X axis; (b) Y axis
    Compensation accuracy test results
    Fig. 13. Compensation accuracy test results
    Measured star map
    Fig. 14. Measured star map
    Uncompensated star point scatter diagram
    Fig. 15. Uncompensated star point scatter diagram
    Compensated star point scatter diagram
    Fig. 16. Compensated star point scatter diagram
    Model typeSetting
    Light source

    Source point;

    Total rays:100000;

    Polarization:random polarization;

    Cone angle:3°

    Jitter compensation mirror

    Silver-plated film;

    Reflectivity:98.7%;

    Wavelength:0.4-0.9 μm

    Starlight collimating lens

    Field:±6.3°;

    Aperture value:40 mm;

    Effective focal length:330.046 mm

    Off-axis triple reflection system

    Object type:paraxial lens;

    Focal length:3000 mm

    Detector

    Type:detector rectangle;

    Full width at half maximum:2.5 mm;

    Pixel No.:1000

    Small reflector

    Diameter:20 mm;

    Surface property:silver plated reflective film

    Table 1. Ray tracing parameters
    Measurement serial numberDeflection angle /μradStar center coordinates /pixel
    1600.00461.15315
    2600.05461.11479
    3600.10461.06843
    4600.15461.02907
    5600.20460.98971
    6600.25460.94293
    7600.30460.90499
    8600.35460.86563
    9600.40460.82927
    10600.45460.78291
    11600.50460.73255
    12600.55460.69818
    13600.60460.65982
    Table 2. Compensation resolution test results
    CategoryParameter
    Multi-star dot board

    Diameter:77 mm;

    Transmittance:0.0001

    Single star dot board

    Diameter:12.7 mm;

    Transmittance:0.0001;

    Star point size:50 μm

    Starlight collimating lens

    Field:±6.3°;

    Aperture value:40 mm;

    Effective focal length:330.046 mm

    Off-axis triple reflection system

    Field:±2°;

    Focal length:3000 mm;

    Light output aperture:300 mm

    Detector

    Type:detector rectangle;

    Full width at half maximum:2.5 mm;

    Pixel No.:1000

    Star sensor

    Field:±2°;

    Focal length:1000 mm

    Table 3. Star simulation experiment parameters
    Yongxing Yang, Xinrui Wang, Yunzhi Zhu, Xinhua Lai, Qitong Li, Beibei Chen, Jingyuan Zhang, Jinpeng Li. Star Simulation Technology Based on High-Precision Jitter Compensation System[J]. Acta Optica Sinica, 2022, 42(18): 1812005
    Download Citation