Acta Photonica Sinica, Volume. 49, Issue 3, 0301001(2020)

Numerical Model and Verification of Anisoplanatic Imaging Based on Time-varying Phase Screens

Ji-song JIANG1...2,3 and Ai-min JIANG1,23,* |Show fewer author(s)
Author Affiliations
  • 1National Astronomical Observatories, Chinese Academy of Sciences, Beijing 100101, China
  • 2Key Laboratory of Space Astronomy and Technology, Chinese Academy of Sciences, Beijing 100101, China
  • 3University of Chinese Academy of Sciences, Beijing 100049, China
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    Figures & Tables(9)
    Propagation model of light in multi-layer phase screens
    Method for generating anisoplanatic PSF with multi-layer phase screens
    The atmospheric turbulence profile models of H-V 5/7 and H-V 10/10 and position of phase screens
    The 14.4″ solar granulation image as object plane image
    Simulation results of anisoplanatic imaging of solar image stabilization system
    Comparison results of phase structure functions in row and column directions before and after improvement of time-varying phase screen generation method based on H-V 5/7 model
    Calculation results of r0 under two kinds of atmospheric turbulence profile models
    Calculation results of θ0 under two kinds of atmospheric turbulence profile models
    • Table 1. Parameters of atmospheric turbulence layers of H-V 5/7 model and H-V 10/10 model

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      Table 1. Parameters of atmospheric turbulence layers of H-V 5/7 model and H-V 10/10 model

      ParametersH-V 5/7 model/H-V 10/10 model
      First layerSecond layerThird layerFourth layer
      Position of phase screen/m205/206263 5/265 28 609/8 70013 497/13 680
      Atmospheric coherent length/m0.05/0.120.33/0.330.37/0.540.43/0.67
      Wind speed/m5.65/5.655.76/5.779.12/9.1634.20/34.37
      Grid size194214262302
      Size of phase screen/m1.731.902.332.69
      Theoretical valuer0=0.05 m/0.10 mθ0= 1.44″/2.11″
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    Ji-song JIANG, Ai-min JIANG. Numerical Model and Verification of Anisoplanatic Imaging Based on Time-varying Phase Screens[J]. Acta Photonica Sinica, 2020, 49(3): 0301001

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    Paper Information

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    Received: Nov. 14, 2019

    Accepted: Jan. 16, 2020

    Published Online: Apr. 24, 2020

    The Author Email: JIANG Ai-min (amjiang@bao.ac.cn)

    DOI:10.3788/gzxb20204903.0301001

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