Acta Photonica Sinica, Volume. 53, Issue 9, 0911002(2024)

Polarization Error Analysis and Polarization Calibration Method for Division of Focal-plane Polarimeter Camera

Wei WANG1... Haiyu ZHANG1, Lianbao KE1, Qing KANG2, Jianjun LI2 and Hai BI1,* |Show fewer author(s)
Author Affiliations
  • 1Jihua Laboratory, Foshan 528200, China
  • 2China Key Laboratory of Optical Calibration and Characterization, Anhui Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Hefei 230026, China
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    Figures & Tables(14)
    Schematic diagram of DOFP camera structure
    Polarization azimuth distribution in micro-polarizer array
    Camera response varying with polarization angle of incident light
    Measurement errors of DoLP with the errors of the relative transmission
    The measurement error of DoLP with the DoLP and AoP of incident light when the relative transmission deviate
    Measurement errors of DoLP with the deviation of the Polarization azimuth
    The measurement error of DoLP with the DoLP and AoP of incident light when the Polarization azimuth deviate
    Schematic diagram of polarization azimuth measurement
    Schematic diagram of polarization azimuth test data
    Schematic diagram of relative transmittance measurement
    Test results of relative response values ratio for DOFP camera
    • Table 1. Calculation and design values of polarization azimuth angle

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      Table 1. Calculation and design values of polarization azimuth angle

      Polarization azimuth angleCalculation values/(°)Design values/(°)Deviation value/(°)
      P189.9290-0.08
      P244.9645-0.04
      P3134.551350.45
      P4000
    • Table 2. Test results of relative transmittance

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      Table 2. Test results of relative transmittance

      Polarization azimuthP1P2P3P4
      Relative transmittance0.9651.0001.0101.000
    • Table 3. Calculation results of the measured DoLP

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      Table 3. Calculation results of the measured DoLP

      AoP of Incident light /(°)DoLP before calibrationDoLP after calibration
      00.953 20.998 6
      100.959 31.001 2
      200.964 91.004 1
      300.968 41.006 6
      400.968 81.007 6
      500.965 21.005 0
      600.960 30.999 7
      700.958 60.994 9
      800.962 30.992 7
      900.969 80.992 8
      1000.976 80.993 7
      1100.981 10.995 7
      1200.981 60.998 6
      1300.977 11.000 9
      1400.967 81.000 4
      1500.956 90.997 4
      1600.949 50.995 3
      1700.948 70.995 9
      1800.953 20.998 5
      Average value0.964 40.998 9
      Relative standard deviation1.02%0.44%
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    Wei WANG, Haiyu ZHANG, Lianbao KE, Qing KANG, Jianjun LI, Hai BI. Polarization Error Analysis and Polarization Calibration Method for Division of Focal-plane Polarimeter Camera[J]. Acta Photonica Sinica, 2024, 53(9): 0911002

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    Paper Information

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    Received: Feb. 19, 2024

    Accepted: Mar. 27, 2024

    Published Online: Nov. 13, 2024

    The Author Email: BI Hai (bihai@jihualab.com)

    DOI:10.3788/gzxb20245309.0911002

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