• Acta Photonica Sinica
  • Vol. 50, Issue 5, 223 (2021)
Bihai TU1、2、3, Pingping YAO1、3、*, Shu LI4, Rufang TI1、3, Binghuan MENG1、3, Chan HUANG1、2、3, and Jin HONG1、3
Author Affiliations
  • 1Anhui Institute of Optics and Fine Mechanics,Hefei Institutes of Physical Science, Chinese Academy of Science, Hefei23003,China
  • 2University of Science and Technology of China, Hefei3006,China
  • 3Key Laboratory of Optical Calibration and Characterization,Chinese Academy of Science,Hefei2001,China
  • 4College of Electronic Engineering and Automation, Guilin University of Electronic Science and Technology, Guilin, Guangxi5100, China
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    DOI: 10.3788/gzxb20215005.0512003 Cite this Article
    Bihai TU, Pingping YAO, Shu LI, Rufang TI, Binghuan MENG, Chan HUANG, Jin HONG. Polarization Parameter Validation of Directional Polarimetric Camera Based on Cloud Polarization[J]. Acta Photonica Sinica, 2021, 50(5): 223 Copy Citation Text show less
    Schematic diagram of imaging system
    Fig. 1. Schematic diagram of imaging system
    Polarization radiation response diagram
    Fig. 2. Polarization radiation response diagram
    Polarization effect of lens at 865 nm
    Fig. 3. Polarization effect of lens at 865 nm
    Reflectance and polarization reflectance of cloud at 865 nm
    Fig. 4. Reflectance and polarization reflectance of cloud at 865 nm
    Polarization parameter validation process
    Fig. 5. Polarization parameter validation process
    Data preview
    Fig. 6. Data preview
    Data of liquid cloud
    Fig. 7. Data of liquid cloud
    Data and parameters of DPC
    Fig. 8. Data and parameters of DPC
    Polarization effect validation
    Fig. 9. Polarization effect validation
    ContentParameter
    Field of view118.74°
    Number of multi-angle9 (along orbit)
    Spectral band443 nm;565 nm;763 nm;765 nm;910 nm;490 nm(P);670 nm(P);865 nm(P)
    Angle of polarizer0°; 60°; 120°
    Detector array size512×512
    Pixel size22.5 μm×22.5 μm
    Focal length of system4.833 mm
    Relative aperture1∶4
    Table 1. Parameter description of polarization imager
    T1T2T3Valid points
    Scene 600.993 310.996 31 170
    Scene 610.994 110.997 9678
    Scene 620.993 710.995 41 096
    Average0.993 710.996 5981
    Table 2. Relative transmittance calculation
    Bihai TU, Pingping YAO, Shu LI, Rufang TI, Binghuan MENG, Chan HUANG, Jin HONG. Polarization Parameter Validation of Directional Polarimetric Camera Based on Cloud Polarization[J]. Acta Photonica Sinica, 2021, 50(5): 223
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