Acta Photonica Sinica, Volume. 53, Issue 2, 0222001(2024)

Design of Optical-mechanical System of Catadioptric Aerial Mapping Camera Based on Secondary Mirror Image Motion Compensation

Hongwei ZHANG, Rui QU, Weining CHEN, and Hongtao YANG*
Author Affiliations
  • Aircraft Optical Imaging and Monitoring and Measurement Technology Laboratory,Xi'an Institute of Optics and Precision Mechanics,Chinese Academy of Sciences,Xi'an 710119,China
  • show less
    Figures & Tables(9)
    The relationship between the amount of secondary mirror misalignment and the aberration field offset vector
    Image motion compensation principle of the catadioptric mapping camera
    Eccentricity vector introduced by the motion of the secondary mirror
    Schematic of aerial mapping camera optical system and spectroscopic prisms
    Structure model of optical imaging camera
    MTF of the optical system under different deflection angles of secondary mirror
    Two-dimensional image motion compensation test
    Comprehensive image motion compensation outfield imaging test
    • Table 1. System parameters

      View table
      View in Article

      Table 1. System parameters

      ParameterValue
      Flight parametersFlight speed180~280 km/h
      Flight height1~7.5 km
      Working temperature-40 ℃~+60 ℃
      Camera parametersSpectrum435~900 nm
      Effective focal length450 mm
      Field of view4.17°×3.13°
      F-number4.2
      MTF≥0.2(80 lp/mm @ all FOV)
    Tools

    Get Citation

    Copy Citation Text

    Hongwei ZHANG, Rui QU, Weining CHEN, Hongtao YANG. Design of Optical-mechanical System of Catadioptric Aerial Mapping Camera Based on Secondary Mirror Image Motion Compensation[J]. Acta Photonica Sinica, 2024, 53(2): 0222001

    Download Citation

    EndNote(RIS)BibTexPlain Text
    Save article for my favorites
    Paper Information

    Category: Optical Design and Fabrication

    Received: Jul. 18, 2023

    Accepted: Sep. 26, 2023

    Published Online: Mar. 28, 2024

    The Author Email: YANG Hongtao (yanght@opt.ac.cn)

    DOI:10.3788/gzxb20245302.0222001

    Topics