Infrared and Laser Engineering, Volume. 53, Issue 7, 20240140(2024)

Optical and mechanical system design of compact infrared simulator

Zexuan LI1, Wanglin YANG2, Shangzhong JIN1, Kexuan WU2, and Ziwei XU2
Author Affiliations
  • 1College of Optical and Electronic Technology, China Jiliang University, Hangzhou 310018, China
  • 2Beijing Zhenxing Institute of Metrology and Test, Beijing 100074, China
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    Figures & Tables(19)
    DMD working schematic diagram
    Composition diagram of the infrared simulation system
    Projection system optical path diagram
    MTF diagram of projection system
    Spot diagram of projection system
    Wave aberration diagram of projection system
    Field curvature and distortion diagram of projection system
    Lighting optical system design diagram
    Detector incoherent irradiance diagram
    Incoherent irradiance row screenshot
    Incoherent irradiance column screenshot
    (a) First order mode pattern diagram; (b) Second order mode pattern diagram; (c) Third order mode pattern diagram; (d) Fourth order mode pattern diagram
    X-direction deformation diagram
    X-direction equivalent stress response cloud diagram
    Y-direction deformation diagram
    Y-direction equivalent stress response cloud diagram
    Input resolution target diagram
    Thermal imager acquisition resolution target diagram
    • Table 1. Projection system index

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      Table 1. Projection system index

      VariableValue
      Band/μm3-5
      Field of view/(°)±6.75
      Focal length/mm59
      Entrance pupil/mm28
      Entry pupil diameter/mm850
      MTFMTF>0.4@36 lp/mm
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    Zexuan LI, Wanglin YANG, Shangzhong JIN, Kexuan WU, Ziwei XU. Optical and mechanical system design of compact infrared simulator[J]. Infrared and Laser Engineering, 2024, 53(7): 20240140

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    Paper Information

    Category: Optical design

    Received: Mar. 29, 2024

    Accepted: --

    Published Online: Aug. 9, 2024

    The Author Email:

    DOI:10.3788/IRLA20240140

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