Optics and Precision Engineering, Volume. 29, Issue 11, 2567(2021)

Ghost image characteristic and experimental verification of focal plane in refractive optical systems

Yang LI*... Shu-long BAO, Sheng-bo MU and Li-bing JIN |Show fewer author(s)
Author Affiliations
  • Beijing Institute of Space Mechanics & Electricity, Beijing100094, China
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    Figures & Tables(13)
    Microstructure of photosensitive surface of detector
    Relationship between reflectivity and incident angle
    Relationship between reflectivity and wavelengths at normal incidence
    Model of optical system
    Optical system model in Light-tools
    Optical path of focus ghost image at different incident angles
    Enlarged views of positional relathonship between ghost image and primary image at different incident angles
    Sketch for self-made collimator
    Position of primary image and ghost image at different tilt angles
    Position of ghost image and main image in different fields of views
    • Table 1. Main optical parameters of optical system model

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      Table 1. Main optical parameters of optical system model

      指 标指标要求
      焦 距/mm119.6
      入瞳直径/mm39.86
      视场角/(°)±3
      探测器动态范围107
    • Table 2. Surface characteristic parameters of elements

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      Table 2. Surface characteristic parameters of elements

      主要零件反射率吸收率透过率
      窗口玻璃9190
      透镜10.050.0599
      探测器光敏面1585-
      透镜20.050.0599
      焦面保护玻璃0.050.0599
      探测器光敏面1585-
    • Table 3. Relationship between tilt angle of window and rotation angle of ghost image

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      Table 3. Relationship between tilt angle of window and rotation angle of ghost image

      测量次数窗口倾斜角度/(°)鬼像旋转角度/(º)(鬼像旋转角度-窗口倾斜角度)×2/(º)
      10.3880.7840.008
      20.7771.5610.007
      31.1112.2300.008
      41.4812.9650.003
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    Yang LI, Shu-long BAO, Sheng-bo MU, Li-bing JIN. Ghost image characteristic and experimental verification of focal plane in refractive optical systems[J]. Optics and Precision Engineering, 2021, 29(11): 2567

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    Paper Information

    Category: Modern Applied Optics

    Received: Dec. 2, 2020

    Accepted: --

    Published Online: Dec. 10, 2021

    The Author Email: LI Yang (lyshelly@sina.cn)

    DOI:10.37188/OPE.20212911.2567

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