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Laser & Optoelectronics Progress, Volume. 61, Issue 4, 0411012(2024)

Optical Design of Ozone Lidar Four-Channel Fiber Spectrometer

Jianwen Zhang1,2, Bo Li1、*, Guanyu Lin1, Guochao Gu1, Hanshuang Li1, Xiaoxu Wang1, and Denghui Hu3
Author Affiliations
  • 1Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, Jilin, China
  • 2University of Chinese Academy of Sciences, Beijing 100049, China
  • 3Innovation Academy for Microsatellites, Chinese Academy of Sciences, Shanghai 201200, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (10)
    Equations (9)
    References (16)
    Cited By (1)
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    Figures & Tables(10)
    Optical layout of the ozone lidar

    Fig. 1. Optical layout of the ozone lidar

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    Czerny-Turner spectrometer structure

    Fig. 2. Czerny-Turner spectrometer structure

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    Relation between grating diffraction angle and incident angle

    Fig. 3. Relation between grating diffraction angle and incident angle

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    Final structure of the Czerny-Turner spectrometer

    Fig. 4. Final structure of the Czerny-Turner spectrometer

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    Optical design of the spectrometer

    Fig. 5. Optical design of the spectrometer

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    MTF curves of spectrometer at different wavelengths and FOVs. (a) 532 nm; (b) 316 nm; (c) 289 nm; (d) 266 nm

    Fig. 6. MTF curves of spectrometer at different wavelengths and FOVs. (a) 532 nm; (b) 316 nm; (c) 289 nm; (d) 266 nm

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    Curvature fitting of exit slit. (a) 532 nm; (b) 316 nm; (c) 289 nm; (d) 266 nm

    Fig. 7. Curvature fitting of exit slit. (a) 532 nm; (b) 316 nm; (c) 289 nm; (d) 266 nm

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    Fitting of the energy density distribution. (a) 532 nm; (b) 316 nm; (c) 289 nm; (d) 266 nm

    Fig. 8. Fitting of the energy density distribution. (a) 532 nm; (b) 316 nm; (c) 289 nm; (d) 266 nm

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    • Table 1. Parameters of the ozone lidar

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      Table 1. Parameters of the ozone lidar

      ParameterValueParameterValue
      Wavelength266 nm，289 nm，316 nm，532 nmDetection range0.4‒3 km
      Receiving diameter300 mmReceived FOV≤1.5 mrad（adjustable）
      Receiving systemCassegrain telescopeDivergence angle≤0.2 mrad

    • Table 2. Parameters of the spectrometer

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      Table 2. Parameters of the spectrometer

      ParameterValueParameterValue
      Optical fiber numerical aperture（NA）0.12Length of linear optical fiber11 mm
      Receiving area4 mm×13 mmWavelength266 nm，289 nm，316 nm，532 nm
      Photomultiplier size19 mm×19 mm×49 mmSpectral resolution<1 nm
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    Jianwen Zhang, Bo Li, Guanyu Lin, Guochao Gu, Hanshuang Li, Xiaoxu Wang, Denghui Hu. Optical Design of Ozone Lidar Four-Channel Fiber Spectrometer[J]. Laser & Optoelectronics Progress, 2024, 61(4): 0411012

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    Paper Information

    Category: Imaging Systems

    Received: Nov. 23, 2022

    Accepted: Feb. 8, 2023

    Published Online: Feb. 26, 2024

    The Author Email: Bo Li (libo0008429@163.com)

    DOI:10.3788/LOP223138

    CSTR:32186.14.LOP223138

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology