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Acta Optica Sinica, Volume. 45, Issue 16, 1611001(2025)

Research on High Radiation-Resistant Imaging System Based on Fiber Optic Image Bundles

Wenlong Li1,2,3,4, Yanbo An5, Duoyao Wang1,3,4, Depeng Kong1,3,4、*, Huangrong Xu1, Zhen Liu1,4, Yuan Yuan1,4, Zhengquan He1,4, Pengfei Wang1,4, Yantao Xu1,3,4, and Haitao Guo1,3,4
Author Affiliations
  • 1State Key Laboratory of Ultrafast Optical Science and Technology, Xi’an Institute of Optics and Precision Mechanics, Chinese Academy of Sciences, Xi’an 710119, Shaanxi , China
  • 2School of Electronic Science and Engineering, Faculty of Electronic and Information Engineering, Xi’an Jiaotong University, Xi’an 710049, Shaanxi , China
  • 3Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China
  • 4Research Laboratory of Photonic Functional Materials and Devices, Xi’an Institute of Optics and Precision Mechanics, Chinese Academy of Sciences, Xi’an 710119, Shaanxi , China
  • 5Nuclear Power Institute of China, Chengdu 610213, Sichuan , China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (20)
    Equations (0)
    References (30)
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    Figures & Tables(20)
    Schematic diagram of operating principle of radiation-resistant optical imaging system

    Fig. 1. Schematic diagram of operating principle of radiation-resistant optical imaging system

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    Principle diagram of optical fiber image transmission bundle made by method of wire arrangement and lamination

    Fig. 2. Principle diagram of optical fiber image transmission bundle made by method of wire arrangement and lamination

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    End-face image of fiber optic image bundle

    Fig. 3. End-face image of fiber optic image bundle

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    Schematic diagram of the initial structure of the radiation-resistant objective lens optical system

    Fig. 4. Schematic diagram of the initial structure of the radiation-resistant objective lens optical system

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    Schematic diagram of the final structure of the radiation-resistant objective lens optical system

    Fig. 5. Schematic diagram of the final structure of the radiation-resistant objective lens optical system

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    Modulation transfer function

    Fig. 6. Modulation transfer function

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    Spot diagram

    Fig. 7. Spot diagram

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    Lateral chromatic aberration

    Fig. 8. Lateral chromatic aberration

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    Modulation transfer functions for different operating distances. (a) 3 m; (b) 5 m; (c) 7 m; (d) 10 m

    Fig. 9. Modulation transfer functions for different operating distances. (a) 3 m; (b) 5 m; (c) 7 m; (d) 10 m

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    Radiation-resistant optical imaging system. (a) Schematic diagram of the structure; (b) physical photos

    Fig. 10. Radiation-resistant optical imaging system. (a) Schematic diagram of the structure; (b) physical photos

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    Resolution test results of radiation-resistant optical imaging system. (a) Resolution of objective lens; (b) resolution of coupling imaging lens; (c) resolution of radiation-hardened imaging system

    Fig. 11. Resolution test results of radiation-resistant optical imaging system. (a) Resolution of objective lens; (b) resolution of coupling imaging lens; (c) resolution of radiation-hardened imaging system

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    Resolution test results of radiation-resistant imaging system at different irradiation dose points. (a) 0 Gy; (b) 2.50×105 Gy; (c) 5.00×105 Gy; (d) 7.50×105 Gy; (e) 1.00×106 Gy; (f) 1.21×106 Gy

    Fig. 12. Resolution test results of radiation-resistant imaging system at different irradiation dose points. (a) 0 Gy; (b) 2.50×105 Gy; (c) 5.00×105 Gy; (d) 7.50×105 Gy; (e) 1.00×106 Gy; (f) 1.21×106 Gy

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    Transmittance curves of object lens of the radiation-resistant imaging system after different doses of irradiation

    Fig. 13. Transmittance curves of object lens of the radiation-resistant imaging system after different doses of irradiation

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    Transmittance curves of imaging beam before and after irradiation

    Fig. 14. Transmittance curves of imaging beam before and after irradiation

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    Underwater resolution test results of radiation-resistant optical imaging system. (a) Before irradiation; (b) irradiation dose is 1.21×106 Gy

    Fig. 15. Underwater resolution test results of radiation-resistant optical imaging system. (a) Before irradiation; (b) irradiation dose is 1.21×106 Gy

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    • Table 1. Design parameters of fiber optic image bundles

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      Table 1. Design parameters of fiber optic image bundles

      ParameterValue
      Fiber diameter /μm20
      Resolution /(lp/mm)25
      Number of pixels730×730
      Effective area of optical fiber bundles /(mm×mm)15×15
      Length of optical fiber bundle /m0.8
      NA0.2

    • Table 2. Design parameters of objective lens

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      Table 2. Design parameters of objective lens

      ParameterValue
      Working distance /mm1000
      F-number5.63
      Central wavelength /nm486, 587, 656
      Field of view angle /(°)50
      Back focal length /mm≥10
      Total length of optical system /mm≤100

    • Table 3. Final structural parameters of the objective lens

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      Table 3. Final structural parameters of the objective lens

      SurfaceTypeRadius /mmThickness /mmMaterial
      Object planeStandardInfinity1000.000Water
      1StandardInfinity4.000Silica
      2StandardInfinity10.000—
      3Standard48.7293.340Silica
      4StandardInfinity1.000—
      5Standard7.4525.850Silica
      6Standard3.4244.840—
      StopStandardInfinity1.120—
      8Standard-22.2963.200Silica
      9Standard-4.0741.080—
      10Standard-4.0942.000ZF706
      11Standard-7.7110.900—
      12Standard-40.0953.670Silica
      13Standard-10.3864.530—
      14Standard36.4744.060Silica
      15Standard-36.47414.544—
      Image planeStandardInfinity——

    • Table 4. Results of Monte Carlo tolerance analysis

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      Table 4. Results of Monte Carlo tolerance analysis

      Percentage of Monte Carlo samples /%MTF
      980.4797
      900.5499
      800.5853
      500.6571
      200.7053
      100.7203

    • Table 5. Performance parameter comparison between fiber-optic image bundle-based imaging system and conventional radiation-resistant imaging systems

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      Table 5. Performance parameter comparison between fiber-optic image bundle-based imaging system and conventional radiation-resistant imaging systems

      ManufacturerProduct modelTotal irradiation dose /GyDose rate /(Gy/h)Country
      XIOPM, CASJS-FZH-0011.21×1061.0×104China
      Ahlberg CamerasN35HR1.00×1061.0×104Sweden
      CentronicCR2261.00×1061.0×104UK
      AE CompanyN82Z1.00×1041.0×103UK
      IOE, CASIOE-HPRC-15.00×1055.0×103China
      QIRUIRH-CAM-Z Series1.00×1041.0×103China
      Shanghai XingluHTS-HGD200CH/141.00×1035China
      HIKVISIONIDS-2XC9615-NP1.00×1043.0×102China
      IME, CASBHBZAIOM-80-051.00×1053.0×103China
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    Wenlong Li, Yanbo An, Duoyao Wang, Depeng Kong, Huangrong Xu, Zhen Liu, Yuan Yuan, Zhengquan He, Pengfei Wang, Yantao Xu, Haitao Guo. Research on High Radiation-Resistant Imaging System Based on Fiber Optic Image Bundles[J]. Acta Optica Sinica, 2025, 45(16): 1611001

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    Paper Information

    Category: Imaging Systems

    Received: Apr. 3, 2025

    Accepted: May. 19, 2025

    Published Online: Aug. 8, 2025

    The Author Email: Depeng Kong (kongdp@opt.ac.cn)

    DOI:10.3788/AOS250843

    CSTR:32393.14.AOS250843

    Topics

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