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Acta Photonica Sinica, Volume. 53, Issue 1, 0106001(2024)

A Helical Multicore Optical Fiber Design for Coherent Imaging

Jinhu ZHENG1... Bingshen XU2, Henan SHEN1, Fei YU2,3,* and Jian CHEN1 |Show fewer author(s)
Author Affiliations
  • 1School of Optical-Electrical and Computer Engineering，University of Shanghai for Science and Technology，Shanghai 201800，China
  • 2The R&D Center for High Power Laser Components，Shanghai Institute of Optics and Fine Mechanics，Chinese Academy of Sciences，Shanghai 201800，China
  • 3School of Physics and Optoelectronic Engineering，Hangzhou Institute for Advanced Study，Hangzhou 310024，China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (8)
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    References (22)
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    Figures & Tables(8)
    Helical fiber geometry model

    Fig. 1. Helical fiber geometry model

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    COMSOL simulated optical fiber mode distribution

    Fig. 2. COMSOL simulated optical fiber mode distribution

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    Stacking of multi-core fiber

    Fig. 3. Stacking of multi-core fiber

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    Schematic diagram of refractive index distribution

    Fig. 4. Schematic diagram of refractive index distribution

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    Group delay difference between straight helical fiber cores per unit length

    Fig. 5. Group delay difference between straight helical fiber cores per unit length

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    Change of inter-core group delay under bending conditions

    Fig. 6. Change of inter-core group delay under bending conditions

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    Crosstalk between cores

    Fig. 7. Crosstalk between cores

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    • Table 1. The dimension radius of each layer of fiber core when the pitch is 10 cm and the core spacing is 20 μm

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      Table 1. The dimension radius of each layer of fiber core when the pitch is 10 cm and the core spacing is 20 μm

      Fiber core number01~67~1819~3637~6061~90
      Fiber radius/μm43.33.132.92.8
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    Jinhu ZHENG, Bingshen XU, Henan SHEN, Fei YU, Jian CHEN. A Helical Multicore Optical Fiber Design for Coherent Imaging[J]. Acta Photonica Sinica, 2024, 53(1): 0106001

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: May. 22, 2023

    Accepted: Sep. 4, 2023

    Published Online: Feb. 1, 2024

    The Author Email: YU Fei (yufei@siom.ac.cn)

    DOI:10.3788/gzxb20245301.0106001

    Topics

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