Acta Optica Sinica, Volume. 44, Issue 23, 2322003(2024)

Design of Shaping Optical System for Double-Cone Lens Antenna

Xianzhu Liu1, Da Xu1、*, Qiaochu Yang1, Gaofei Sun1, Lin Li2, Jiawei Zheng1, Yutian Peng1, Zhuoao Wen1, and Huilin Jiang1
Author Affiliations
  • 1Changchun University of Science and Technology, Institute of Space Ophotoelectronics Technology, Changchun 130022, Jilin , China
  • 2Beijing Institute of Control Engineering, Beijing 100190, China
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    Figures & Tables(17)
    Structures of Cassegrain antenna optical systems. (a) Antenna system without shaping system; (b) antenna system with shaping system
    Schematic diagram of light propagation of a conical lens
    Structure of symmetrical-placed double-cone lens shaping system
    Structure of Cassegrain optical structure
    Light path of double-cone lens shaping system
    Spot of double-cone lens shaping system
    Effect of plastic lens top angle on transmission efficiency
    Schematic diagram of plastic lens adjustment error
    Schematic diagrams of light spot shape at each position
    Transmission efficiency of different tilt angles, off-axes and axial displacements. (a) Tilt angle; (b) off-axis; (c) axial displacement
    Experimental platform for laser transmission efficiency of shaping system
    • Table 1. Test results of transmission efficiency under tilt influence at 1550 nm laser

      View table

      Table 1. Test results of transmission efficiency under tilt influence at 1550 nm laser

      Tilt angle /(°)-0.01600.016
      Diffraction efficiency /%93.5195.8593.20
    • Table 2. Test results of transmission efficiency under off-axis influence at 1550 nm laser

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      Table 2. Test results of transmission efficiency under off-axis influence at 1550 nm laser

      Off-axis /mm-0.020-0.015-0.010-0.00500.0050.0100.0150.020
      Diffraction efficiency /%93.1494.0094.2195.1995.8595.2594.6094.1293.31
    • Table 3. Test results of transmission efficiency under axial displacement influence at 1550 nm laser

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      Table 3. Test results of transmission efficiency under axial displacement influence at 1550 nm laser

      Axial Displacement /mm-0.050-0.045-0.030-0.01500.0150.0300.0450.050
      Diffraction efficiency /%94.9295.1295.5195.7195.8594.8192.7890.7088.21
    • Table 4. Test results of transmission efficiency under tiltinfluence at 1064 nm and 940 nm laser

      View table

      Table 4. Test results of transmission efficiency under tiltinfluence at 1064 nm and 940 nm laser

      Tilt angle /(°)Diffraction efficiency /%
      1064 nm940 nm
      -0.01693.5593.42
      095.8295.61
      0.01693.2293.13
    • Table 5. Test results of transmission efficiency under off-axis influence at 1064 nm and 940 nm laser

      View table

      Table 5. Test results of transmission efficiency under off-axis influence at 1064 nm and 940 nm laser

      Off-axis /mmDiffraction efficiency /%
      1064 nm940 nm
      -0.02093.1593.11
      -0.01594.0893.90
      -0.01094.2094.17
      -0.00595.1695.15
      095.8295.61
      0.00595.2095.19
      0.01094.6194.54
      0.01594.0894.02
      0.02093.2593.19
    • Table 6. Test results of transmission efficiency under axial displacement influence at 1064 nm and 940 nm laser

      View table

      Table 6. Test results of transmission efficiency under axial displacement influence at 1064 nm and 940 nm laser

      Axial Displacement /mmDiffraction efficiency /%
      1064 nm940 nm
      -0.05094.9494.89
      -0.04595.1395.10
      -0.03095.5095.46
      -0.01595.6695.65
      095.8295.61
      0.01594.8094.75
      0.03092.7392.70
      0.04590.7290.61
      0.05088.1988.11
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    Xianzhu Liu, Da Xu, Qiaochu Yang, Gaofei Sun, Lin Li, Jiawei Zheng, Yutian Peng, Zhuoao Wen, Huilin Jiang. Design of Shaping Optical System for Double-Cone Lens Antenna[J]. Acta Optica Sinica, 2024, 44(23): 2322003

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    Paper Information

    Category: Optical Design and Fabrication

    Received: Jun. 25, 2024

    Accepted: Sep. 30, 2024

    Published Online: Dec. 11, 2024

    The Author Email: Xu Da (418168115@qq.com)

    DOI:10.3788/AOS241207

    CSTR:32393.14.AOS241207

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