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Journal of Applied Optics, Volume. 46, Issue 1, 202(2025)

Interference evaluation of 10.6 μm pulse laser on infrared imaging systems

Hanyu ZHENG1,2, Yunzhe WANG1,2, Tao SUN1, and Junfeng SHAO1、*
Author Affiliations
  • 1Laboratory of Laser Interaction with Matter, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun 130033, China
  • 2University of Chinese Academy of Sciences, Beijing 100049, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (10)
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    References (20)
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    Figures & Tables(10)
    Image transformation and 3D stereogram

    Fig. 1. Image transformation and 3D stereogram

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    Conceptual diagram of experimental device

    Fig. 2. Conceptual diagram of experimental device

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    Steps for measuring with blade method

    Fig. 3. Steps for measuring with blade method

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    Infrared laser interference and target image

    Fig. 4. Infrared laser interference and target image

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    Long distance (r=1.7 m) interference images with different laser powers

    Fig. 5. Long distance (r=1.7 m) interference images with different laser powers

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    Close distance (r=1.1 m) interference images with different laser powers

    Fig. 6. Close distance (r=1.1 m) interference images with different laser powers

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    Long distance (r=1.7 m) interference image recognition results

    Fig. 7. Long distance (r=1.7 m) interference image recognition results

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    Close distance (r=1.1 m) interference image recognition results

    Fig. 8. Close distance (r=1.1 m) interference image recognition results

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    Similarity evaluation curves of different laser powers

    Fig. 9. Similarity evaluation curves of different laser powers

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    • Table 1. Experimental measurement results of laser interference effect

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      Table 1. Experimental measurement results of laser interference effect

      序号到靶功率/mW光斑半径/μm到靶功率密度（W/cm2）干扰像元数
      近距离远距离
      10.0011826.50.8913101041310428
      20.0017016.51.2818581093810992
      30.0024466.51.8435321172611842
      40.0035176.52.6513171219712301
      50.0050586.53.8130501527115362
      60.0072756.55.4838231558715693
      70.0194606.514.669222608127947
      80.0520576.539.240184189742064
      90.1392556.5104.9674486252764691
      100.3725076.5280.788027385674119
      111.5943316.51201.772727479875586
      126.8237406.55143.587289505295986
      1329.205606.522014.55356123792127443
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    Hanyu ZHENG, Yunzhe WANG, Tao SUN, Junfeng SHAO. Interference evaluation of 10.6 μm pulse laser on infrared imaging systems[J]. Journal of Applied Optics, 2025, 46(1): 202

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    Paper Information

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    Received: Dec. 14, 2023

    Accepted: --

    Published Online: Apr. 1, 2025

    The Author Email: Junfeng SHAO (邵俊峰)

    DOI:10.5768/JAO202546.0107002

    Topics

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