Journals Articles Conferences News About CLP
Submit a paper Email Alert
Search
Search
Articles
Journals
News
Advanced Search
Top Searches
2D MaterialsTransformation opticsQuantum PhotonicsSmall lasersSemiconductor UV PhotonicsSupersymmetric microring laser arrays

Acta Optica Sinica, Volume. 44, Issue 7, 0726001(2024)

Beam Shaping Algorithm Based on High-Order Quasi-Discrete Hankel Transform

Hui Yu1,2, Xinhui Ding1,2, Dawei Li1, Qiong Zhou1, Lü Fengnian1, and Xingqiang Lu1、*
Author Affiliations
  • 1Key Laboratory of High Power Laser and Physics, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China
  • 2Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China
    • show less
    AbstractGet PDF(in Chinese)
    Figures&Tables (7)
    Equations (0)
    References (25)
    Tools
    Paper Information
    Topics
    Figures & Tables(7)
    Schematic diagram of beam shaping of 2f system

    Fig. 1. Schematic diagram of beam shaping of 2f system

    Download full size
    Flow diagram of GS algorithm

    Fig. 2. Flow diagram of GS algorithm

    Download full size
    Simulation results of CA beam, Bessel beam, and LG beam calculated based on GS algorithm and pQDHT-GS algorithm. (a1)-(c1) Phase distributions of DOEs based on GS algorithm; (d1)-(f1) intensity distributions of focal plane based on GS algorithm; (a2)-(c2) phase distributions of DOEs based on pQDHT-GS algorithm; (d2)-(f2) intensity distributions of focal plane based on pQDHT-GS algorithm

    Fig. 3. Simulation results of CA beam, Bessel beam, and LG beam calculated based on GS algorithm and pQDHT-GS algorithm. (a1)-(c1) Phase distributions of DOEs based on GS algorithm; (d1)-(f1) intensity distributions of focal plane based on GS algorithm; (a2)-(c2) phase distributions of DOEs based on pQDHT-GS algorithm; (d2)-(f2) intensity distributions of focal plane based on pQDHT-GS algorithm

    Download full size
    Comparison between focal plane beam profile (FTBP) and target beam profile (TBP). (a)-(c) Calculation results based on GS algorithm; (d)-(f) calculation results based on pQDHT-GS algorithm

    Fig. 4. Comparison between focal plane beam profile (FTBP) and target beam profile (TBP). (a)-(c) Calculation results based on GS algorithm; (d)-(f) calculation results based on pQDHT-GS algorithm

    Download full size
    Experimental light path diagram

    Fig. 5. Experimental light path diagram

    Download full size
    Target beam and experimental results. (a) CA beam; (b) experimental result; (c) filtered experimental result after filtering

    Fig. 6. Target beam and experimental results. (a) CA beam; (b) experimental result; (c) filtered experimental result after filtering

    Download full size

    • Table 1. Simulation comparison results

      View table

      Table 1. Simulation comparison results

      Number of iterationSampling numberGS algorithmpQDHT-GS algorithm
      δξ /%CPU time /sδξ /%CPU time /s
      500512×5120.23899.9532.790.19698.440.43
      1000512×5120.23299.9560.450.19698.440.79
      5001024×10240.26399.89143.610.21999.271.85
      10001024×10240.25999.88307.310.21999.273.48
    Tools

    Get Citation

    Copy Citation Text

    Hui Yu, Xinhui Ding, Dawei Li, Qiong Zhou, Lü Fengnian, Xingqiang Lu. Beam Shaping Algorithm Based on High-Order Quasi-Discrete Hankel Transform[J]. Acta Optica Sinica, 2024, 44(7): 0726001

    Download Citation

    EndNote(RIS)BibTexPlain Text
    Set citation alerts for article
    Save article for my favorites
    Paper Information

    Category: Physical Optics

    Received: Dec. 26, 2023

    Accepted: Jan. 22, 2024

    Published Online: Apr. 11, 2024

    The Author Email: Lu Xingqiang (xingqianglu@siom.ac.cn)

    DOI:10.3788/AOS231988

    CSTR:32393.14.AOS231988

    Topics

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