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Laser & Optoelectronics Progress, Volume. 61, Issue 17, 1722001(2024)

Design of Virtual Ring Light Source and Noise Suppression for Fizeau Interference System

Gang Wang, Di Zhang, Yilei Hao, Bingcai Liu, Hongjun Wang, Ailing Tian, and Xueliang Zhu">**
Author Affiliations
  • Shaanxi Provincial Key Laboratory of Thin Film Technology and Optical Detection, School of Opto-Electronic Engineering, Xi'an Technological University, Xi'an 710021, Shaanxi, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (6)
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    References (11)
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    Figures & Tables(6)
    Schematic diagram of the virtual ring source principle

    Fig. 1. Schematic diagram of the virtual ring source principle

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    Schematic design of the virtual ring source structure

    Fig. 2. Schematic design of the virtual ring source structure

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    Wedge angle versus system wavefront error PV, RMS. (a)PV; (b)RMS

    Fig. 3. Wedge angle versus system wavefront error PV, RMS. (a)PV; (b)RMS

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    Comparison of noise point suppression effects. (a) Point light mode; (b) virtual circular light source mode; (c) contrast distribution curves

    Fig. 4. Comparison of noise point suppression effects. (a) Point light mode; (b) virtual circular light source mode; (c) contrast distribution curves

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    Normalised light intensity distribution curves. (a) Point light mode; (b) virtual circular light source mode

    Fig. 5. Normalised light intensity distribution curves. (a) Point light mode; (b) virtual circular light source mode

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    Comparison of interferograms affected by coherent noise. (a) Point light mode; (b) virtual circular light source mode; (c) contrast distribution curves

    Fig. 6. Comparison of interferograms affected by coherent noise. (a) Point light mode; (b) virtual circular light source mode; (c) contrast distribution curves

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    Gang Wang, Di Zhang, Yilei Hao, Bingcai Liu, Hongjun Wang, Ailing Tian, Xueliang Zhu. Design of Virtual Ring Light Source and Noise Suppression for Fizeau Interference System[J]. Laser & Optoelectronics Progress, 2024, 61(17): 1722001

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    Paper Information

    Category: Optical Design and Fabrication

    Received: Oct. 7, 2023

    Accepted: Feb. 1, 2024

    Published Online: Sep. 14, 2024

    The Author Email: Xueliang Zhu (zhuxueliang@xatu.edu.cn)

    DOI:10.3788/LOP232234

    CSTR:32186.14.LOP232234

    Topics

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