Chinese Journal of Liquid Crystals and Displays, Volume. 39, Issue 5, 602(2024)

Fabrication method of large-area polarization grating based on tunable shearing holography

Hao SHEN, Jiazhu DUAN, Yibo CHEN, Ran QIAO, Dapeng LI, Jiancheng ZENG, Zhixue SHEN, Xiangjie ZHAO*, and Dayong ZHANG**
Author Affiliations
  • Institute of Fluid Physics,China Academy of Engineering Physics,Mianyang 621900,China
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    Figures & Tables(7)
    Tunable shearing holography setup to fabricate large-area polarization gratings
    Vector representations of PG mask diffraction in direction-cosine space.(a)The first PG mask diffraction vector;(b)The second PG mask diffraction vector and the final beam direction vector G.
    (a)Relationship between half splitting angles of two recording beams and PG masks orientations for various beam diameters transmitted through second PG mask;(b)Relationship between corresponding period of replicated grating and PG masks orientations for various beam diameters transmitted through second PG mask.
    POM image of PG mask fabricated by circular polarization holography. The scale bar is 50 μm.
    POM images of PG fabricated by tunable shearing holography.(a)Λ=60 μm;(b)Λ=80 μm. The scale bars are all 100 μm.
    (a)Photograph of the polarization grating with 200 mm diameter and 60 μm period fabricated by tunable shearing holography,the inset shows white light diffration;(b)Diffraction pattern of the polarization grating with 532 nm linear polarized laser,the inset shows diagram of measurement zone-map in the polarization grating.
    • Table 1. Diffraction efficiency and period of different zone in the polarization grating

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      Table 1. Diffraction efficiency and period of different zone in the polarization grating

      位置±1级次效率/%0级次效率/%其他级次效率/%计算周期/μm
      199.10.840.0659.859
      298.91.020.0859.869
      398.91.050.0559.837
      499.10.830.0759.858
      598.91.040.0659.841
      699.10.840.0659.872
      799.10.840.0659.879
      899.30.630.0759.869
      999.10.840.0659.871
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    Hao SHEN, Jiazhu DUAN, Yibo CHEN, Ran QIAO, Dapeng LI, Jiancheng ZENG, Zhixue SHEN, Xiangjie ZHAO, Dayong ZHANG. Fabrication method of large-area polarization grating based on tunable shearing holography[J]. Chinese Journal of Liquid Crystals and Displays, 2024, 39(5): 602

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    Paper Information

    Category: Research Articles

    Received: Feb. 29, 2024

    Accepted: --

    Published Online: Jul. 8, 2024

    The Author Email: Xiangjie ZHAO (zxjdouble@gmail.com), Dayong ZHANG (zdywxl874@sohu.com)

    DOI:10.37188/CJLCD.2024-0062

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