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
Fig. 1. Tunable shearing holography setup to fabricate large-area polarization gratings
Fig. 2. 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
Fig. 3. (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.
Fig. 4. POM image of PG mask fabricated by circular polarization holography. The scale bar is 50 μm.
Fig. 5. POM images of PG fabricated by tunable shearing holography.(a)Λ=60 μm;(b)Λ=80 μm. The scale bars are all 100 μm.
Fig. 6. (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.
|
Get Citation
Copy Citation Text
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
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)