Chinese Journal of Liquid Crystals and Displays, Volume. 37, Issue 9, 1132(2022)
Fabrication of liquid crystal optical elements based on SLM projection splicing technology
Fig. 1. Optical path diagram of projection mosaic system based on SLM
Fig. 2. (a) Line scanning exposure path; (b) Array scanning exposure path.
Fig. 3. Deflection angles of liquid crystal molecules corresponding to different grayscale values in the system
Fig. 4. Liquid crystal polarization grating.(a) Exposure pattern; (b) Micrograph under a polarization microscope; (c) Diffraction pattern for different polarizations of the probe beam; (d) Peak diffraction efficiency of different regions.
Fig. 5. Two-dimensional liquid crystal grating. (a) Exposure pattern; (b) Micrograph under a polarization microscope; Diffraction patterns at voltages of (c) 0 V and (d) 5 V.
Fig. 6. (a) Exposure pattern of microlen;(b) Micrograph under a polarization microscope and (c) diffraction pattern at focus position of microlens array.
Fig. 7. Hologram images. (a) Original pattern: (b) Holographic exposure pattern; (c) Microscopic image under a polarization microscope; (d) Reconstructed image.
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Li-hong YU, Dong SHEN, Zhi-gang ZHENG. Fabrication of liquid crystal optical elements based on SLM projection splicing technology[J]. Chinese Journal of Liquid Crystals and Displays, 2022, 37(9): 1132
Category: Research Articles
Received: Apr. 28, 2022
Accepted: --
Published Online: Sep. 14, 2022
The Author Email: Zhi-gang ZHENG (zgzheng@ecust.edu.cn)