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Performance of optical beam switching using liquid crystal polarization grating for FSO networks

Peng Lin,Xiaonan Yu,Yansong Song,Keyan Dong

2023 21st International Conference on Optical Communications and Networks (ICOCN)（2023）

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Abstract
We experimentally demonstrate a non-mechanical optical beam control method based on liquid crystal polarization grating (LCPG). Four angular beam pointing and switching in the range of 12° can be realized by using two LCPGs.
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Key words
Liquid crystal polarization grating,optical beam switching,free-space optical communication,optical networks
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