Highly efficient wide-angle blazed gratings enabled by metasurfaces

Chunshu Li; Yongjun Guo; Yang Wang; Yuhao Guo; Lin Zhang

doi:10.1364/CLEO_AT.2023.JTu2A.150

CLEO 2023
Technical Digest Series (Optica Publishing Group, 2023),
paper JTu2A.150
•https://doi.org/10.1364/CLEO_AT.2023.JTu2A.150

Highly efficient wide-angle blazed gratings enabled by metasurfaces

Chunshu Li, Yongjun Guo, Yang Wang, Yuhao Guo, and Lin Zhang

CLEO: Applications and Technology 2023

San Jose, CA United States
7–12 May 2023
ISBN: 978-1-957171-25-8

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Joint Poster Session I (JTu2A)

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C. Li, Y. Guo, Y. Wang, Y. Guo, and L. Zhang, "Highly efficient wide-angle blazed gratings enabled by metasurfaces," in CLEO 2023, Technical Digest Series (Optica Publishing Group, 2023), paper JTu2A.150.

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Abstract

We experimentally realize a wide-angle blazed grating based on metasurfaces, with an average efficiency of 64% over a very large incident angle range from -80° to 45°, which is unique for wide-angle functionalities.

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