Paper
20 September 2023 Dual-channel polarization multiplexing based on linearly polarization holography
Author Affiliations +
Abstract
Polarization holography can record and reconstruct information by means of polarization state modulation. It can record the amplitude, phase and polarization information of light field by recording the polarization grating of two coherent waves with different polarization states. This technology has been used to record two or four pairs of 2-level grayscale images in the case of two or four channels in the past. Now we designed experiments to record and reconstruct two different 4-level grayscale images at the same point of polarization-sensitive media through the faithful reconstruction of linearly polarization holography by matching the exposure time and the polarization angles of the two interference waves. We verify that it is possible to reconstruct two 4-level intensity images at the same point to achieve polarization and intensity multiplexing.
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Luyi Xie, Shenghui Ke, Yongkun Lin, Junchao Jin, Jinyu Wang, Po Hu, Xiao Lin, Xiaodi Tan, and Yuhong Ren "Dual-channel polarization multiplexing based on linearly polarization holography", Proc. SPIE 12606, Optical Manipulation and Structured Materials Conference, 1260608 (20 September 2023); https://doi.org/10.1117/12.3008322
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KEYWORDS
Polarization

3D image reconstruction

Holograms

Holography

Multiplexing

Image restoration

Medium wave

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