Presentation
30 May 2022 Circular polarization generator based on the polarization holography
Author Affiliations +
Abstract
In this letter, we employ vector wave polarization holography theory based on the dielectric tensor description. Newly developed vector wave polarized holography theory breaks up the limitation of paraxial approximation in polarization holograms. Various interesting phenomena have been investigated, the faithful reconstruction is of particular significance. The faithful reconstruction (FR) effect indicates that the polarization state of the reconstruction wave is identical to that of the signal wave, it can be achieved process when the intensity and polarization holographic grating attained a balance during after exposure. The FR property related to the linearly, circularly and elliptically polarization is investigated in our previous work. In our experiment, the recording medium we use is the bulk polarization holographic recording material of phenanthrenequinone-doped polymethyl methacrylate photopolymer (PQ-PMMA). The mixed mass ratio of methyl methacrylate (MMA), azobisisobutyronitrile (AIBN) and phenanthrenequinone (PQ) are 100:1:1. Under the cross-angle of π/2 inside the recording media, the polarized holographic reconstruction of the circular polarization recorded by a horizontal linear polarization wave is calculated. It is found that the circularly polarized signal can be faithful reconstruction by arbitrarily polarized reading waves. However, when the polarization of the reading wave is orthogonal to the polarization of the reference wave, it will occur the null reconstruction (NR). The FR technology will provide a simpler and more effective method for a circular polarization generator. At the same time, the NR technology can quickly detect that the polarized wave is vertical polarization.
Conference Presentation
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Xianmiao Xu, Haiyang Song, Shujun Zheng, Shenghui Ke, Yuanying Zhang, Zhiyun Huang, Yuhong Ren, and Xiaodi Tan "Circular polarization generator based on the polarization holography", Proc. SPIE PC12151, Photosensitive Materials and their Applications II, PC121510E (30 May 2022); https://doi.org/10.1117/12.2622383
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KEYWORDS
Dielectric polarization

Holography

Polarization

Holograms

LCDs

Optical communications

Paraxial approximations

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