Researching | Diffraction Characteristics Analysis of Cascaded Liquid Crystal Polarization Gratings

Laser & Optoelectronics Progress, Volume. 57, Issue 3, 030501(2020)

Diffraction Characteristics Analysis of Cascaded Liquid Crystal Polarization Gratings

Li'na Wang, Mingqiu Li^*, Chunyang Wang, Hongwei Shi, and Qifeng Niu

Author Affiliations

College of Electronics and Information Engineering, Changchun University of Science and Technology, Changchun, Jilin 130022, China

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Figures&Tables (7)

References (16)

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Figures & Tables(7)

Fig. 1. Structure of LCPG

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$Diffraction properties of LCPG. (a) Incident light is RCP; (b) incident light is LCP; (c) LCPG at high voltage$

Fig. 2. Diffraction properties of LCPG. (a) Incident light is RCP; (b) incident light is LCP; (c) LCPG at high voltage

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Fig. 3. Quasi-ternary structure

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Fig. 4. Schematic of the experimental device

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$Diffraction efficiency of LCHWP$

Fig. 5. Diffraction efficiency of LCHWP

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$Experiment results of zero-order diffraction efficiency$

Fig. 6. Experiment results of zero-order diffraction efficiency

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$Experiment results of +1st-order diffraction efficiency$

Fig. 7. Experiment results of +1st-order diffraction efficiency

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Li'na Wang, Mingqiu Li, Chunyang Wang, Hongwei Shi, Qifeng Niu. Diffraction Characteristics Analysis of Cascaded Liquid Crystal Polarization Gratings[J]. Laser & Optoelectronics Progress, 2020, 57(3): 030501

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Paper Information

Category: Diffraction and Gratings

Received: Jul. 1, 2019

Accepted: Aug. 12, 2019

Published Online: Feb. 17, 2020

The Author Email: Li Mingqiu (2314836044@qq.com)

DOI:10.3788/LOP57.030501

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology