Liang Wu, Xiangru Wang, Caidong Xiong, Ziqiang Huang, Rusheng Zhuo, Jiarui Rao, Qinggui Tan. Polarization-independent two-dimensional beam steering using liquid crystal optical phased arrays[J]. Chinese Optics Letters, 2017, 15(10): 101601
- Chinese Optics Letters
- Vol. 15, Issue 10, 101601 (2017)
Fig. 1. (Color online) Schematic diagram of the polarization-independent 2D beam steering setup, where the 1D LC-OPAs are used.
Fig. 2. (Color online) (a) Experimental setup of the polarization-independent 2D beam steering. (b) Measured phase retardation versus driving voltage.
Fig. 3. (Color online) Measured output steering angles in
Fig. 4. Beam patterns of output beams and corresponding polarization components at three different polarization angles. Polarization angles of the linearly polarized incident beam are: (a) 0°, (b) 45°, and (c) 90°. The steering angle is (700, 800) μrad.
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Table 1. Diffraction Efficiency of the LC-OPA
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