Bi Ran, Chen Lirong, Li Jinpeng, Song Minyu, Li Wei. Acousto-Optic Diffraction Efficiency Enhancement System for Polarization Maintaining of Arbitrarily Polarized Light[J]. Laser & Optoelectronics Progress, 2021, 58(1): 123002
- Laser & Optoelectronics Progress
- Vol. 58, Issue 1, 123002 (2021)
Fig. 1. Structural diagram of acousto-optic modulator
Fig. 2. Bragg acousto-optic diffraction pattern
Fig. 3. Relationship between diffraction efficiency and ultrasonic power
Fig. 4. Optical path for measuring diffraction efficiency of acousto-optic modulator
Fig. 5. Optical path for enhancing diffraction efficiency of acousto-optic modulator by using positive feedback
Fig. 6. Experimental apparatus for measuring polarization retention
Fig. 7. System's stability monitoring diagram
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Table 1. Experimental data of diffraction efficiency of system
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