[2] Liu Jiekun, Ma Xiushui, Ma Xie, et al. Review of laser Doppler vibrometer[J]. Laser Journal, 2014, 35(12): 1-5.
[3] Fan Zhe, Zhang Chunxi, Ou Pan, et al. Research on beam pointing angle for three-beam Doppler vehicle lidar[J]. Chinese J Lasers, 2014, 41(2): 0214001.
[4] Zhang Shu,Li Yu, Lu Guangfeng. Research of laser doppler vibrometer based on dual-frequency ring laser[J]. Acta Optica Sinica, 2016, 36(3): 0312003.
[5] Lou Xinxin, Li Huafeng. A focusing and scanning system applied in laser vibrometers[J]. Metrology & Measurement Technology, 2015, 35(2): 19-22.
[7] Wang Peifang, Xiang Yang, Gao Jian, et al. Design of collimating and beam expanding laser system[J]. Acta Optica Sinica, 2015, 35(9): 0922007.