Optics and Precision Engineering, Volume. 30, Issue 1, 38(2022)
Laser beam splitting and high precision pointing adjustment system
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Fig. 3. Schematic diagram of high-precision angular displacement measuring devices
Fig. 4. Schematic diagram of three-direction laser emission control software
Fig. 5. Interface of three-direction laser pointing control software
Fig. 6. Photo of laser beam splitting and high precision pointing adjustment system
Fig. 7. Interface of signal acquisition software of sodium fluorescence Doppler lidar
Fig. 8. Schematic diagram of system angular displacement measurement
Fig. 9. Success rate of repeated positioning of system with different steps of asynchronous motor
Table 1. Technical index of BS1 and BS2 beam splitters（%）
View tableView in ArticleTable 1. Technical index of BS1 and BS2 beam splitters（%）
指 标 BS1 BS2 Reflectivity 70±8 50±8 Transmissivity 30±8 50±8 Sum of reflectivity and transmissivity 99 99
Table 2. Performance index of stepping motor
View tableView in ArticleTable 2. Performance index of stepping motor
Parameter Requirement Displacement/mm 13 Speed/（mm·s-1） 2 The displacement per step/μm 1 The accuracy of positioning/mm 0.01 The accuracy of repeated positioning/mm 0.03 Static load/N 29.4
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Zhangjun WANG, Wentao HUANG, Feng ZHANG, Xianxin LI, Xuewu CHENG, Yang YU, Boyang XUE, Chao CHEN. Laser beam splitting and high precision pointing adjustment system[J]. Optics and Precision Engineering, 2022, 30(1): 38
Paper Information
Category: Modern Applied Optics
Received: May. 28, 2021
Accepted: --
Published Online: Jan. 20, 2022
The Author Email: WANG Zhangjun (zhangjun.wang@hotmail.com)
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