Opto-Electronic Engineering, Volume. 49, Issue 4, 210367(2022)
Research on shaping characteristics of Gaussian beam aspheric shaping system
Fig. 1. Illustration for a uniform energy density distribution H(x) in one dimension
Fig. 5. Light intensity distribution maps corresponding to different incident beam diameters. (a) D=1.0 mm; (b) D=1.2 mm; (c) D=1.4 mm; (d) D=1.6 mm; (e) D=1.8 mm; (f) D=2.0 mm
Fig. 6. Fitting curves of incident beam diameter with optimal shaping position, flatness factor, beam uniformity and edge steepness. (a) D-L fitting curve; (b) D-FF fitting curve; (c) D-U fitting curve; (d) D-s fitting curve
Fig. 7. Light intensity distributions corresponding to different incident divergence angles. (a) θ=3.7 mrad; (b) θ=6.5 mrad; (c) θ=9 mrad; (d) θ=11.5 mrad; (e) θ=13.5 mrad; (f) θ=18.4 mrad
Fig. 8. Fitting curve of incident divergence angle with optimal shaping position, flatness factor, beam uniformity and edge steepness. (a) θ-L fitting curve; (b) θ-FF fitting curve; (c) θ-U fitting curve; (d) θ-s fitting curve
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Ziyi Zhang, Meng Chen, Chunlei Wang, Hepeng Xiang, Ruiqing Tao. Research on shaping characteristics of Gaussian beam aspheric shaping system[J]. Opto-Electronic Engineering, 2022, 49(4): 210367
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Received: Nov. 17, 2021
Accepted: --
Published Online: May. 24, 2022
The Author Email: Chen Meng (chenmeng@bjut.edu.cn)