Virtual Hartmann-shack image applied in laser beam wavefront correction and numerical simulation method

被引:1
|
作者
Zhou, Yanchao [1 ,2 ]
Xu, Bing [1 ]
Chen, Shanqiu [1 ]
Liu, Wenjin [1 ]
Wang, Shuai [1 ]
机构
[1] Chinese Acad Sci, Inst Opt & Elect, Key Lab Adapt Opt, Chengdu 610209, Peoples R China
[2] Univ Chinese Acad Sci, Detect Technol & Automat Devices, Beijing 100049, Peoples R China
关键词
Adaptive optics; virtual Hartmann-shack image; laser beam wavefront correction; Fourier optics; FFT algorithm; numerical simulation;
D O I
10.1117/12.2197607
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
In adaptive optics, Hartmann-shack wavefront sensor and image acquired from camera has been widely used to detect incident wavefront and the application of laser wavefront correction. A numerical simulation method of generating high resolution virtual camera image, which is based on Fourier optics and realized by FFT algorithm, is mentioned in this paper. In the condition of incident laser beam wavefront with only tilt phase aberration, calculating deviation of centroid offset between the result from virtual camera image and theoretical value, is compared to verify the accuracy of this numerical simulation method and virtual Hartmann-shack image generation model.
引用
收藏
页数:6
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