Opto-Electronic Engineering, Volume. 44, Issue 9, 912(2017)

A high-precision centroid detecting method based on two-dimension orthogonal gratings

Lin Chen1,2,3, Linhai Huang1,2, and Xinyang Li1,2、*
Author Affiliations
  • 1[in Chinese]
  • 2[in Chinese]
  • 3[in Chinese]
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    References(15)

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    [5] [5] Liang Chun, Liao Wenhe, Shen Jianxin, et al. An adaptive detecting centroid method for Hartmann-Shack wavefront sensor[J]. Chinese Journal of Lasers, 2009, 36(2): 430–434.

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    [7] [7] Baik S H, Park S K, Kim C J, et al. A center detection algorithm for Shack-Hartmann wavefront sensor[J]. Optics & Laser Technology, 2007, 39(2): 262–267.

    [8] [8] Li Jing, Gong Yan, Hu Xinrong, et al. A high-precision centroid detecting method for Hartmann-Shack wavefront sensor[J]. Chinese Journal of Lasers, 2014, 41(3): 0316002.

    [9] [9] Cheng Liqun, Wang Xiaoman, Jing Wenbo. Centroid detection of Shack-Hartmann wave-front sensor by marked watershed method[J]. Optics and Precision Engineering, 2014, 22(6): 1494–1499.

    [10] [10] Zhang Yanyan, Xu Wentao, Chen Suting. The extraction of signal in Shack-Hartmann wavefront sensor based on sparse representation[J]. Opto-Electronic Engineering, 2016, 43(4): 48–54.

    [11] [11] Luo Qun, Huang Linhai, Gu Naiting, et al. Experimental study of a modified phase diversity with a diffraction grating[J]. Optics Express, 2012, 20(11): 12059–12066.

    [12] [12] He Yuanxing, Li Xinyang. Far-field focal spot measurement based on diffraction grating[J]. Chinese Journal of Lasers, 2012, 39(2): 0208001.

    [13] [13] Ma Xiaoyu, Rao Changhui, Zheng Hanqing. Error analysis of CCD-based point source centroid computation under the background light[J]. Optics Express, 2009, 17(10): 8525–8541.

    [14] [14] Li Chaohong, Xian Hao, Jiang Wenhan, et al. Wavefront error caused by centroid position random error[J]. Journal of Modern Optics, 2008, 55(1): 127–133.

    [15] [15] Cao Genrui, Yu Xin. Accuracy analysis of a Hartmann-Shack wavefront sensor operated with a faint object[J]. Optical En-gineering, 1994, 33(7): 2331–2335.

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    Lin Chen, Linhai Huang, Xinyang Li. A high-precision centroid detecting method based on two-dimension orthogonal gratings[J]. Opto-Electronic Engineering, 2017, 44(9): 912

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    Paper Information

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    Received: Feb. 20, 2017

    Accepted: --

    Published Online: Dec. 1, 2017

    The Author Email: Li Xinyang (xyli@ioe.ac.cn)

    DOI:10.3969/j.issn.1003-501x.2017.09.008

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