Infrared and Laser Engineering, Volume. 48, Issue 8, 825002(2019)

Least square surface reconstruction method with compact finite difference scheme from measured gradient field

Wu Ling1... Wu Conghai2, Chen Niannian1 and Fan Yong1 |Show fewer author(s)
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  • 2[in Chinese]
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    References(12)

    [1] [1] Feng Fan, Li Changwei, Zhang Sijiong. Wavefront reconstruction by a defocused Shack-Hartmann sensor based on moment of spot[J]. Acta Optica Sinica, 2018(6): 0628001. (in Chinese)

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    [3] [3] He Xu, Yuan Li. Wavefront reconstruction based on discrete sampling of sub-aperture slope[J]. Optics and Precision Engineering, 2016, 24(1): 20-29. (in Chinese)

    [4] [4] Nie Er, Hu Xinqi, Dong Bing, et al. Study of phase retrieval algorithm based on hybrid unwrapping under mosaic pupil of regular hexagons[J]. Optical Technique, 2018, 44(9): 519-524. (in Chinese)

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    [7] [7] Southwell W H. Wave-front estimation from wave-front slope measurements[J]. Journal of the Optical Society of America, 1980, 70(8): 998-1006.

    [8] [8] Li G, Li Y, Liu K, et al. Improving wavefront reconstruction accuracy by using integration equations with higher-order truncation errors in the Southwell geometry[J]. Journal of the Optical Society of America A Optics Image Science & Vision, 2013, 30(7): 1448-1459.

    [9] [9] Huang L, Xue J, Gao B, et al. Spline based least squares integration for two-dimensional shape or wavefront reconstruction[J]. Optics & Lasers in Engineering, 2017, 91(4): 221-226.

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    [12] [12] Lele S K. Compact finite difference schemes with spectral-like resolution[J]. Journal of Computational Physics, 1992, 103(1): 1642.

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    Wu Ling, Wu Conghai, Chen Niannian, Fan Yong. Least square surface reconstruction method with compact finite difference scheme from measured gradient field[J]. Infrared and Laser Engineering, 2019, 48(8): 825002

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    Paper Information

    Category: 光学成像技术

    Received: Mar. 10, 2019

    Accepted: Apr. 15, 2019

    Published Online: Sep. 3, 2019

    The Author Email:

    DOI:10.3788/irla201948.0825002

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