[1] SEIFERT L, LIESENER J, TIZIANI H J. The adaptive Shack-Hartmann sensor ［J］.Optics Communications, 2003, 216(4):313-319.

[2] XIA M L, LI CH, LIU ZH N, et al.. Adaptive threshold selection method for Shack-Hartmann wavefront sensors ［J］. Opt. Precision Eng., 2010, 18(2): 334-340.(in Chinese)

[3] NIU S S, SHEN J X, LIANG CH, et al.. Centroid optimization of Hartmann-Shack wave-front sensor for human eye aberration detection ［J］. Opt. Precision Eng., 2011, 19(12): 3016-3024. (in Chinese)

[4] MA X Y, ZHENG H Q, RAO CH H. Optimal spot centroid positon during Shack-Hartmann wavefront sensor calibration in adaptive optics system ［J］. Opto-Electronic Engineering, 2009, 36(4):22-26. (in Chinese)

[5] LIANG CH, LIAO W H, SHEN J X, et al.. An adaptive detecting centroid method for Hartmann-Shack wavefront sensor ［J］. Chinese Journal of Lasers, 2009, 36(2): 430-434. (in Chinese)

[6] WANG W, CHEN H X. New method for centroid detecting of focal spot based on optimizing detecting window ［J］. High Power Laser and Particle Beams, 2006, 18(2): 1249-1252. (in Chinese)

[7] JING W B, DUAN J, WANG X M, et al.. Comparison of Shack-Hartmann array spot centroid detection errors ［J］. Journal of Jilin University:Science Edition, 2010, 48(6):1013-1017. (in Chinese)

[8] PRIETO P M. Analysis of the performance of the Hartmann-Shack sensor in the human eye［J］.J.Opt.Soc.Am.A,2000,17(8):1388-1398.

[9] XIA A L, MA C W. Method for improving wavefront detection accuracy based on high moment ［J］. Infrared and Laser Engineering, 2012, 41(2):472-477. (in Chinese)

[10] XIA A L, MA C W. Measurement of focal spot centroid based on image processing ［J］. Journal of Optoelectronics·Laser, 2011, 22(10):1542-1545. (in Chinese)

[11] VINCENT L, SOILLE P. Watersheds in digital spaces: an efficient algorithm based on immersion simulations ［J］. IEEE Transactions on Pattern Analysis and Machine Intelligence, 1991, 139(6): 583-598.

[12] WANG Y, CHEN D R, SHEN M L, et al.. Watershed segmentation based on morphological gradient reconstruction and marker extraction ［J］. Journal of Image and Graphics, 2008,13(11): 2176-2180. (in Chinese)

[13] GAO L, YANG SH Y, LI H Q. New unsupervised image segmentation via marker-based watershed ［J］. Journal of Image and Graphics, 2007, 12(6): 1025-1032. (in Chinese)

[14] JIANG W H, XIAN H, SHEN F. The detection error of Hartmann-Shack wavefront sensor ［J］. Chinese Journal of Quantum Electronics, 1998, 15(2): 193-199. (in Chinese)

[15] GAO G R, YU X. Accuracy analysis of a Hartmann-Shack wavefront sensor operated with a faint object［J］. Optical Engineering, 1994, 33: 2331-2335.

[16] SHEN F, JIANG W H. The threshold method improving the centroid detection accuracy of a Hartmann-shack wavefront sensor ［J］. Opto-Electronic Engineering, 1997, 24(3):1-8. (in Chinese)

[17] REN J F, RAO CH H, LI M Q. An adaptive threshold selection method for Shack-Hartmann wavefront sensor ［J］. Opto-Electronic Engineering, 2002, 29(1):1-5. (in Chinese)