[1] [1] CHEN SH Y, CAO ZH L, HU L F, et al.. Design of reflective off-axis adaptive optical system for human retinal imaging［J］. Opt. Precision Eng., 2010,18(3):609-614.(in Chinese)

[2] [2] LI H Q,SONG H L,RAO CH H, et al.. Extrapolation method to extend dynamic range of Shack-Hartmann wave-front sensor［J］. Opt. Precision Eng., 2008,16(7):1203-1207.(in Chinese)

[3] [3] WANG H Y, HUANG J Y. Design of CCD video amplitude controller and target precise locating algorithm［J］. Opt. Precision Eng., 2008,16(6):1105-1109.(in Chinese)

[4] [4] HARDY J W. Adaptive Optics for Astronomical Telescopes ［M］. New York: Oxford University Press, 1998.

[5] [5] ZHOU L CH, WANG CH H. A wavefront slope processing method based on FPGA technique ［J］. Opto-Electronic Engineering, 2002, 29(3):28-31. (in Chinese)

[6] [6] TANG D W. Principle validation of the wave-front processor based on systolic array ［D］. Beijing: Graduate University of the Chinese Academy of Sciences,2008.(in Chinese)

[7] [7] RODRGUEZ RAMOS L F. FPGA–based slope computation for ELTs adaptive optics wavefront sensors［J］. SPIE, 2008,7015(701530):1-11.

[8] [8] LUREN Y,FRITZ A. Fast computation of Cartesian geometric moments using discrete Green’s theorem［J］．Pattern Recognition, 1996,29(7):1061-1073.

[9] [9] BALKASIM S,MOHAMED K．Fast computation of 2-D image moments using biaxial transform ［J］. Pattern Recognition, 2001,34(9):1867-188.

[10] [10] WANG B, ZHI Q C. Computation of center of mass for gray level image based on differential moments factor［J］. Journal of Computer-Aided Design & Computer Graphics, 2004,16(10):1360-1365. (in Chinese)

[11] [11] HATAMIAN B. Moment calculations by digital filters ［J］. AT & T Bell Laboratories Technical Journal, 1984,63:217-229.

[12] [12] HATAMIAN M. A real time two-dimensional moment generating algorithm and its single chip implemenentation ［J］. IEEE Transactions on Acoustics, Speech, and Signal Processing, 1986,34:546-553.

[13] [13] PENG X F,LI M,RAO C H. Design of correlating hartmann-shack wavefront processor based on absolute difference algorithm［J］. Opto-Electronic Engineering, 2008,35(12):18-22.