[1] [1] H. Kogelnik, T. Li. Laser beams and resonators［J］. Appl. Opt., 1966, 5(10): 1550～1567

[2] [2] R. Sacks, J. Auerbach, E. Bliss et al.. Application of adaptive optics for controlling the NIF laser performance and spot size［C］. SPIE, 1999, 3492: 344～354

[3] [3] J. W. Ogland. Mirror system for uniform beam transformation in high-power annular lasers［J］. Appl. Opt., 1978, 17(18): 2917

[4] [4] D. Shafer. Gaussian to flat-top intensity distributing lens［J］. Opt. Laser Technol., 1982, 14(3): 159～160

[5] [5] N. C. Roberts. Multilevel computer-generated holograms with separable phase functions for beam shaping［J］. Appl. Opt., 1992, 31(17): 3198～3200

[6] [6] Zeng Zhige, Ling Ning, Jiang Wenhan. Controlling focal profile of He-Ne laser beam［J］. High Power Laser and Particle Beams, 1998, 10(4): 581～586

[7] [7] Zeng Zhige, Ling Ning, Jiang Wenhan. Investigation of fitting capability of active mirror for controlling ICF′s focal profile［J］. High Power Laser and Particle Beams, 1998, 10(1): 1～5

[8] [8] K. Nemoto, T. Fujii, N. Goto et al.. Transformation of a laser beam intensity profile by a deformable mirror［J］. Opt. Lett., 1996, 21(3): 168～170

[9] [9] Ping Yang, Yuan Liu, Wei Yang et al.. An adaptive laser beam shaping technique based on a genetic algorithm［J］. Chin. Opt. Lett., 2007, 5(9): 497～500

[10] [10] J. A. Hoffnagle, C. M. Jefferson. Design and performance of a refractive optical system that converts a Gaussian to a flattop beam［J］. Appl. Opt., 2000, 39(30): 5488～5499

[11] [11] Yang Huizhen. The Development and Application of the AO without a Wave-Front Sensor on Stochastic Parallel Gradient Descent Control Algorithm［D］. Chendu: Institute of Optics and Electronics, Chinese Academy of Sciences, 2008. 90～95

[12] [12] Haotong Ma, Zejin Liu, Xiaojun Xu et al.. Near-diffraction-limited flattop laser beam adaptively generated by stochastic parallel gradient descent algorithm［J］. Opt. Lett., 2010, 35(17): 2973～2975

[13] [13] Haotong Ma, Pu Zhou, Xiaolin Wang et al.. Near-diffraction-limited annular flattop beam shaping with dual phase only liquid crystal spatial light modulators［J］. Opt. Express, 2010, 18(8): 8251～8260

[14] [14] Haotong Ma, Haichuan Zhao, Pu Zhou et al.. Adaptive conversion of multimode beam to near-diffraction-limited flattop beam based on dual phase-only liquid-crystal spatial light modulators［J］. Opt. Express, 2010, 18(26): 27723～27730