[1] STERANKA F M, BHAT J, COLLINS D, et al. High power LEDs-technology status and market application［J］. Physica Status Solidi (A), 2002, 194(2): 380-388.

[2] DAVID G P, KAVITA P. An overview of LED applications for general illumination［J］. SPIE, 2003, 5186: 15-26.

[3] LAN Ming-qiang, WANG Min, CHEN Xue-mei. High evenness and low glare LED lamp light distribution design and simulation analysisp［J］. Acta Photonica Sinica, 2013, 42(3): 288-292.

[4] WANG Yao, LIU Hua, JING Lei, et al. Light distribution iotimization of LED luminaries for road lighting［J］. Optics and Precision Engineering, 2012, 20(7): 1463-1468.

[5] YU Gui-ying, JIN Ji, NI Xiao-wu, et al. Design for LED uniform illumination reflector based on etendue［J］. Acta Optica Sinica, 2009, 29(8): 2297-2301.

[6] CHEN Ji-long, SHI Zhi-wei, TAN Ji-zhi, et al. Optical design for uniform illumination with LED extended source in road lighting application［J］. Journal of Optoelectronics·Laser, 2014, 25(5): 857-863.

[7] WANG Hong, ZHANG Qi-hui, ZHANG Xiao-fan, et al. Freeform reflector design for street uniform illumination［J］. Opto-Electronic Engineering, 2009, 36(12): 143-146.

[8] JIANG Jin-bo, DU Xue, LI Rong-bin. Optical design of freeform lens for LED streetlight［J］. Chinese Journal of Liquid Crystals and Displays, 2008, 23(5): 589-594.

[9] SITU Wen-chang, HAN Yan-jun, LI Hong-tao, et al. Combined feedback method for designing a free-form optical system with complicated illumination patterns for an extended LED source［J］. Optics Express, 2011, 19(S5): 1022-1030.

[10] YAN Wen-ping, GUO Zhen-ning, LIN Jie-ben, et al. Design of double freeform-surface lens with large view angle for uniform illumination of the near-field［J］. Acta Photonica Sinica, 2015, 44(1): 0122002.

[11] DING Yi, ZHENG Zhen-rong, GU Pei-fu. Freeform lens design for LED illumination［J］. Acta Photonica Sinica, 2009, 38(6): 1486-1490.

[12] GE Ai-ming, WANG Wei, DU Zheng-qing, et al. Design of an LED-based compound optical system for a driving beam system［J］. Applied Optics, 2013, 52(12): 2688-2693.

[13] LUO Yi, FENG Ze-xin, HAN Yan-jun, et al. Design of compact and smooth free-form optical system with uniform illuminance for LED source［J］. Optics Express, 2010, 18(9): 9055-9063.

[14] YANG Bo, LIU Yi-chao, WANG Yong-tian. Automatic design and optimization of segmented free form reflector［J］. Acta Photonica Sinica, 2004, 33(8): 970-973.

[15] WANG Kai, WU Dan, QIN Zong, et al. New reversing design method for LED uniform illumination［J］. Optics Express, 2011, 19(S4): 830-840.

[16] WANG Jia-wen, SU Zhou-ping, YUAN Zhi-jun, et al. Study on uniformity of LED array illumination distribution on target plane［J］. Acta Photonica Sinica, 2014, 43(8): 0822004.

[17] LI Deng-gao, YIN Song-feng, LING Yong-shun, et al. Design of freeform surface based on the genetic algorithm［J］. Acta Photonica Sinica, 2014, 43(11): 1122006.

[18] CJJ45-2006, Standard for lighting design of urban road［S］. Beijing: China architecture & building press, 2006.