[1] Xiao Si, Li Lin. A designing of LED stage lighting for long distance [J]. Acta Optica Sinica, 2011, 31(s1): s100307.

[2] Li Lin, Wang Guangzhen, Wang Lili, et al.. Lens design for uniform illumination with LED [J]. Acta Optica Sinica, 2012, 32(2): 0222002.

[3] Wu Rengmao, Tu Dawei, Huang Zhihua. Design of uniform illumination projector with high power LED [J]. Journal of Applied Optics, 2009, 30(3): 372-376.

[4] Sun Hui, Li Xiangning, Liu Xiaodong. Design for reflecting stage light with high-power LED [J]. Laser & Optoelectronics Progress, 2013, 50(4): 042201.

[5] Xu Chao, Gao Shumei, Su Zhouping, et al.. A new optical design method of uniform illumination based on extended LED source [J]. Laser & Optoelectronics Progress, 2014, 51(2): 022203.

[6] Fu Minghui, Liang Huali. An improved precise Runge- Kutta integration [J]. Journal of Zhongshan University, 2009, 48(5): 1-5.

[7] Ding Yi, Gu Peifu. Freeform reflector for uniform illumination [J]. Acta Optica Sinica, 2007, 27(3): 540-544.

[8] Liu Zhengquan, Sun Yaojie, Lin Yandan. Freeform reflector design for rectangular illuminance distribution based on differential geometry [J]. Acta Optica Sinica, 2012, 32(10): 1022006.

[9] Yang Bo, Wang Yongtian. Computer aided design of free from reflector [J]. Acta Optica Sinica, 2004, 24(6): 721-724.

[10] Hai Yang, Yang Daoguo, Hou Fengze. Secondary optical simulation of LED based on goniophotometer experiment [J]. Laser & Optoelectronics Progress, 2012, 49(3): 032302.

[11] Song Xianjie, Tu Qifei, Zhou Wei, et al.. Prospect of the application for high brightness LED in lighting [J]. Area Semiconductor Optoelectronics, 2002, 23(5): 356-360.

[12] Tian Zhihui, Wang Ruiguang, Chen Yu, et al.. Optical design and research of high optical efficiency and high filling ratio of LED display screen [J]. Chinese Journal of Luminescence, 2014, 35(2): 251-256.