[1] Zexin Feng, Yi Luo, Yanjun Han. Design of LED freeform optical system for road lighting with high luminance/illuminance ratio［J］. Opt. Express, 2010, 18(21): 22020~22031
[2] Xing Zhao, Zhiliang Fang, Jicheng Cui et al.. Illumination system using LED sources for pocket-size projectors［J］. Appl. Opt., 2007, 46(4): 522～526
[3] Fei Chen, Sheng Liu, Kai Wang et al.. Free-form lenses for high illumination quality light-emitting diode MR16 lamps［J］. Opt. Eng., 2009, 48(12): 123002
[4] Li Lin, Wang Guangzhen, Wang Lili et al.. Lens design for uniform illumination with LED［J］. Acta Optica Sinica, 2012, 32(2): 0222002
[5] Chen Jinfa, Zheng Zhiming, Chen Junjie. An Efficient and Smart Infrared Lighting System［P］. China Patent, CN 101950117A
[6] Chen Jinfa, Zheng Zhiming, Chen Junjie. A Smart High Speed Ball with Built-in Angle Adjustable Infrared Lighting System［P］. China Patent, CN 101800851A
[7] Luo Yi, Feng Zexin, Han Yanjun et al.. Optics in solid state lighting［J］. Acta Optica Sinica, 2012, 31(9): 0900117
[8] Wang Ziyi, Zhang Rongjun, Xu Wei et al.. A light emitting diode-lighting fiber coupler based on total reflection［J］. Acta Optica Sinica, 2012, 32(9): 0922007
[9] Jin-Jia Chen, Chin-Tang Lin. Freeform surface design for a light-emitting diode-based collimating lens［J］. Opt. Eng., 2010, 49(9): 093001
[10] Kuang-Lung Huang, Jin-Jia Chen, Te-Yuan Wang et al.. Free-form lens design for LED indoor illumination［C］. SPIE, 2010, 7852: 78521D
[11] Feng Zhao. Practical reflector design and calculation for general illumination［C］. SPIE, 2005, 5942: 59420J
