Liang Sungen, Hu Miao, Zhang Chunyang, Hu Xiaofen, Bi Zhouyang, Li Qiliang, Lu Yang, Bi Meihua, Yang Guowei, Zhou Xuefang. Design of high power LED uniform illumination system based on near-focus aspheric lens[J]. High Power Laser and Particle Beams, 2019, 31(9): 91002