title: Design method of high-efficient  LED headlamp lens.
authors.affiliation: Division of MOEMS, Wuhan National Laboratory for Optoelectronics, School of Optoelectronic Science and Engineering, Huazhong University of Science and Technology, Wuhan 430074, China.
authors.forename: Fei
authors.initials: F
authors.lastname: Chen
authors.forename: Kai
authors.initials: K
authors.lastname: Wang
authors.forename: Zong
authors.initials: Z
authors.lastname: Qin
authors.forename: Dan
authors.initials: D
authors.lastname: Wu
authors.forename: Xiaobing
authors.initials: X
authors.lastname: Luo
authors.forename: Sheng
authors.initials: S
authors.lastname: Liu