Design of a novel LED collimating element based on freeform surface
Xing-tao Yan 闫兴涛, Jian-feng Yang 杨建峰, Bin Xue 薛彬, Guo-qi Zhang 张国琦, Fan Bu 卜凡Volume:
9
Language:
english
DOI:
10.1007/s11801-013-2331-0
Date:
January, 2013
File:
PDF, 276 KB
english, 2013