基于复合抛物面收集器的LED光通量测量的研究

被引:8
作者
周小丽
刘木清
朱绍龙
沈海平
机构
[1] 复旦大学电光源研究所
关键词
LED; 光通量; 复合抛物面收集器(CPC); Tracepro;
D O I
10.16136/j.joel.2009.09.005
中图分类号
TN312.8 [];
学科分类号
0803 ;
摘要
基于LED体积小、窄光束的特点,提出采用复合抛物面收集器(CPC)将LED发出的光收集起来再通过探测器测量其光通量值。采用Tracepro软件建立系统模型,模拟不同角度光线和不同光束角的LED测量结果;在软件模拟的基础上建立实验装置,在此装置上测量7只LED样品,测量结果与光通量绝对测量法进行比较。测量结果表明,该方法可以达到较高的精度。
引用
收藏
页码:1137 / 1140
页数:4
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