paolorun 发表于 2009-11-30 16:30

IES LM-80-08 Approved Method: Measuring Lumen Maintenance of LED Light Sources

IES LM-80-08 Approved Method: Measuring Lumen Maintenance of LED Light Sources

szyanjie 发表于 2010-1-4 15:50

请问，是中文版的吗？

kirk630330 发表于 2010-3-19 12:31

这肯定是好的规范, 目前虽被利用的很少, 但未来在Energy Star所用皆会引用到, 楼主真是分享到好规范

byliaw 发表于 2010-4-28 01:31

this is a good document to read, I need the english version but i can not download it now!

byliaw 发表于 2010-4-28 01:32

So far this is the only available standard fro LED fixtures.so many manufacturers need to read it ASAP.

yeahao 发表于 2010-7-30 08:53

It is a good document

zesion 发表于 2010-8-22 21:32

thank you for sharing!
who can tell me what is the difference between it and CIE standard?

wanghaiyan71 发表于 2010-11-3 09:00

谢谢！好东西

ericba 发表于 2010-11-26 10:14

have a look

qyyk 发表于 2011-3-16 12:16

谢谢！好东西
页: [1] 2
查看完整版本: IES LM-80-08 Approved Method: Measuring Lumen Maintenance of LED Light Sources