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标题: 求助LED meas standard (IES LM-79与 LM-80) [打印本页]

作者: 伊格纳缇伍兹 时间: 2012-4-4 13:45
标题: 求助LED meas standard (IES LM-79与 LM-80)
急需以下两种LED量测标准, 麻烦有的先进可以好心提供一下谢谢!

IES LM-79-08Electrical and Photometric Measurements of Solid-State Lighting Products
Illuminating Engineering Society / 01-Jan-2008 / 23 pages
ISBN: 97808799522

IES LM-80-08Measuring Lumen Maintenance of LED Light Sources
Illuminating Engineering Society / 22-Sep-2008 / 10 pages
ISBN: 9780879952273

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