IES Lighting Terms and Definitions Now Online

ANSI/IES RP-16 Nomenclature and Definitions for Illuminating Engineering has long been one of the two major documents defining terms related to lighting design (the other is CIE ILV: International Lighting Vocabulary).  RP-16-10 (the 2010 version of the Recommended Practice) is now available online as a searchable database.  From the first page you can click on terms to see the definition and you can also search by keyword.  If you don’t already own RP-16 bookmark this now!

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