Carissa Say and Richard Young
Recently, the CIE has published an updated version of its ubiquitous lighting standard, the CIE 127. Among other things, the new standard refines the technique for measuring total radiant flux and introduces a concept called partial LED flux.
Become a member of OSA or log in to view the full text of this article.
OSA Members get the full text of Optics & Photonics News, plus a variety of other member benefits.