Jeff Hulett is chief engineer and founder of test & measurement specialist firm Vektrex. Hulett holds several patents related to LED testing and has authored technical articles for numerous publications in the LED and laser space. He chairs the Illuminating Engineering Society’s LM-80 Working Group, he was a key contributor to the IES LM-85 and LM-92 working groups, and he is presently working within the CIE’s TC2-91 group.