On November 12 the National Electrical Manufacturers Association (NEMA) published a position paper on IES TM-30-15. The document is here. It seems to be a willful misunderstanding and misrepresentation of TM-30. Here’s how… The paper opens with NEMA’s support of an improved color metric but then goes on to say that “NEMA opposes any mandatory … Continue reading NEMA Misrepresents IES TM-30