May 30, 2022
LM-85 is an Illuminating Engineering Society (IES) approved method for the Electrical and Photometric Measurements of High Power LEDs. The…
March 16, 2017
In Jeff Hulett’s latest article, published in Pennwell’s LEDs Magazine, he identifies the source of wide-spread measurement errors in the LED industry, details measurement methods that can help reduce these errors, and provides guidelines to ensure that LEDs are not undervalued.
May 4, 2016
Typical LED measurement systems use source/measure instruments delivering DC or pulsed current. In many of these systems junction temperature is…