Assessment of The validity of the current minimal test distances of LED luminaires
Lighting Research & Technology
Published online on July 23, 2026
Abstract
Lighting Research & Technology, Ahead of Print.
Standardisation bodies including the CIE and IESNA propose several test distances for far-field photometry based on the applicability of the inverse square law. Depending on the beam width, luminaire size and configuration, various guidelines regarding ...
Standardisation bodies including the CIE and IESNA propose several test distances for far-field photometry based on the applicability of the inverse square law. Depending on the beam width, luminaire size and configuration, various guidelines regarding ...