IES approved guide for the photometric and thermal testing of air-cooled heat transfer luminaires
By: prepared by the Subcommittee on Photometry of Indoor Luminaires of the IES Testing Procedures Committee.
Series: IES -- LM-56-1991.; IESNA lighting measurements series -- LM-56.
Publisher: Illuminating Engineering Society of North America
Published: 1991
Place of publication: New York, N.Y
Language: eng
Subjects: Electric lighting -- Testing -- Standards.
Other titles: Photometric and thermal testing of air-cooled heat transfer luminaires.
Notes: Includes bibliographical references (p. 7).