IES LM-41-20 (R2023)

Approved Method: Photometric Testing of Indoor Fluorescent Luminaires

Illuminating Engineering Society , 03/19/2020

Publisher: IES

File Format: PDF

$25.00$50.00


This document provides adequate and uniform methods for determining and reporting the photometric characteristics of indoor fluorescent luminaires. It describes characteristics of luminaires and some components, as well as the requirements for the thermal environment and proper control of the electrical and mechanical systems involved in testing. This document is also concerned with general test conditions and the testing procedure best suited for achieving accurate and consistent photometric results.

IES LM-41-20 (R2023) History

IES LM-41-20 (R2023)

IES LM-41-20 (R2023)

$25.00 $50.00

IES LM-41-14

IES LM-41-14

$99.00 $198.18

More IES Standards PDF

IEST RP-CC032.1

IEST RP-CC032.1

$155.00 $310.00

IEST RP-CC002.3

IEST RP-CC002.3

$165.00 $331.00

IES LM-77-09

IES LM-77-09

$137.00 $274.37

IES LM-45-09

IES LM-45-09

$116.00 $232.81