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Details

LM-50-13
IES Approved Method for Photometric Measurement of Roadway and Street Lighting Installations
LM-84-14
IES Approved Method for Measuring Luminous Flux and Color Maintenance of LED Lamps, Light Engines, a
LM-41-14
Approved Method for Photometric Testing Of Indoor Fluorescent Luminaires
LM-71-14
IES Approved Guide: Photometric Measurement of Tunnel Lighting Installations
LM-80-15
IES Approved Method: Measuring Luminous Flux and Color Maintenance of LED Packages, Arrays and Modul
LM-86-15
IES Approved Method: Measuring Luminous Flux and Color Maintenance of Remote Phosphor Components (LM
First 2 of 2 Last Show: 10, 20, 30, All
LM-84-14
01-Jan-2014
IES Approved Method for Measuring Luminous Flux and Color Maintenance of LED Lamps, Light Engines, a
This document provides the method for measurement of luminous flux and color maintenance of LED lamps, integrated; LED lamps, non-integrated; LED light engines, and LED luminaires. The method describes the procedures to be followed and the precautions to be observed in obtaining and reproducing luminous flux and color maintenance measurements under standard operating conditions. This approved method does not provide guidance or recommendations regarding sampling, predictive estimations or extrapolation of luminous flux maintenance beyond the final measurement.
 
Contents
Scope
Normative References
Definitions
Physical and Environmental Conditions
Electrical Conditions
Photometric and Thermal Measurement Procedure
Maintenance Test Procedures
Test Report
Annex A Recommendations for Measurement of In-Situ Conditions LED Case Temperature, Ts
Annex B Rationale for not describing Maintenance Test Duration and Measurement Intervals
Annex C Checking and Recording Non-Operational DUTs During Maintenance Test
Informative References

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