IES LM 85 : 2014
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
APPROVED METHOD: ELECTRICAL AND PHOTOMETRIC MEASUREMENTS OF HIGH-POWER LEDS
Hardcopy , PDF
12-12-2023
English
01-01-2014
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Introduction
1.0 Scope
2.0 Normative References
3.0 Definitions
4.0 Preparation for Measurements
5.0 Methods of Measurement under Pulse-Mode
Operation of DUT
6.0 Method of Measurement under DC-Mode
Operation of DUT
7.0 Optical Measurement and Equipment
8.0 Electrical Measurement and Equipment
9.0 Test Report
References
Annex A - Pulse-Mode and DC-Mode Methods for LED Operation
Annex B - Estimation of T[j] Rise and Correction
Annex C - Caution for Optical Measurement Instruments
for Pulse-Mode Methods
Annex D - Integrating Sphere and Goniophotometer
Annex E - Integrating Sphere Geometries and Calibration Methods
Annex F - General Design of Integrating Spheres
Annex G - Self-Absorption Correction
Annex H - Calibration of Sphere-Spectroradiometer
Annex I - Use of Spectroradiometer
Annex J - Other Sources of Error
Annex K - Sphere-Photometer System
Annex L - Goniophotometric Method for Total Luminous Flux
Provides measurement under pulse operation as well as steady DC operation of LEDs, and in all cases, the thermal condition of LEDs refers to their junction temperature.
| DocumentType |
Standard
|
| Pages |
31
|
| PublisherName |
Illuminating Engineering Society
|
| Status |
Superseded
|
| SupersededBy |
| IES LM 80 SPANISH : 2015 | MEASURING LUMINOUS FLUX AND COLOR MAINTENANCE OF LED PACKAGES, ARRAYS AND MODULES |
| IES LM 80 FRENCH : 2015 | MEASURING LUMINOUS FLUX AND COLOR MAINTENANCE OF LED PACKAGES, ARRAYS AND MODULES |
| IES TM 16 : 2017 | SOLID STATE LIGHTING SOURCES AND SYSTEMS |
| IES LM 86 : 2015 | MEASURING LUMINOUS FLUX AND COLOR MAINTENANCE OF REMOTE PHOSPHOR COMPONENTS |
| IES LM 80 : 2015 | MEASURING LUMINOUS FLUX AND COLOR MAINTENANCE OF LED PACKAGES, ARRAYS AND MODULES |
| SAE J 2938 : 2017 | LED LIGHT SOURCES TESTS AND REQUIREMENTS STANDARD |
| ANSI/IES LM-80:2021 | APPROVED METHOD: MEASURING MAINTENANCE OF LIGHT OUTPUT CHARACTERISTICS OF SOLID-STATE LIGHT SOURCES |
| ISO 23539:2005 | Photometry — The CIE system of physical photometry |
| ISO 11664-1:2007 | Colorimetry Part 1: CIE standard colorimetric observers |
| IES LM 78 : 2007 | TOTAL FLUX MEASUREMENT OF LAMPS USING AN INTEGRATING SPHERE |
| IES RP 16 : 2010 | NOMENCLATURE AND DEFINITIONS FOR ILLUMINATING ENGINEERING |
| ANSI C78.377 : 2015 | ELECTRIC LAMPS - SPECIFICATIONS FOR THE CHROMATICITY OF SOLID-STATE LIGHTING PRODUCTS |
| IES LM 58 : 2013 | SPECTRORADIOMETRIC MEASUREMENT METHODS FOR LIGHT SOURCES |
| ANSI/NCSL Z540 2 : 1997(R2012) | U.S. GUIDE TO EXPRESSION OF UNCERTAINTY IN MEASUREMENT |
| IES LM 79 : 2008 | ELECTRICAL AND PHOTOMETRIC MEASUREMENTS OF SOLID-STATE LIGHTING PRODUCTS |
| ISO/IEC Guide 98-3:2008 | Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995) |
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