Approved Method: Measuring Luminous Flux and Color Maintenance of Remote Phosphor Components

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ANSI/IES LM-86-20(R2023)
Document Type: Lighting Measurement and Testing (LM)

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SKU: ANSI/IES LM-86-20(R2023) Category:

Product Description

Approved American National StandardThe first standard to address remote phosphur technologies. This Lighting Measurement (LM) document addresses the test method for measuring degradation behavior of the remote phosphor component, as well as an alternative method, whereby the separable remote phosphor component can be tested.

Page count: 10 pages
Publisher: Illuminating Engineering Society (2023)
SKU: ANSI/IES LM-86-20(R2023)
ISBN-13: 978-0-87995-220-4

Chapters:

  • 1.0 Introduction and Scope
    2.0 Normative References
    3.0 Definitions
    4.0 Pump LED Sources and Electrical Requirements
    5.0 Physical and Environmental Conditions for Maintenance Test
    6.0 Photometric Measurements
    7.0 Maintenance Test Procedures
    8.0 Test Report

Citation Format:
Illuminating Engineering Society. ANSI/IES LM-86-20(R2023), Approved Method: Measuring Luminous Flux and Color Maintenance of Remote Phosphor Components. New York: IES; 2023.

CONTENTS

  • 1.0 Introduction and Scope
    • 1.1 Introduction
    • 1.2 Scope
  • 2.0 Normative References
    • 2.1 ANSI/IES LS-1-2 0
    • 2.2 ANSI/IES LM- 8 0 -20
  • 3.0 Definitions
    • 3.1 air temperature (TA)
    • 3.2 average irradiance on DUT (Eave,DUT)
    • 3.3 average surface temperature (Ts,avg)
    • 3.4 conversion efficacy (Kconv)
    • 3.5 conversion efficacy maintenance
    • 3.6 device under test (DUT)
    • 3.7 emission surface and clear aperture
    • 3.8 excitation surface
    • 3.9 failure of DUT
    • 3.10 maintenance pump LED source
    • 3.11 maintenance test
    • 3.12 maximum surface temperature (TS,MAX)
    • 3.13 measurement interval
    • 3.14 reference pump LED source
    • 3.15 remote phosphor
    • 3.16 remote phosphor component
  • 4.0 Pump LED Sources and Electrical Requirements
    • 4.1 Pump LED Sources
    • 4.2 Power Supply Electric Requirements
  • 5.0 Physical and Environmental Conditions for Maintenance Test
    • 5.1 Temperature
    • 5.2 Air Flow
    • 5.3 Humidity
  • 6.0 Photometric Measurements
    • 6.1 Pump LED Source Measurement
    • 6.2 Pump LED Source Radiant Flux Maintenance
    • 6.3 Measurements of Photometric and Color Characteristics
    • 6.4 Conversion Efficacy Calculation
  • 7.0 Maintenance Test Procedures
    • 7.1 Seasoning or Aging
    • 7.2 DUT Exposure to Pump LED Sources (Irradiance)
    • 7.3 DUT Maximum Surface Temperature
    • 7.4 DUT Average Surface Temperature
    • 7.5 Test Duration, Measurement Interval, and Time Keeping
  • 8.0 Test Report