2-50: Measurement of the Optical Properties of LED Assemblies

To produce a technical report for the measurement of the optical properties of LED assemblies.

Chair: Richard Distl (DE)

CIE Webshop

Welcome to CIE's Online Standards Store!

To the Webshop

CIE Tutorial on S 026 - Use and Application of the New Metrology for ipRGC- Influenced Responses to Light

CIE Australia Lighting Research Conference -- CALReCo2019

CIE NC Australia will hold a lighting research conference in February 2019. The deadline for abstract...

Looking for visual data for sparkle and graininess

The CIE Joint Technical Committee JTC 12 (D1/D2/D8) “The measurement of sparkle and

CIE Tutorial and Practical Workshop on CIE S 025

CIE Call for Experts

CIE Calls for Experts to its new TCs:

S 026/E:2018 System for Metrology of Optical Radiation for ipRGC-Influenced Responses to Light

This International Standard defines spectral sensitivity functions, quantities and metrics to describe the ability of optical radiation to stimulate each of the five photoreceptor types that can contribute, via the melanopsin-... more

CIE 015:2018 Colorimetry, 4th Edition

This Technical Report has been prepared by CIE Technical Committee 1-85 of Division 1 "Colour and Vision” and has been approved by the Board of Administration as well as by Division 1 of the Commission Internationale de l'Eclairage... more

CIE 198-SP2:2018 Determination of Measurement Uncertainties in Photometry Supplement 2: Spectral measurements and derivative quantities

This report is a second supplement to CIE 198:2011 Determination of Measurement Uncertainties in Photometry... more

DIS 026/E:2018 CIE System for Metrology of Optical Radiation for ipRGC-Influenced Responses to Light

This Draft International Standard defines spectral sensitivity functions, quantities and metrics to describe radiation for its ability to stimulate each of the five photoreceptor types that can contribute, via the melanopsin-... more

Search form