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News

October 17, 2023

2023 Gold Pin Awardees announced

September 1, 2023

CIE Datasets Available Online

Catch the recorded webinar and slide deck

August 27, 2023

Establishment of a New Division 3 Technical Committee

July 17, 2023

CIE 2021 Best Papers in LR&T Special Edition

July 6, 2023 to September 30, 2023

CIE TC 4-50 collection call for “r-tables” data

March 23, 2023

New CIE Governing Board and Division Directors Elected

March 23, 2023

CIE TC 4-62 Adaptive Road Lighting - call to participate

February 6, 2023

New CIE JTC Call for Experts

December 19, 2022

CIE TC 3-62 Call to Participate

September 4, 2022

Joint Statement of Intent on the Digital Transformation

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  • News and Events
  • Publications

2023 Gold Pin Awardees announced

CIE Gold Pins are the highest honour awarded by the CIE. Established in 2007, the awards are granted...
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CIE Australia Lighting Research Conference

CIE Australia Lighting Research Conference 2024 will be held at the University of Melbourne, Carlton, on...
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CIE NC CA and NC US Biennial CORM Conference

The joint research conference organized by the Canadian and United States CIE National Committees of the...
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Young Lighting Scientists September 21, 2023

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Establishment of a New Division 3 Technical Committee

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CIE 251:2023 LED Reference Spectrum for Photometer Calibration

 

CIE standard illuminant A was introduced in 1932 to represent typical tungsten-filament lighting in colorimetry, and for decades it has been used as a reference spectrum in photometer calibrations.
In 2018, CIE... more

CIE DIS 017-SP2:2023 ILV: International Lighting Vocabulary –Supplement 2: Terms and Definitions for Horticultural Lighting

 

With the rapid development of the application of optical radiation in the field of plant growth in recent years, different types of stakeholders with different backgrounds are coming together; for example, lighting... more

CIE TN 014:2023 Example Luminance Measurement Setup for UGR

Technical Report CIE 232:2019 specifies a supplement to the Unified Glare Rating (UGR) method to determine the glare source area in case the glare source has a non-uniform luminance. The method requires high dynamic range (HDR)... more

CIE TN 015:2023 Second International Workshop on Circadian and Neurophysiological Photoreception

This Technical Note reports on the proceedings and consensus of the invited experts of The Second International Workshop on Circadian and Neurophysiological Photometry, 2019, Manchester (UK). This workshop acted on the basis of a... more

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