Division 3 News and Events

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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Division 3 News and Events

August 13, 2018 to August 14, 2018

Copenhagen, Denmark

June 14, 2019 to June 22, 2019

Washington DC, USA

June 29, 2021

April 27, 2022

August 5, 2022

December 19, 2022

August 24, 2023

August 27, 2023

September 1, 2023

October 17, 2023