Latest Publications

  In October 2017 CIE held its Midterm Meeting in Jeju, Republic of Korea. The meetingwas accompanied by a 3-days conference on the subject “Smarter Lighting for BetterLife”. In 5 invited presentations, 57 oral presentations, 49 presented posters, 61posters and 7 workshops experts from all over the... more
This report is a revision and update of CIE 150:2003 Guide on the Limitation of the Effects of Obtrusive Light from Outdoor Lighting Installations. The purpose of this Guide is to help formulate guidelines for assessing the environmental impacts of outdoor lighting and to give recommended limits... more
Contemporary lighting systems vary widely in the degree to which their light output shows temporal variations (temporal light modulation, TLM). TLM is known to affect human visual perception, neurobiology, and performance, sometimes in adverse ways. Many standards development organizations,... more
This Technical Note defines the method for calculating the adaptation coefficient to be used in conjunction with the equations of the mesopic photometry system defined in CIE 191:2010, which describes the recommended system for mesopic photometry and is based on visual performance. The document is... more

Latest News and Events

The CIE Expert Tutorial and Workshops on Research Methods for Human Factors in Lighting will be a forum...
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The CIE has established a new way of engaging on scientific and technical topics that might have...
At the Midterm Meeting of the CIE General Assembly Dr Peter Blattner was elected to the position of...