News

Glare models developed for electric lighting conditions are not applicable to daylight situations. This report summarizes the daylight glare prediction models which were confirmed by independent studies.

The cause of the... more

CIE 254:2024 A roadmap toward basing CIE colorimetry on cone fundamentals

This Technical Report presents a roadmap for the CIE, to help guide its development of a new, complete, self-consistent system of CIE colorimetric measures, based directly on cone fundamentals, with explicit consideration of the... more

ISO/CIE 11664-5:2024 (E) Colorimetry – Part 5: CIE 1976 L*u*v* colour space and u', v' uniform chromaticity scale diagram

This ISO/CIE International Standard was revised by the International Commission on Illumination (CIE) and is now published in cooperation with Technical Committee ISO/TC 274, Light and lighting, in collaboration with the European... more

ISO/CIE 11664-5:2024 (FR) Colorimétrie — Partie 5: Espace chromatique L*u*v* et diagramme de chromaticité uniforme u’, v’ CIE 1976

Le présent Norme internationale ISO/CIE a été élaboré par le comité technique la Commission
Internationale de l’Éclairage (CIE) en coopération avec le comité technique TC 274, Lumière et éclairage,
en collaboration avec le... more

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News

May 27, 2024

Interview with CIE President Dr. Jennifer Veitch in LED Professional Review

May 21, 2024

Recording of the CIE Special Webinar "SpotLIGHT on the UN Sustainable Development Goals"

May 16, 2024

Zoom Webinar

CIE Webinar "SpotLIGHT on the UN Sustainable Development Goals"

May 15, 2024 to May 16, 2024

Eindhoven University of Technology, The Netherlands

LightCap Symposium 2024 "The Invisible Workings of Light"

April 22, 2024 to April 24, 2024

State Hermitage Museum in St. Petersburg, Russia

III Scientific-Practical Conference "Light in Museum”

March 3, 2024 to March 8, 2024

Messe Frankfurt, Ludwig-Erhard-Anlage 1 | Frankfurt am Main

CIE at the Light + Building Trade Fair 2024

February 9, 2024

CIE Volunteer Survey

February 5, 2024

Proceedings of the 30th Quadrennial Session of the CIE is now published

January 24, 2024

CIE Research Strategy 2023-2027 has been published

January 17, 2024

Proceedings of the "Young Lighting Scientists" has been published

Pages

The 31st Quadrennial Session of the CIE, Nanjing, China

The Balkan Light 2024 Conference: “Future of Lighting: Efficient and Intelligent”

CIE at the IEEE Sustainable Smart Lighting World Conference (LS2024)

SAVE THE DATE: CIE Research Webinar on "CIE Research Strategy 2023-2027"

CIE at the IUPB-MEPSA 18th International Congress on Photobiology