CIE Events

September 15, 2023 to September 23, 2023

Ljubljana, Slovenia

CIE 2023 - 30th Quadrennial Session of the CIE

CIE 2023 Website Now Open

CIE Webshop

Welcome to the official CIE Online Standards Store!
(Other distributors are not authorized)

Members receive a 66,7 % discount!
Why not join the NC in your country today?

To the Webshop

CIE Australia Lighting Research Conference February 7, 2023

CIE Australia is pleased to announce that the 2023 CIE Australia Lighting Research Conference will be...

CIE Expert Tutorial and Symposium on the Measurement of Temporal Light Modulation

9th International Lighting Design Workshop - ILDW

CIE x049:2022 Proceedings of the CIE symposium on the advances in measurement of temporal light modulation, October 11, 2022, Athens, Greece

In October 2022 CIE held a 1-day symposium on the advances in the measurement of temporal light modulation.

Temporal light modulation (TLM) causes visual perception effects such as flicker, phantom array and... more

ISO/CIE TR 21783:2022(E) Light and lighting — Integrative lighting — Non-visual effects

This Technical Report is prepared by ISO/TC 274, Light and lighting in cooperation with the International Commission on Illumination (CIE).

The content of this document represents the state of the art at the date of... more

ISO/CIE 11664-2:2022(E) Colorimetry — Part 2: CIE Standard Illuminants

This document 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 Committee for... more

ISO/CIE 11664-6:2022(E) Colorimetry-Part 6: CIEDE2000 Colour-Difference Formula

Search form