Latest Publications

ISO/CIE DIS 23603 was prepared by the International Commission on Illumination (CIE) in cooperation with Technical Committee ISO/TC 274, Light and lighting. This first edition cancels and replaces ISO 23603:2005/CIE S 012:2004, which has been technically revised. The purpose of the assessment... more
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) luminance images of the glare source. In this Technical Note, an HDR... more
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 consensus of the participants, who are also the advisers to this... more
This document was prepared by Technical Committee ISO/TC 274, Light and Lighting, in collaboration with CIE-JTC 15, Lighting of Indoor Workplaces. This second edition cancels and replaces the first edition (ISO 8995-1:2002), which has been technically revised. Good lighting will create a visual... more

Latest News and Events

Aim This workshop is co-organized by Consultative Committee for Photometry and Radiometry (CCPR) and...
2024 is a landmark year!  We celebrate the centenary of the establishment of the V(λ) spectral luminous...
Agenda: Friday, 31 May, 2024: Morning: Annual Meeting Division 1 | TC Meetings Division 2 Afternoon:...
Join CIE at the Light+Building Trade Fair 2024! CIE is excited to announce its participation at the...