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This report gives essential information necessary for consistent implementation of the CIE system for mesopic photometry (CIE 191:2010) in practical outdoor lighting applications. It describes how…

CIE TN 016:2026 A comprehensive checklist for reporting light characteristics in laboratory-based human studies using light as an intervention

The CIE, through initiatives like the publication of CIE S 026/E:2018 “System for Metrology of Optical Radiation for ipRGC-Influenced Responses to Light”, played a key role in establishing…

CIE x051:2025 Proceedings of the CIE 2025 Midterm Meeting Vienna, Austria, July 4-11, 2025: Scientific Conference (July 7-9, 2025)

This volume is published in the publication series Proceedings of the CIE (International Commission on Illumination) with the ISSN no. 3061-015X (…

CIE PS 003:2025 CIE Position Statement on Obtrusive Light and Light Pollution, 1st Edition

The purpose of lighting at night is to improve visual amenity and safety. However, in the design and setting-up of lighting installations one should avoid disproportionate unwanted effects.

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