Latest Publications
This Technical Report gives recommendations for the characterization, selection and application of optical radiation detectors to perform linear measurement conditions. It helps the users to find the causes of non-linear behaviour and to avoid non-linear operation. It discusses detector operating... more
This report concerns lighting for roads where pedestrians are the primary road user. Lighting guides recommend certain criteria for design such as target illuminances. The bases of these recommendations are, however, largely unstated or were not published in international magazines and got lost.... more
CIE TN 010:2019 Determination of the Optical Beam Axis, Centre Beam Intensity, and Beam Angle of Directional Light Sources
Many regional standards and regulations require a manufacturer of directional light sources to publish the beam angle (or beam angles for non-symmetrical sources) and centre beam luminous intensity of their products as well as derived data such as the useful luminous flux or zonal lumen values.... more
This supplement to CIE S 025:2015 Test Method for LED Lamps, LED Luminaires and LED Modules specifies the requirements for measurement of electrical, photometric, and colorimetric quantities of OLED luminaires and OLED light sources. These sources were not covered by CIE S 025:2015 even though they... more
Latest News and Events
The National Committe for Lighting in Bulgaria (NKO) is proud to announce their upcoming event ......
This joint CIE and ICNIRP event will take place will take place at Eindhoven University of Technology,...
CIE NC Australia Inc. is proud to announce that their Lighting Research Conference 2020 will be held on...