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Draft International Standards

ISO/CIE DIS 23539:2021 Photometry – The CIE system of physical photometry
CIE DIS 027:2021 Photometry of road illumination devices, light signalling devices and retroreflective devices for road vehicles.
ISO/CIE DIS 11664-2:2020(E) Colorimetry – Part 2: CIE standard illuminants
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  • News and Events
  • Publications

CIE 2023 - 30th Quadrennial Session of the CIE

  The 30th Quadrennial Session of the CIE. CIE 2023 will be hosted by CIE NC Slovenia in Ljubljana,...
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8th Light Symposium 2022 - LS2022

  This is an annoucement for the 8th Lighting Symposium, which is organized in part by The Danish...
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LUX EUROPA 2022

 
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CIE NC Australia Lighting Research Conference 2022

CIE NC Australia is pleased to advise that the 2022 CIE Australia Lighting Research Conference will be...
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IEA 4E SSL Annex issues new report promoting CIE’s new global test standard

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ISO/CIE DIS 23539:2021 Photometry – The CIE system of physical photometry

The purpose of photometry is to measure light as perceived by the human eye. The brightness of a luminous surface depends not only on the amount of radiation it emits, transmits or reflects, but also on its spectral composition and... more

CIE DIS 027:2021 Photometry of road illumination devices, light signalling devices and retroreflective devices for road vehicles.

This Draft International Standard provides requirements to perform reproducible photometric and colorimetric measurements of devices used in road vehicles for road illumination, light-signalling and retroreflection. It also provides... more

CIE x048:2021 Proceedings of the Conference CIE 2021, September 27–29, 2021, hosted by the CIE National Committee (NC) Malaysia online

In October 2021 CIE held a 3-day online conference, CIE 2021, which originally was intended to accompany the CIE 2021 Midterm Meeting. Experts from all over the world presented latest research results and survey lectures in 4... more

CIE 247:2021 Guide for the Gonioradiometric Measurement of Upper Air Ultraviolet Germicidal Irradiation Luminaires

Upper air ultraviolet germicidal irradiation (UVGI), in combination with appropriate room ventilation, is increasingly being used as a method to reduce transmission of airborne infectious diseases such as tuberculosis. UVGI... more

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