Latest Publications
CIE standard illuminant A was introduced in 1932 to represent typical tungsten-filament lighting in colorimetry, and for decades it has been used as a reference spectrum in photometer calibrations.In 2018, CIE published new LED illuminants in CIE 015:2018 Colorimetry, 4th Edition. Based on one of... more
CIE DIS 017-SP2:2023 ILV: International Lighting Vocabulary –Supplement 2: Terms and Definitions for Horticultural Lighting
With the rapid development of the application of optical radiation in the field of plant growth in recent years, different types of stakeholders with different backgrounds are coming together; for example, lighting manufactures, agriculture facility companies, researchers with an optical... more ISO/CIE 11664-5:2023 Colorimetry — Part 5: CIE 1976 L*u*v* colour space and u’, v’ uniform chromaticity scale diagram
The committee responsible for this document is ISO/TC 274, Light and lighting. This second edition cancels and replaces the first edition (ISO 11664-5:2009), of which it constitutes a minor revision. ISO 11664 consists of the following parts, under the general title Colorimetry:
— Part 1: CIE... more
ISO/CIE 28077 was prepared by CIE Technical Committee 6-32, Action Spectrum for Photocarcinogenesis, as CIE S 019. The committee responsible for this document is ISO/TC 274, Light and lighting.
Solar ultraviolet radiation (UVR) is recognized as a major cause of non-melanoma skin cancer in human... more
Latest News and Events
The lighting associations of Germany (LiTG), Austria (LTG), the Netherlands (Nsvv) and Switzerland (...
CIE JTC 20 (D6/D2) will review current state-of-the-art of wearable alpha-opic light dosimetry methods...
CIE TC 3-62 will undertake to make a review of regional daylight reqiurement to assess the...
CIE TC 3-61 will undertake to make a review of regional daylight reqiurement to assess the...