NBN EN ISO/CIE 11664-2:2022

Colorimetry - Part 2: CIE standard illuminants (ISO/CIE 11664-2:2022)

ACTIVE

About this standard

Languages
German, English and French
Type
NBN
Standards committee
CEN/TC 139 (Paints and varnishes)
Status
ACTIVE
Publication date
29 September 2022
ICS Code
17.180.20 (Colours and measurement of light)
Withdrawn Date
Price
€ 145,00

Summary

This document defines three CIE standard illuminants for use in colorimetry: CIE standard illuminant A for the representation of typical tungsten-filament lighting, CIE standard illuminant D65 for the representation of average daylight having a correlated colour temperature of approximately 6 500 K and CIE standard illuminant D50 for the representation of daylight with a correlated colour temperature of approximately 5 000 K. Values of the relative spectral power distribution of the three illuminants are included in this document.