BS EN ISO/CIE 11664-4:2019
Colorimetry. CIE 1976 L*a*b* colour space

Standard No.

BS EN ISO/CIE 11664-4:2019

Release Date

2019

Published By

British Standards Institution (BSI)

Latest

BS EN ISO/CIE 11664-4:2019

Scope

What is ISO/CIE 11664-4- CIE 1976 L*a*b* color space about?   ISO/CIE 11664-4 is the part 4 of a multi-series standard about safety standard on colorimetry.   ISO/CIE 11664-4 specifies a method of calculating the coordinates of the CIE 1976 L*a*b* colour space, including correlates of lightness, chroma, and hue. ISO/CIE 11664-4 includes two methods for calculating Euclidean distances in this space to represent the perceived magnitude of color differences.    ISO/CIE 11664-4 is applicable to tristimulus values calculated using color-matching functions of the CIE 1931 standard colorimetric system or the CIE 1964 standard colorimetric system.    ISO/CIE 11664-4 is used for the specification of color stimuli perceived as BS EN ISO/CIE 11664-4:2019 history

• 2019 BS EN ISO/CIE 11664-4:2019 Colorimetry. CIE 1976 L*a*b* colour space