GB/T 20147-2006 (English Version) CIE standard colorimetric observers

Standard No.: GB/T 20147-2006
Language: Chinese, Available in English version
Release Date: 2006
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 20147-2006

Scope: This standard specifies the color matching functions used in colorimetry. Two kinds of color matching functions are specified a) CIE 1931 Standard Colorimetric Observer Color Matching Function This color matching function gives the The color matching characteristics when the field of view is about 1⁰～4⁰ under the best photopic vision. b) CIE 1964 Supplementary Standard Chromaticity Observer Color Matching Function This color matching function gives the observer with normal color vision under sufficiently high photopic vision, and in the spectral power distribution such that the retinal columnar cell receptors are not involved Bottom, Color matching properties in a field of view larger than 4⁰.

GB/T 20147-2006 Referenced Document