GB/T 3978-2008: Standard illuminants and geometric conditions

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Scope

This standard specifies the geometric conditions of CIE standard illuminants in
colorimetry, artificial light sources representing illuminants, color measuring
instruments.
This standard is applicable to the application and expression of illuminant and
geometric conditions in color measurement, calculation and evaluation.

Basic Data

Standard ID	GB/T 3978-2008 (GB/T3978-2008)
Description (Translated English)	Standard illuminants and geometric conditions
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	K70
Classification of International Standard	17.180.20
Word Count Estimation	16,134
Date of Issue	2008-06-26
Date of Implementation	2009-03-01
Older Standard (superseded by this standard)	GB/T 3978-1994
Quoted Standard	GB/T 5698
Adopted Standard	CIE 15-2004, NEQ; CIE S005-1999, NEQ
Regulation (derived from)	Announcement of Newly Approved National Standards No. 10 of 2008 (total 123)
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the chromaticity of CIE standard illuminant, on behalf of illumination artificial light and color measurement instrument geometry. This standard applies to color measurement, calculation and evaluation of lighting and geometric conditions of application and presentation.