GB/T 3979-1997
Methods of measuring the colour of materials (English Version)
- Standard No.
- GB/T 3979-1997
- Language
- Chinese, Available in English version
- Release Date
- 1997
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2008-11
- Replace By
- GB/T 3979-2008
- Latest
- GB/T 3979-2008
- Scope
- This standard specifies the measurement method of color. When the field of view ranges from 1° to 4°, the chromaticity function of the XYZ colorimetric system (CIE 1931 standard colorimetric system) is used; when the color measurement is greater than the field of view of 4° , using the chromaticity function of the X10Y10Z10 colorimetric system (CIE 1964 supplementary standard colorimetric system). This standard is applicable to reflective object color and transmitted object color. Not suitable for object colors containing fluorescent light.
GB/T 3979-1997 history
- 2008 GB/T 3979-2008 Methods for the measurement of object color
- 1997 GB/T 3979-1997 Methods of measuring the colour of materials
