General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 15489.4-1995
Scope
This standard specifies the color temperature testing instrument and method of filter glass. This standard applies to the color temperature test of filter glass and the calculation of color temperature conversion ability.
GB/T 15489.4-1995 history
1995GB/T 15489.4-1995 Colour filter glass test methods Colour temperature conversion ability