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Publication of DD117282A5publicationCriticalpatent/DD117282A5/xx
G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
G01J3/461—Measurement of colour; Colour measuring devices, e.g. colorimeters with colour spinners
G—PHYSICS
G01—MEASURING; TESTING
G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY