Sensors inside the colorimeter measure brightness, contrast and color settings.
Describes differences in the construction of a colorimeter and a photometer.
Additionally, each subject will have their skin measured using a reflectance colorimeter.
British Dictionary definitions for colorimeter
Also called tintometer. an apparatus for determining the concentration of a solution of a coloured substance by comparing the intensity of its colour with that of a standard solution or with standard colour slides
any apparatus for measuring the quality of a colour by comparison with standard colours or combinations of colours