Definitions for "densitometer"
an instrument for determining optical or photographic density. A variety capable of measuring optical density of a sample at a number of different wavelengths, is called a spectrophotometer.
Is an instrument used to measure the ink density and consistency throughout a press run.
A photomechanical tool used to measure density of colour density in a transparency or in printed colour.
Keywords:  densimeter
same as densimeter.
a basic tool for any prepress operation and is typically the only tool required in a closed-loop calibration scheme