Standard Machinery Group manufactures Spectro Densitometer. Standard Machinery Group offers products for the Graphic Arts, Commercial Printers and Publishers, etc. Spectro Densitometer is available with model number `508 Spectro Densitometer`. It adds dot area [tone value] and dot gain [tone value increase] with an accuracy of a spectral engine. The Spectro Densitometer is ideal for measurement of basic process color printing. It can be used to measure GATF, FOGRA and UGRA color bars, QuarkXPress® color bars, and other quality control targets used during the prepress process. A special non-heat mode optimizes performance in newspaper production environments.