X-Rite, Inc. is a manufacturer of color measurement and management solutions, located in Grand Rapids, Michigan, United States. The company also creates products that regulate quality in the processing of film and x-rays. The firm was incorporated in 1958 by seven engineers from Lear Siegler. Its first product, x-ray marking tape, was introduced in 1968. In 1975, it introduced its first densitometer for photographic printing use.