The Collaborative International Dictionary
Chromascope
Chromascope \Chro"ma*scope\, n. [Gr. ? color + -scope.] An instrument for showing the optical effects of color.
Wiktionary
chromascope
n. An instrument for showing the optical effects of colour.
Usage examples of "chromascope".
Trilogy is equipped with a sophisticated type of sonar known as a chromascope, and Skipper Ingham went inside to use it.