An optical instrument designed to examine, display, or analyze the properties of light and colors.
From Greek 'chroma' (color) + 'skopeein' (to look at), following the pattern of scientific instruments like the telescope and microscope that examine specific phenomena.
Historically, chromatoscopes were crucial tools for early color scientists before modern spectrophotometers—they helped prove that white light contains all the colors of the rainbow, revolutionizing our understanding of physics.
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