Color

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The color we see in nature is either a spectral color (a segment of a rainbow) or a mixture of these spectral colors. You can witness this phenomenon with a diffraction grating, in a tool we have called the Spectramatic.

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Take this survey to test your "Color Perception"!


Here's a question from Paul G. Hewitt to test your understanding! Here's a tougher one from the same author! Just for fun: [|This page] tests your mental agility as it relates to color!