Why rainbows aren't pink

Color perception is a prime candidate for an optics lesson because children are keenly aware of colors and often already curious about them. If white is a combination of all colors, why do you get a muddy brown when you mix all the paints in your paintbox? Why do people talk about "all the colors in the rainbow" when pink and mint green aren't found in rainbows at all?

Become a member of OSA or log in to view the full text of this article.

OSA Members get the full text of Optics & Photonics News, plus a variety of other member benefits.

Add a Comment

comments powered by Disqus