Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: What are those glasses that show ROYGBIV called?

  1. Feb 21, 2009 #1
    It's really bothering me, since the name is like on the tip of my tongue.
  2. jcsd
  3. Feb 21, 2009 #2
    Diffraction grating glasses?
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook