Get all three types of our Diffraction Grating Glasses in one affordably priced, convenient kit. You'll get 15 Rainbow Glasses, 15 3-D Glasses with images on CD, 15 HoloSpex Glasses with a light string, and an easy-to-read Explanation and Activities pamphlet.
Products being sold are not toys. They are for Educational / Laboratory use only. They are not for use by children 12 and under.