Turn light into a string of colorful snowflakes! Holospex lenses have a computer-generated pattern of curved lines and use diffraction, nodes and antinodes to create the snowflake pattern. Best images are produced by points of light. Your students will love them! Let it snow glasses make light more interesting in the middle of a heat wave.
Products being sold are not toys. They are for Educational / Laboratory use only. They are not for use by children 12 and under.