Quick Answer: The Rainbow Glasses Large have a double-axis diffraction grating embedded in the lenses, so almost any single light source viewed through them is split into a 3D spectrum of its component colours.
Last updated: October 2026
Key Features
Double-axis diffraction grating embedded in the lenses
Splits almost any single light source into a 3D spectrum
Large size, designed to fit older students and adults
Small sized version also available
About This Product
Looking through the glasses at almost any single light source shows the light split into a 3D spectrum of its component colours, illustrating the relationship between light and colour. Export supply of the Rainbow Glasses Large can be arranged to laboratories and schools in Antigua and Barbuda, United Kingdom, Slovenia, Laos and Georgia.