Don't be without this essential tool for teaching about light refraction and dispersion!
909-78 Glass Refraction Plate, 70mm x 70mm x 8mmT
909-78B Glass Refraction Plate,115mm x 65mm x 20mmT
909-83 Acrylic Refraction Block, 75mm x 75mm x 12mmT
Be the first to hear about our new products and exclusive offers