K9 Optical Glass Prism for Decoration Physics Education Teaching Children Gift

This optical glass prism is made of high quality K9 optical glass, to use. It can be given to your children as a gift or as a decoration to decorate wherever you want. This beautiful and unique optical glass prism can be used as a physics teaching tool. Condition: 100% Brand New Item Type: Prism Material: K9 Optical Glass Product Size: Approx. 15 x 15 x 87 mm Celsius 0.6 x 0.6 x 3.4 in