Glass Prism 15x15x87mm K9 Optical Decorative Physics Teaching Aid

1 This optical glass prism is made of high quality K9 optical glass, reliable to use. 2 It can be given to your children as a gift or as a decoration to decorate wherever you want. 3 This beautiful and unique optical glass prism can be used as a physics teaching tool. 4 A necessary equipment for science class of primary school, junior high school and high school. 5 There will be completely different color rendering from different angles at the same environment.

What's in the box
1 x Optical Prism