beautiful and unique design, there will be completely different color rendering from different angles at the same environment | Glass cube prisms photography prism Made of high quality optical glass | Physics Teach Decoration Art Prism Glass Cube Can be used as teaching tools or research and decorations, it are very beautiful | Optical Glass Dispersion Prism, No defect, no burr, made of K9 optical glass. All surfaces can be refracted | nice demonstration of beam splitting and light filters, awesome color combinations that can be created