5cm Optical Glass Crystal Triple Triangular Prism Photography Physics Teaching Light Spectrum

Descriptions Optical Glass Triple Triangular Prism Physics Teaching Light Spectrum 5cmPrism Length 1 97inch 5cmSide Length 1 18 inch 3cmMaterial Optical GlassColor TransparentFeatures Durable and interesting Show your kids a rainbow With a decent gift box it is a good present for friends It is used to research the refraction and dispersion of the light and make a thorough inquiry of the forming of the rainbow Package Included 1 x 5cm Triple Prism