2.5 inch Optical Glass Triangular Prism for Teaching Light Spectrum Physics and Photo Photography Prism, 60mm

About This Product :

• Use this triangular prism to split a beam of light into its spectral components (the colors of the rainbow).
• Side Length: 1.38 inch / 35mm, More Than Average Width, Stable Handheld.
• Show your kids a rainbow, or have photography fun.
• Material: Optic glass, not plastic.
• With AMLONG CRYSTAL Authentic Brand Logo Box, Fully Protected Package.