Cube Prism Glasses Optical, Gift Box Prism Photography Prism Light Spectrum Physics Prism Decoration, K9 Scientific Experiment Optical Prism Glasses 23 * 23 * 23mm

SPECIFICATION :：❶Name:Optical Glass Prism❷Material: K9 optical glass❸Size: 23 * 23 * 23mm / 0.9 * 0.9 * 0.9in❹Power supply: 1* cr2450 button battery UNIQUE DESIGN :：Beautiful and unique design of cubic six sides can be pervious to light, in the same environment, different Angle different color rendering WIDELY APPLICATION :：❶Used as a teaching or research tool.❷Beautiful appearance, can be used for decoration.❸Can also be used in photography, which can produce a good filter effect MATERIAL :：100% quality optical glass, made of K9 optical glass, with better refraction and clear reflection. BEAUTIFULLY PACKAGED :：The product is equipped with a cool black gift box. After opening the gift box, the built-in light will be opened, colorful light will appear, and the light will be extinguished when closed