3 PCS RGB Prism Dispersion Prism for Physics and Decoration 0_8inX0_8inX0_8in2x2x2cm Optical Glass RGB Dispersion Prism Cube

This item is a prism in the shape of cube. White light coming in from one side gets split into three colors, each exiting from a different side of the cube. Specifications: Material: K9 Crystal Size: 0.8inX0.8inX0.8in(2x2x2cm) Weight: 3.7oz(105g) Features: Can be used as teaching tool or research tool and decorations. It may improve children's interest of natural light and help them to discover some interesting phenomena. Children can get the initial experience of the refraction of light perception and stimulate their curiosity. A necessary equipment for science class of kindergarten, primary school , junior high school and high school. Note: This item does not fit for projector, please do not put it into projector to replace the original.