NICEXMAS 100*30*30mm Crystal Optical Glass Triangular for Teaching Light Spectrum Physics

Description Triangular prisms are used to disperse light that is to break light up into its spectral components(the colors of the rainbow). It helps to show and present what a rainbow looks like which makes it to be a nice gift for your children lover and anyone else. Features - Color: Shown in the pictures. - Material: K9 Optical Glass. - Size: Approx. 10 * 3 * 3cm/ 4 * 1.2 * 1.2 inch (L*W*H). - for durable use. Not easy to break. - Precise cuttings offer good reflections and color seperation. - Easy carry for teaching/learning presentations etc. - Break light up into its spectral components(the colors of the rainbow). Offer good reflections and color seperation.