Optical Glass Triangular Prism with Stand Physics Light Spectrum Teaching Tool for Physics Light Spectrum 360 Rotation Optical Element Tools Accessories

$21.68
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Description: Triangular prism with a base is very convenient to change prism angle. It can be used in science class of kindergarten, primary school, high school, as a demonstration equipment, to study the dispersion of light. It also can be used as toy to develop intelligence of children.Specifications: Material: plastic stand, optical glass prism Stand Color: black Size (L×W): 17×12cm/6.69×4.72in Weight: Approx. 109g  Package Includes: 1 x Optical Triangular Prism 1 x Black Stand  Instruction: Put  prism under sunlight. Rotating prism till light appear seven colors on a wall or white paper.  Note: Please allow small deviation due to manual measurement. Thanks for your understanding.