Triangular Optical Prism made from K9 optical glass for teaching and demonstration of light refraction and spectrum formation Key benefits Clear demonstration of refraction and dispersion for teaching optics and basic physics concepts. clarity K9 optical glass ensures bright, well defined spectral colors when used with white light. Handheld triangular shape delivers predictable refraction angles suitable for classroom demonstrations and home experiments. Durable, precisioncut faces provide consistent performance for repeated use. Compact and lightweight for easy storage, transport, and use as an educational gift. What this prism does and why you need it Converts a beam of white light into a visible color spectrum, making abstract optics concepts tangible and easy to understand. Helps students visualize light behavior, color separation, and wavelength differences without complex equipment. Serves as a practical tool for hobbyists, educators, parents, and students exploring light, color, and refraction. Material and performance Material: K9 optical glass, chosen for optical clarity and low internal defects. Function: Dispersion of white light into a spectrum by refraction through the triangular prism. Performance: Produces clear, separated rainbow colors when illuminated by a white light source under standard classroom or home lighting conditions. Compatibility and use Compatible with common white light sources such as sunlight, LED lamps, and handheld flashlights. Works with optical benches, demonstration stands, or handheld experiments for flexible setups. Typical use scenarios Classroom demonstration: Use in lectures or labs to show refraction, Snell law concepts, and color dispersion to small groups. Home STEM activity: A simple, handson tool for science projects, homework exploration, and interactive learning with children and teenagers. Creative effects and photography: Produce rainbow highlights and color patterns for art projects, still photography, and light design experiments. Care and handling Handle with care to avoid scratches and chips. Clean with a soft, lint cloth and mild lens cleaner if needed. Store in a protective case or padded compartment when not in use.