Unlock the magic of light with this premium optical glass triangular prism! Perfect for budding scientists and educators, this high-quality prism demonstrates fundamental physics principles by creating stunning rainbow spectrums through light refraction. Measuring 50x30x30mm, this K9 optical glass prism is ideal for classroom demonstrations, homeschool science projects, or captivating STEM experiments at home. Watch as ordinary sunlight transforms into vibrant rainbows, teaching children about light deflection, reflection, and the visible color spectrum in the most engaging way possible. Key Features: Premium K9 Optical Glass: Delivers brighter, clearer rainbows than plastic alternatives Perfect STEM Teaching Tool: Demonstrates light refraction, spectrum separation, and optical physics Hands-On Learning: Encourages scientific curiosity and experimentation Durable & Scratch-Resistant: High-quality glass maintains optical clarity for repeated use Compact & Portable: Includes protective box for safe storage and transport Specifications: Material: Optical-grade K9 glass Dimensions: 50×30×30mm (standard triangular prism) Color: Crystal clear Weight: Lightweight yet durable Origin: Mainland China Includes: 1 prism with protective storage box Care Instructions: Handle with clean hands to maintain optical clarity Store in included box when not in use Clean with microfiber cloth to prevent scratches In the Box: 1× High-quality K9 optical glass triangular prism 1× Protective storage box Bring the science of light to life with this essential educational tool! Perfect for teachers, parents, and young scientists. Order now and start exploring the fascinating physics of light and color today!