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Top-tier K9 Optical Glass - Triangular prism crafted from high-refraction K9 glass delivers 99.9% transmission for vivid rainbow effects, excellent for physics classrooms and home science experiments Multi-Angle Color Magic - Optical glass prism creates dynamic RGB splitting from red, green and blue base beams, revealing different dispersion patterns with every 15° rotation STEM Learning Essential - Physics teaching tool demonstrates refraction principles for students aged 8+, with two size options (15mm/20mm) for hands-on education Ready-to-Give Science Treasure - Delicate triangular prism comes in protective packaging, ideal as educational presents for teachers, curious young learners, and science enthusiasts Lab-Grade Accuracy - Each 15x15x15mm/20x20x20mm prism undergoes optical clarity testing to ensure impeccable dispersion without bubbles or distortions
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