Features: Discover the principle of refraction and reflection of light with our Lighting Device for Physics Optics Experiment, designed to intuitively demonstrate light reflection and refraction principles for engaging educational experience. Crafted from abs, this lighting device, allowing for comprehensive exploration of optical phenomena. Very suitable for teachers and students, this educational tool enhances learning in physics classes by providing hands on experiments that clarify complex concepts. Great for classroom demonstrations, science fairs, or home experiments, helps students visualize and understand the behavior of light through practical application. This experiment set is excellent resource for anyone who look to deepen their understanding of optics and inspire curiosity in the field of science. Specifications: Color: Green Component: ABS Type: 3 Color Lighting Device; 3 Line Lighting Device; F Shape Lighting Device Size 1: Approx. 8x12cm/3.15x4.72in Size 2: Approx. 8x12.50cm/3.15x4.92in Weight: Approx. 65g; 70g; 75g Package Includes: 1Piece Physics Optics Experiment Lighting Device note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color