Description This rectangular frosted glass block is an essential tool for physics and optics experiments. Its precise design allows for accurate light refraction, making it great for educational purposes. The frosted surface ensures clear visibility of light paths, aiding in the understanding of complex optical principles. Features -Color:Transparent -Material:Glass -Size:7.50X3.90X1.50cm/2.95X1.53X0.59in -Durable material: made from hardwearing glass, this rectangular block is designed to withstand frequent use in educational settings, ensuring longlasting durability and reliability. -Frosted surface: the frosted finish on the glass block reduces reflections and glare, enhancing the accuracy of light refraction experiments and providing clearer results. -Versatile application: ideal for physics and optics experiments, this glass block is great for use in schools, laboratories, and home teaching environments, aiding in the understanding of optical principles. -Easy to clean: the smooth glass surface is easy to clean and maintain, ensuring that the block remains in pristine condition for repeated use in various experiments. -Enhanced learning: by providing a hands-on tool for exploring light refraction, this glass block helps students better grasp complex scientific concepts through practical experimentationPackage list: 2 x glass bricks