suitable for classroom use, this optical lens set includes isosceles triangular prisms that help illustrate in physics. The clear glass prisms are ideal for demonstrating light refraction and analysis. This set is a valuable resource for teachers aiming to provide interactive and visually engaging science lessons. Features -Color:Transparent -Material:Glass -Size:8.50X4.20X1.00cm/3.34X1.65X0.39in -Optical clarity: glass ensures clear and accurate experimental results, enhancing learning -Ease of handling: userfriendly design makes it simple for students to conduct experiments -Versatile use: suitable for a variety of physics experiments, enriching the educational experience -Enhanced comprehension: helps students understand complex optical principles through hands on learning -Built to last: durable materials ensure the set remains functional over time, even with frequent use Package list: 1 x Optical Glass Triangular Prism