The teaching experiment equipment optical lens double convex lens is designed to provide physics education by providing clear and precise results. made with optical glass, these lenses are ideal for demonstrating the principles of light refraction and magnification. They are an tool for teachers looking to create interactive and engaging lessons that help students understand complex optical concepts. Use these lenses to enhance your physics experiments and improve student comprehension. Features Focal length: 100mm -Color:Transparent -Material:Glass -Size:5.00X5.00X0.40cm/1.97X1.97X0.16in -Quality glass material: constructed from glass, this physics experimental teaching instrument excellent clarity and durability, essential for teaching and experimental use -Enhanced magnification: the double convex lens design provides enhanced focusing and magnification, ideal for detailed scientific observations -Versatile use: ideal for laboratory teaching, scientific research, and optical experiments, this curved convex lens is a versatile teaching tool -Accurate refraction: the lens surface is precisely crafted to ensure accurate light refraction and focusing, crucial for experimental results -Portable and easy to use: designed for convenience, the optical glass for education is portable and easy to handle, making it suitable for both students and teachers Package list: 2 x optical convex lenses