Double Convex Lens, 500mm Focal Length, 3" (75mm) Diameter - Spherical, Optically Worked Glass Lens - Ground Edges, Polished - Great for Physics Classrooms - Eisco Labs

Double Convex Lens, 500mm Focal Length, 3" (75mm) Diameter - Spherical, Optically Worked Glass Lens - Ground Edges, Polished - Great for Physics Classrooms - Eisco Labs

• DOUBLE CONVEX || Highly polished, double convex lens
• SPHERICAL || Lens measures 3" (75mm) in diameter
• 500MM FOCAL LENGTH || Converging lens with a 500mm focal length
• OPTICALLY WORKED GLASS || Made of high quality, optically worked glass. Highly polished with ground edges
• GREAT FOR PHYSICS CLASSROOMS || This optically true lens is excellent for physics classroom demonstrations in optics and light refraction