Prince Optical Works manufactures Spherical Double Convex Lens. Prince Optical Works also manufactures optical components for scientific, educational instruments, astronomical audio visual, medical, ophthalmic instruments etc. The Spherical Double Convex Lens is used for magnification and converging light so as to have a positive focal length. The Spherical Double Convex Lens is made from tint plate glass. These Convex Lenses are highly polished and well edged. This Convex Lens is available in sizes ranging from 38mm to 100 mm.