Double convex lenses are to be manufactured from a glass of refractive index 1.5, with both faces of the same radius of curvature. What is the radius of curvature required if the focal length of the lens Double convex lenses are to be manufactured from a glass of refractive index 1.5 with both faces of the same radius of curvature. What is the radius of curvature required if the focal length of the lens September 9, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related