A concave lens is made of crown glass and radii of curvatures equal to 25 cm and 30 cm. Compute the longitudinal chromatic aberration for the lens. Take refractive indices of crown A concave lens is made of crown glass and radii of curvatures equal to 25 cm and 30 cm. Compute the longitudinal chromatic aberration for the lens. Take refractive indices of crown October 8, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related