Question: how does focal length of a convex lens change when it is split into half vertically?
Answer: Originally Answered: how does focal length of a convex lens change when it is split into half vertically? ... Hence, rays are now emerging from lens at angles different than that used to be previously and so we observe a change in focal length. 5.1K views. An object is placed 100 cm from a convex lens of focal length 30 cm ...