A concave lens has a focal length of -f. An object is placed between f and 2f on the axis. The image is formed at O at 2
Posted: Wed May 18, 2022 8:37 am
A concave lens has a focal length of -f. An object is placed between f and 2f on the axis. The image is formed at O at 2f. Between fand the lens. at f. O at a distance greater than 2f from the lens.