Consider an object of height 1 cm placed at a distance of 24 cm from a convex lens of focal length 15 cm (see Fig. 4.19). A concave lens of focal length – 20 cm is placed beyond the convex lens at a distance of 25 cm. Draw the ray diagram and determine the position and size of the final image.
Fig. 4.19 An optical system consisting of a thin convex and a thin concave lens. All distances are measured in centimeters.
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