Which of the following is used for the correction of short sightedness?

A. convex lens
B. concave lens
C. convex mirror
D. concave mirror

Correct Answer:

Option B – concave lens

Explanation

Concave lens diverges parallel rays of light. A short-sighted person has the image formed before the retina, and the rays have to be diverged so that they intersect to form an image onto the retina