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
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 image onto the retina