+2 votes
in Class 12 by kratos

A short sighted person uses for clear vision

A) Convex lens

B) Concave lens

C) Cylindrical lens

D) **-focal lens

1 Answer

+1 vote
by kratos
 
Best answer

Correct Answer is: B) Concave lens****

Short-sightedness is corrected using a concave (curved inwards) lens which is placed in front of a myopic eye, moving the image back to the retina and making it clearer. Long-sightedness is corrected using a convex (outward facing) lens.

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