Question

what is Myopia. and its correction

Answer 1

It is lack of foresight or intellectual insight.

Myopia may be corrected with lenses. Concave lenses are used here. They spread the light out before it reaches the convex lens in the eye, therefore letting the image focus directly on the retina.i

Answer 2

when a person is able to see nearby objects but not able to see far away objects and it can be corrected by using concave lens