Question

Which glasses or lens are used to correct the short sighted eye defect?​

Answer 1

Explanation:

The simplest, cheapest and safest way to correct short sight is with glasses. Concave prescription lenses (called minus lenses) are used to bend light rays slightly outwards to counteract the over-focusing tendency. As a result, the light rays focus further back in the eye on the retina.

Answer 2

Concave lens

are used to correct myopia (also called short sightness) . Concave lens diverges the light and makes image to form on ratina again (which was being formed before ratina) .

hope it helps