Question

How do you decide the focal length of concave lens required to correct the

defect of myopic eye?​

Answer 1

Explanation:

Myopia or short-sightedness can be corrected by wearing spectacles containing a concave lens. This is because when a concave lens of suitable power is used for the myopic eye then the concave lens first diverges the parallel rays of light coming from a distant object.myopia

Vision problems such as myopia and hyperopia can be corrected with lenses that help focus light on the retina. Myopia is corrected with a concave lens, while hyperopia is corrected with a convex lens.

Answer 2

Explanation:

Myopia or short-sightedness can be corrected by wearing spectacles containing a concave lens. This is because when a concave lens of suitable power is used for the myopic eye then the concave lens first diverges the parallel rays of light coming from a distant object.myopia

Vision problems such as myopia and hyperopia can be corrected with lenses that help focus light on the retina. Myopia is corrected with a concave lens, while hyperopia is corrected with a convex lens.