Question

the defect of vision that can be corrected by using spectacles made of convex lens​

Answer 1

Answer:

Hyperopia can be corrected by wearing glasses/contacts that contain convex lenses. Astigmatism: This defect is when the light rays do not all come to a single focal point on the retina, instead some focus on the retina and some focus in front of or behind it.

Answer 2

Answer:

$heya$

Explanation:

Hyperopia can be corrected by wearing glasses/contacts that contain convex lenses. Astigmatism: This defect is when the light rays do not all come to a single focal point on the retina, instead some focus on the retina and some focus in front of or behind it.

Hope it helps ya