Question

state the causes of hypermetropia how this difference can be corrected

Answer 1

Hlo Mate

Here is your answer...............

Hypermatropia:

It is defect in which a person can see far object clearly but cannot see near by object. That is near by object appears blur.

Causes:

1.Eye ball get contect.

2.Focal length does not decrease. Hence, image will be formed after retina.

Correction:

In order to correct it a convex lens of suitable focal length is used.