Question

what are the defects of human eye​

Answer 1

there are major to defect of human eye first nearsightedness and farsightedness nearsightedness is known as hypermetropia farsightedness is known as myopia myopia is corrected by using concave lens while lightness or hypermetropia is corrected by convex lens

Answer 2

Answer:

There are mainly three common refractive defects of vision. These are

(i) myopia or near-sightedness

(ii) Hypermetropia or far – sightedness

(iii) Presbyopia. Myopia is also known as near-sightedness.

A person with myopia can see nearby objects clearly but cannot see distant objects distinctly.