A person cannot clearly see objects farther than $12 m$ from his eye. Name the defect in vision he is suffering from and the lens that should be used to correct this defect.

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Solution

The eye defect in which a person cannot see objects beyond near point or far objects but can see the near objects clearly is called Myopia or short-sightedness.

So the person is suffering from myopia or short-sightedness.

This defect can be corrected by using concave lens of suitable focal length.

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A person cannot clearly see objects farther than 12 m from his eye. Name the defect in vision he is suffering from and the lens that should be used to correct this defect.

The eye defect in which a person cannot see objects beyond near point or far objects but can see the near objects clearly is called Myopia or short-sightedness.So the person is suffering from myopia or short-sightedness.This defect can be corrected by using concave lens of suitable focal length.

A person cannot clearly see objects farther than $12 m$ from his eye. Name the defect in vision he is suffering from and the lens that should be used to correct this defect.