A person cannot see distant objects clearly. His vision can be corrected by using the spectacles containing :

A person finds difficulty in seeing nearby objects clearly. His vision can be corrected by using spectacles containing :

The defect of vision which cannot be corrected by using spectacles is :

Defect of vision that cannot be corrected by spectacles is:

Complete the following sentences : (a) A short-sighted person cannot see……….. objects clearly. Short-sightedness can be corrected by using………….lenses. (b) A long-sighted person cannot see……….. objects clearly. Long-sightedness can be corrected by using...........lenses.

A person can see the objects lying between 25 cm and 10 m from his eye. His vision can be corrected by using lens of power :

A person cannot see objects clearly beyond 50.cm. The power of lens to correct the vision