The defect of vision which cannot be corrected by using spectacles is :
(a) myopia (b) presbyopia (c) cataract (d) hypermetropia

Q. The refractive defects of vision are
a. Myopia b. Cataract
c. Hypermetropia d. Presbyopia

Q. A person cannot see the distant objects clearly (though he can see the nearby objects clearly). He is suffering from the defect of vision called :
(a) cataract (b) hypermetropia (c) myopia (d) presbyopia

Q. A person got his eyes tested. The optician's prescription for the spectacles reads :
Left eye : - 3.00 D Right eye : - 3.50 D
The person is having a defect of vision called :
(a) presbyopia (b) myopia (c) astigmatism (d) hypermetropia

Q. Name any two defects vision which can be corrected by using spectacles.

Q. Differentiate between myopia and hypermetropia. What type of spectacles should be worn by a person having the defects of myopia as well as hypermetropia? How does it help?