An old person is unable to see clearly nearby object as well as distant objects. I) what defect of vision is he suffering from? (II) What kind of lens will be required to see clearly the nearby as well as distant objects? Give reason.
Answers
Answered by
1
Answer:
(i) Presbyopia.
(it) He shall have to use both kinds of lenses, convex lens for long sightedness and concave lens for short sightedness.
Answered by
1
Answer:
1 )presbyopia
2) concave and convex lens both are used for correction
Explanation:
yes both the lens will be embedded in single spectacle.That is why the presbyopia problemed person will see the object far and very near object in upper and lower of his lens
Similar questions