How is long-sightedness corrected?

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(B) Long-sightedness,also known as $Hypermetropia$,is a defect of vision where a person can see distant objects clearly but cannot see nearby objects

Vedclass · Accepted Answer

By using a convex lens of suitable focal length.

Vedclass · Answer

(B) Long-sightedness,also known as $Hypermetropia$,is a defect of vision where a person can see distant objects clearly but cannot see nearby objects distinctly.This condition occurs because the light rays from a nearby object focus behind the retina.To correct this defect,a convex lens (converging lens) of suitable focal length is used.The convex lens converges the incoming light rays before they enter the eye,allowing the image to be formed exactly on the retina.

Similar Questions

In the case of the human eye,when light rays enter the eye,most of the refraction occurs at the

$A$ person suffering from an eye defect uses lenses of power $-1 \,D$. Identify the eye defect. Draw a suitable diagram to illustrate how this type of lens corrects the defect. Give the nature of the corrective lens to be used. Also,calculate the focal length of the corrective lens.

What is meant by persistence of vision?

Which part of the eye is responsible for changing the focal length of the eye lens by adjusting its thickness?

When you enter from bright sunshine into a dark room,you are not able to see clearly for some time. Why?

Vedclass Test Series

Exam Paper Generator

Online Exam Module