Question

nose
ge
43. What is near-sightedness (short
sight) or myopia? How can it be
corrected?​

Answer 1

Answer :-

Myopia Or Short Shightedness :-

The inability of an eye in veiwing long distance objects is called myopia or short Shightedness.

Reason :-

• This defect is caused by an elongation of eye ball and excessive curvature of the lens .
• excessive curvature of eyelens and eyelens becomes more converging.

Method of correction:-

• The short Shightedness is corrected by using a concave lens of suitable power or focal length.Which diverges and shifts the image to the retina.