Question

state the causes of short sightedness.how can this defect be corrected draw suitable.diagram to show it​

Answer 1

Answer:

Myopia is also called short sightedness.

A person with myopia can see nearby objects clearly but cannot see distant objects distinctly.

Causes:

* excessive curvature of eye lens

* elongation of eye ball.

Correction:

* it can be corrected by using a concave lens of suitable power.