Explain the causes of myopia.
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5
Answer:
Causes=>
It can caused due to two reasons =>
A) Due to excessive curvature of eye lens
B) Due to longening of eye ball.
Answered by
6
Explanation:
→ The defect of eye called myopia [ Short - sightedness ] is caused due to :
(i) Due to high converging power of eye-lens ( because of its short focal length ) .
(ii) Due to eye-ball being too long .
→ Myopia is corrected by using spectacles containing concave lenses .
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