Question

elongation are of two types causes myopia .......following are two ..possible.... XD


➡ Define myopia

➡ MAIN CAUSE OF MYOPIA

➡ correction of myopia


thanks ^_^

Answer 1

✨ HEY MATE ✨

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➡ MYOPIA ⤵

The defect of human eye in which a person can see the nearby objects clearly but unable to see the distant objects clearly and distinctly is known as myopia.

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➡ MAIN CAUSE OF MYOPIA ⤵

➡ elongation or increase the size of eye ball.

➡eye lens become thick due to excessive curvature of eye.

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➡CORRECTION⤵

➡ a person suffering from myopia should wear spectacles with the concave lens of suitable focal length

hence, a concave lens is used to correct myopia

✨ HOPE IT HELPS U ✨

# ⭐⭐RAJPUTANA⭐⭐

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Answer 2

Explanation:

$\huge \boxed{ \boxed{ \orange{ \bf \underline{Myopia }}}}$

→ Myopia is also called as Short - sightedness .

→ Myopia is that defect of vision due to which a person cannot see the distant object clearly.

→ It means that he can see the nearby objects clearly .

→ 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 .