presbyopia eye defect and the lenses used for correct them
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1
Answer:
Explanation:
Presbyopia is the defect of eye in which the person can't see near and far objects clearly.
He must use concavo convex lens to correct his/her defect.
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5
Answer:
⚔Presbyopia
Explanation:
↪It is an defect of vision. It is inability to see clearly objects that are near due to the ageing of ciliary muscle is reffered as presbyopia.
We can say that presbyopia is the condition of hypermetropia due to ageing.
✒Presbyopia can be corrected using a bi-focal lens.
Note this lens will be used in case of myopia as well as hypermetropia.
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