8. Bi-focal lens are required to correct
(a) astigmatism
(b) coma
(c) myopia
(d) presbyopia

Question

8. Bi-focal lens are required to correct (a) astigmatism (b) coma (c) myopia (d) presbyopia

Pawan Prajapati · Answer

Answer: d Explanation: (d) Bifocal lens are required to correct the presbyopia. Upper point of bifocal lens consists of concave lens used for distant vision while lower point consists of convex lens facilitate near vision.

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8. Bi-focal lens are required to correct (a) astigmatism (b) coma (c) myopia (d) presbyopia

8. Bi-focal lens are required to correct
(a) astigmatism
(b) coma
(c) myopia
(d) presbyopia

1 Answers

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8. Bi-focal lens are required to correct (a) astigmatism (b) coma (c) myopia (d) presbyopia

8. Bi-focal lens are required to correct (a) astigmatism (b) coma (c) myopia (d) presbyopia

1 Answers

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8. Bi-focal lens are required to correct
(a) astigmatism
(b) coma
(c) myopia
(d) presbyopia