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A person suffering from ‘presbyopia’ (myopia and hyper metropia both defects) should use

a)

A concave lens

b)

A convex lens

c)

A bifocal lens whose lower portion is convex

d)

A bifocal lens whose upper portion is convex



Question ID - 152738 | SaraNextGen Top Answer

A person suffering from ‘presbyopia’ (myopia and hyper metropia both defects) should use

a)

A concave lens

b)

A convex lens

c)

A bifocal lens whose lower portion is convex

d)

A bifocal lens whose upper portion is convex

1 Answer
127 votes
Answer Key / Explanation : (c) -

(c)

A bifocal lens consist of both convex and concave lenses with lower part is convex

127 votes


127