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A person can see objects clearly only wh...

A person can see objects clearly only when they lie between `50cm` and `400 cm` from his eyes. In order to increase the maximum distance of distinct vision to infinity, the type and power of the correcting lens, the person has to use, will be

A

Convex, +2.25 diopter

B

Concave, -0.25 diopter

C

Concave, -0.2 diopter

D

Convex, +0.15 diopter

Text Solution

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The correct Answer is:
B
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