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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

`convex -0.2 diopter`

D

`convex, + 0.15 diopter`

Text Solution

Verified by Experts

The correct Answer is:
B
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