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A person cannot see objects clearly beyo...

A person cannot see objects clearly beyond 2.0 m . The power of lens required to correct his vision will be

A

`+ 2.0 D`

B

`– 1.0 D`

C

`+ 1.0 D`

D

`– 0.5 D`

Text Solution

Verified by Experts

The correct Answer is:
D
`P = (1)/(f) = (1)/( - ("defected far point ") ) = (1)/(2) = - 0.5 `D.
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