The far point of a myopic person is \(80\) cm in front of the eye. What is the power of the lens required to enable him to see very distant objects clearly?
1. \(-1.25\) D
2. \(+1.25\) D
3. \(-2.12\) D
4. \(+2.12\) D

Subtopic:  Human Eye |
 70%
From NCERT
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The near point of a hypermetropic person is \(75\) cm from the eye. What is the power of the lens required to enable the person to read clearly a book held at \(25\) cm from the eye?
1. \(+2.67\) D
2. \(-1.25\) D
3. \(-2.67\) D
4. \(+1.25\) D

Subtopic:  Human Eye |
 69%
From NCERT
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