(a) The near point of a hypermetropic person is at `75 cm` from the eye. What is the power
Channel: Doubtnut
Date: 02/08/2020

(a) The near point of a hypermetropic person is at `75 cm` from the eye. What is the power of the lens required to enable him to read clearly a book held at `25 cm` from the eye ?  (b) In what way does the corrective lens help the person above ? Does the lens magnify objects held near the eye ?  ( c) The person above prefers to remove his spectacles while looking at the sky. Explain why ?