The image formation in the eye of a person is in front of the retina. A lens of focal length 20 cm was prescribed by a doctor to rectify the issue. Select the power of the lens the person should buy.
A doctor has prescribed a corrective lens of power+1.5 doctor. Find the focal length
(a) is the prescribed lens diverging or converging
A doctor has prescribed a corrective lens of power +1.5 D to a patient. Find the focal length of the lens in centimeter. Is the prescribed lens diverging or converging?