Question

Far point of person is 2 m.What is the focal length ofnthe eye lens th at he has to choosen​

Answer 1

Answer:Given,

Distance of far point x = 2 m

Focal length of the corrective lens to view distant objects correctly f = -x

= -2 m Ans.

Power of the lens P = 1/f

= 1/(-2)

= -0.5 D Ans.

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