Question

The far point of myopic person is 75 cm in front of the eye. The nature and power of the lens required to
correct the problem, will be ?

Answer 1

Heya......!!!

It's Given that Far point of a myopic eye is 75 cm.
=> For a myopic person ,, We know that => Focal length, f = – far point
So ,,
f = - 75 cm
power, P = 1 / f ( m )

Power ( P ) = 100÷ -75 (( after changing 75 cm to m )).

P = - 1.33 D .


Hope it helps u ^_^