Question

Name the eye defect in which eye lens become cloudy on milky. Name the method for its
correction. A person uses a lens of power - 2.0 D for correcting his distant vision and for
correcting his near vision he used lens of power + 2.0 D. Calculate the focal length of
lenses required to correct these defects.

Answer 1

presbyopia

for that bifocal lens is used

Answer 2

Hello

Here is ur answer

bifocal lens is used in this defects