ar point of a myopic eye is 40 cm. The dioptic power of a corrective lens is:

ar point of a myopic eye is 40 cm. The dioptic power of a corrective lens is:

A

40 D

B

-4 D

C

-2.5 D

D

-0.25 diopter

Answer:

The correct option is C. -2.5 D

Note