The capacity of a convex lens is diopter, its focus will be different?

(A) 24 cm

(B) 50 cm

(C) 40 cm

(D) 100 cm

A person has far points 80.4 cm from the right eye and 120 cmfromthe left eye. Write a prescription for the powers of thecorrectivelenses.
right lens diopters
left lens diopters

A person has far points 80.4 cm from the right eye and 120 cmfromthe left eye. Write a prescription for the powers of thecorrectivelenses.
right lens diopters
left lens diopters

The near point of an eye is 109 cm. A corrective lens is to beusedto allow this eye to clearly focus on objects 26.0 cm in frontofit.
(a) What should be the focal length of the lens?
cm
(b) What is the power of the needed corrective lens?
diopters