Eyes: the near Point of a Farsighted Person's Uncorrected Eyes

question 4

Multiple Choice

Eyes: The near point of a farsighted person's uncorrected eyes is 80 cm. What power contact lens should be used to move the near point to 25 cm from this person's eyes?

• A) 2.8 diopters
• B) -2.8 diopters
• C) -4.0 diopters
• D) -4.2 diopters
• E) 4.2 diopters