Question 13

The near point of someone's eye is at 50 cm. In order to be able to read a book 25cm from his eye, what corrective lenses does this person need?

• A. -2 D
• B. 0.02D
• C. -0.06D
• D. 6 D
• E. 2 D
• F. -6 D

Formula Sheet

Question 12

Up to Unit 15 Table of Contents