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Question
A boy has a near point of 50 cm and a far point of 500 cm. Will a -4.00 D lens correct his far point to infinity?
Question by OpenStax is licensed under CC BY 4.0.
Final Answer
  1. -0.263 m
  2. A negative object distance means the object should be behind the eye, which doesn't make sense.
  3. The lens over-corrects. The power should be much less.
Solution Video

OpenStax College Physics Solution, Chapter 26, Problem 25 (Problems & Exercises) (2:00)

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