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A person can see clearly up close, but cannot focus on objects beyond 82.0 cm. She opts for contact lenses to correct her vision.
Part A. Is she nearsighted or farsighted?
Part B. What type of lens (converging or diverging) is needed to correct her vision?
Part C. What focal-length contact lens is needed?
Part D. What is the power of the contact lens in diopters?