33. Geometric Optics
Thin Lens And Lens Maker Equations
1:55 minutes
Problem 34j
Textbook Question
Textbook QuestionBIO Contact Lenses. Contact lenses are placed right on the eyeball, so the distance from the eye to an object (or ) is the same as the distance from the lens to that object (or ). A certain person can see distant objects well, but his near point is 45.0 cm from his eyes instead of the usual 25.0 cm. (a) Is this person nearsighted or farsighted?
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