A student is reading a lecture written on a blackboard. The lenses in her eyes have a refractive power of 54.71 diopters, and the lens-to-retina distance is 1.861 cm. (a) How far is the blackboard from her eyes? (b) If the writing on the blackboard is 6.40 cm high, what is the height of the image on her retina? (a) Number i (b) Number Units Units
A student is reading a lecture written on a blackboard. The lenses in her eyes have a refractive power of 54.71 diopters, and the lens-to-retina distance is 1.861 cm. (a) How far is the blackboard from her eyes? (b) If the writing on the blackboard is 6.40 cm high, what is the height of the image on her retina? (a) Number i (b) Number Units Units
University Physics Volume 3
17th Edition
ISBN:9781938168185
Author:William Moebs, Jeff Sanny
Publisher:William Moebs, Jeff Sanny
Chapter2: Geometric Optics And Image Formation
Section: Chapter Questions
Problem 140AP: The contact-lens prescription for a nearsighted person is —4.00 D and the person has a far point of...
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