Physics Technology Update (4th Edition)

Published by Pearson
ISBN 10: 0-32190-308-0
ISBN 13: 978-0-32190-308-2

Chapter 27 - Optical Instruments - Problems and Conceptual Exercises - Page 972: 80

Answer

Greater than

Work Step by Step

We know that the refractive index of air is less than the other mediums. If the lens is placed in air, then the light rays will bend more in the air than in an aqueous or vitreous medium. Thus, we conclude that the refractive power of the lens in air is greater than 15 diopters.
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