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: 81

Answer

Microscope

Work Step by Step

We can see from the given data that the separation between the lenses is greater than the sum of the two focal lengths of the lens -- that is $ d\gt f_1+f_2$ and this is the condition for the microscope; hence, the instrument is a microscope.
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