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comparison microscope

American  

noun

Optics.

  1. a microscope having two objective lenses and using a system of prisms to form in one eyepiece adjacent images of two different objects.

Etymology

Origin of comparison microscope

First recorded in 1935–40

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Using a bit of sticky wax, he attaches the crumpled slug to a slender rod suspended under his Leica comparison microscope, positioning it side-by-side with one of the bullets fired by the sniper.

From Time Magazine Archive

He put the blood-drop on a slide and inserted it at one side of a comparison microscope, nodding.

From Project Gutenberg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.