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eyepiece

[ahy-pees]
noun
  1. the lens or combination of lenses in an optical instrument through which the eye views the image formed by the objective lens or lenses; ocular.
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Origin of eyepiece

First recorded in 1780–90; eye + piece
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for eyepiece

Historical Examples of eyepiece

  • A man sat in a chair on the platform at the microscope's eyepiece.

    Beyond the Vanishing Point

    Raymond King Cummings

  • She is our eyepiece to keep us cognizant of our opportunities.

    A Labrador Doctor

    Wilfred Thomason Grenfell

  • Putting a drop of the magter's blood on the slide, she bent over the eyepiece.

    Planet of the Damned

    Harry Harrison

  • She turned back to the microscope and bent over the eyepiece.

    Planet of the Damned

    Harry Harrison

  • He lifted his gaze from the eyepiece of the instrument and settled in on the chemist.

    Cum Grano Salis

    Gordon Randall Garrett


British Dictionary definitions for eyepiece

eyepiece

noun
  1. the lens or combination of lenses in an optical instrument nearest the eye of the observer
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

eyepiece in Medicine

eyepiece

pēs′)
n.
  1. The compound lens located at the end of a microscope tube nearest the eye.eyeglass
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

eyepiece in Science

eyepiece

pēs′]
  1. The lens or group of lenses closest to the eye in an optical instrument such as a telescope or microscope.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.