dark-field illumination Hear it!

dark-field illumination definition

dark-field· illumination (därk′fēld′)

the illumination of the field of a microscope by directing a beam of light from the side so that the specimen is seen against a dark background

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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