Also found in: Medical.


Having the same focus or foci. Used of a lens.

con·fo′cal·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


in a confocal manner
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
AOSLO images were acquired confocally, using a standardized protocol that obtained images focused at the following planes: the lesion of interest, posteriorly at the photoreceptor level and anteriorly at the nerve fiber layer.
a) Raster-scan based photoacoustic microscopy: By using a single focused ultrasonic transducer, usually placed confocally with the irradiation laser beam, PAM forms a 1D image at each position, where the flight time of the ultrasound signal provides depth information.
This allows very rough or heavily inclined samples to be chemically characterized precisely, automatically and easily, while also being confocally imaged.