depth of focus

depth of field

noun Optics, Photography.
the range of distances along the axis of an optical instrument, usually a camera lens, through which an object will produce a relatively distinct image.
Also called depth of focus.


Origin:
1910–15

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World English Dictionary
depth of field
 
n
Compare depth of focus the range of distance in front of and behind an object focused by an optical instrument, such as a camera or microscope, within which other objects will also appear clear and sharply defined in the resulting image

depth of focus
 
n
Compare depth of field the amount by which the distance between the camera lens and the film can be altered without the resulting image appearing blurred

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

depth of focus n.
See focal depth.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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