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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 of depth of field
1910-15 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for depth of field
  • There also appears to be something in the depth of field that does not seem right.
  • The biggest difference of all is in the depth of field.
  • Focus is key in successful macro photography, in which a shallow depth of field is inherent.
  • Automatic focus in low light settings can be tricky, so focus manually and use a high f-stop to get good depth of field.
  • Switch into manual focus mode and use a wide aperture to get a narrow depth of field.
  • Fast shutter speeds remain a key way to stop action, and f-stops continue to affect depth of field.
  • And because they have large sensors, the depth of field is shallower, and you can throw a distracting background out of focus.
  • The micrographs show the depth of field limitation characteristic of lighted microscopy.
  • Integrated, swing-in angular stop to increase depth of field.
British Dictionary definitions for depth of field

depth of field

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 Compare depth of focus
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
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Contemporary definitions for depth of field

the distance between the nearest and furthest objects in focus as seen by a camera lens, which varies with the focal length of the lens, its f-stop setting, and wavelength of light's 21st Century Lexicon
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