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f-stop

American  
[ef-stop] / ˈɛfˌstɒp /
Or f stop

noun

Photography.
  1. the setting of an adjustable lens aperture, as indicated by an f number.


f-stop British  

noun

  1. any of the settings for the f-number of a camera

"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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Example Sentences

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It all came down to mastering three basic functions: f-stop, aperture and shutter speed.

From Washington Post ● Jan. 4, 2021

The camera had been modified to include special large locks for the film magazines and levers on the f-stop and distance settings on the lenses, for easier use by astronauts wearing pressurized suits and gloves.

From Seattle Times ● Jul. 14, 2019

Suppose the f-stop setting is and the desired exposure time is seconds.

From Textbooks ● Feb. 13, 2015

Nor do they necessarily work with an arty collective some of whose members have names like Fre Atlast and f-stop Fitzgerald.

From New York Times ● Apr. 19, 2010

Strange and beguiling new words swirled in her head: f-stop, aperture.

From "Little Fires Everywhere" by Celeste Ng

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