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film speed

noun, Photography
1.
speed (def 5a).
Origin
1910-1915
1910-15
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for film speed
  • So obviously you'd want to maximize what, back then, was a relatively slow film speed.
  • The general rule is the slower the film speed, the higher the quality of slide or negative.
  • Because of the film speed these actions appear faster than they actually were.
  • Choose the best film speed for various lighting and subjects.
  • In my case, heart valves, or in a non-medical area film speed or suture strength.
  • In this case, recycle time limitations would apply, but film speed requirements would be greatly relaxed.
  • Without a light meter, the photographer must estimate the correct exposure from the sunlight available and film speed used.
British Dictionary definitions for film speed

film speed

noun
1.
the sensitivity to light of a photographic film, specified in terms of the film's ISO rating
2.
the rate at which the film passes through a motion picture camera or projector
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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9
11
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