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telephotographic lenses

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telephoto lens

–noun Photography.
a lens constructed so as to produce a relatively large image with a focal length shorter than that required by an ordinary lens producing an image of the same size: used to photograph small or distant objects.
Also called telephotographic lens, teleobjective lens.


Origin:
1940–45
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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