Dictionary  tel'epho'to lens'Photog. 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 tel'ephotograph'ic lens', teleobjective lens. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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