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zoom lens
(redirected from zoom lenses)

   Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson 0.02 sec.
zoom lens
a lens system that allows the focal length of a camera lens to be varied continuously without altering the sharpness of the image

zoom lens [′züm ¦lenz]
(optics)
A system of lenses in which two or more parts are moved with respect to each other to obtain a continuously variable focal length and hence magnification, while the image is kept in the same image plane. Also known as variable-focal-length lens; varifocal lens.


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? Mentioned in ? References in periodicals archive
 
These two cameras come with built-in servers and 26x zoom lenses.
They're filmed using closed-circuit cameras with zoom lenses and broadcast on two 32-inch televisions hung from the ceiling so students can get a good look at all the action.
Another option is to purchase one of the newer, lightweight and compact 28-200mm zoom lenses.
 
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