zoom lens

zoom lens
(in a camera or motion-picture projector) a lens assembly whose focal length can be continuously adjusted to provide various degrees of magnification without any loss of focus, thus combining the features of wide-angle, normal, and telephoto lenses.
[1935-40]

* * *


Universalium. 2010.

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Look at other dictionaries:

  • zoom lens — zoom lenses N COUNT A zoom lens is a lens that you can attach to a camera, which allows you to make the details larger or smaller while always keeping the picture clear …   English dictionary

  • zoom lens — ► NOUN ▪ a lens allowing a camera to zoom by varying the focal length …   English terms dictionary

  • zoom lens — zoom .lens n a camera ↑lens that can change from a distant to a close view …   Dictionary of contemporary English

  • zoom lens — zoom′ lens n. mot pht (in a camera or motion picture projector) a lens assembly whose focal length can be continuously adjusted to provide various degrees of magnification with no loss of focus • Etymology: 1935–40 …   From formal English to slang

  • zoom lens — zoom ,lens noun count a piece of equipment that you attach to your camera so that you can take photographs of things that are very close or very far away …   Usage of the words and phrases in modern English

  • zoom lens — n. a system of lenses, as in a film or TV camera, that can be rapidly adjusted for close up shots or distance views while keeping the image in focus …   English World dictionary

  • Zoom lens — Nikkor 28 200 mm zoom lens, extended to 200 mm at left and collapsed to 28 mm focal length at right A zoom lens is a mechanical assembly of lens elements for which the focal length (and thus angle of view) can be varied, as opposed to a fixed… …   Wikipedia

  • zoom lens — noun a camera lens that magnifies the image • Syn: ↑telephoto lens • Hypernyms: ↑camera lens, ↑optical lens * * * noun : a camera lens in which the focal length and the image size can be varied continuously so that the image remains in focus at… …   Useful english dictionary

  • zoom lens — UK / US noun [countable] Word forms zoom lens : singular zoom lens plural zoom lenses a piece of equipment that you fix to your camera so that you can take photographs of things that are very close or very far away …   English dictionary

  • Zoom-lens reflex camera — Zoom lens reflex (or ZLR) cameras are similar to Single Lens Reflex (or SLR) cameras, except instead of interchangeable lenses common to SLR cameras, they have a fixed zoom lens.The term was originally coined by Olympus for the… …   Wikipedia

  • zoom, zoom lens —    In photography, to zoom is to move an adjustable camera lens toward or away from a subject, or by simulating such movement with a zoom lens, making the field of vision gradually narrower or wider. In the manipulation of a digital image,… …   Glossary of Art Terms

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