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optical lens

DEFINITIONS OF: optical lens

1

n a lens that focuses the image in a camera

Synonyms:
camera lens
Types:
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closeup lens
a photographic lens with a short focal length used to take pictures at short ranges
portrait lens
a compound camera lens with a relatively high aperture
telephoto lens, zoom lens
a camera lens that magnifies the image
fisheye lens, wide-angle lens
a camera lens having a wider than normal angle of view (and usually a short focal length); produces an image that is foreshortened in the center and increasingly distorted in the periphery
Type of:
lens, lens system, lense
a transparent optical device used to converge or diverge transmitted light and to form images
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