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lens
[ lenz ]
noun
- a piece of transparent substance, usually glass, having two opposite surfaces either both curved or one curved and one plane, used in an optical device in changing the convergence of light rays, as for magnification, or in correcting defects of vision.
- a combination of such pieces.
- some analogous device, as for affecting sound waves, electromagnetic radiation, or streams of electrons.
- Anatomy. crystalline lens.
- Geology. a body of rock or ore that is thick in the middle and thinner toward the edges, similar in shape to a biconvex lens.
verb (used with object)
- Movies. to film (a motion picture).
Lens
1/ lɑ̃; lenz /
noun
- an industrial town in N France, in the Pas de Calais department; badly damaged in both World Wars. Pop: 36 206 (1999)
lens
2/ ɛԳ /
noun
- a piece of glass or other transparent material, used to converge or diverge transmitted light and form optical images
- Also calledcompound lens a combination of such lenses for forming images or concentrating a beam of light
- a device that diverges or converges a beam of electromagnetic radiation, sound, or particles See electron lens
- anatomy See crystalline lens
lens
- A transparent structure behind the iris of the eye that focuses light entering the eye on the retina.
- A piece of glass or plastic shaped so as to focus or spread light rays that pass through it, often for the purpose of forming an image.
- A combination of two or more such lenses, as in a camera or telescope.
- A device that causes radiation to converge or diverge by an action analogous to that of an optical lens. The system of electric fields used to focus electron beams in electron microscopes is an example of a lens.
lens
2- A piece of transparent material, such as glass, that forms an image from the rays of light passing through it. ( See focal length , refraction , and telescope .)
Other Word Forms
- Բl adjective
- Բl adjective
- ܲ·Բ adjective
Word History and Origins
Word History and Origins
Origin of lens1
Example Sentences
Their work looks at themes including "the constructed self through the lens of rudeness" and rudeboy culture, a Jamaican subculture.
While the camera lens is protected by a metallic box, they've had to replace solar panels damaged by landslides.
The Trump administration’s tariff war with China is most often seen through the lens of the economy.
Yet here the juxtaposition of age doesn’t provide any argument that one generation is best; each age just presents a different lens for viewing.
But this is the most overt reminder that Sherlock Holmes has long been construed via a single lens, that of his partner Dr. John Watson — who, Holmes explains, is away on a long holiday.
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