- Lens
Lens can refer to:__NOTOC__
In optics
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Lens (optics) , an optical element which converges or diverges light
**Lens (anatomy) , a part of the eye
**Corrective lens for correction of human vision
***Contact lens , placed on the cornea of the eye
**Photographic lens , a lens designed for use on a camera. See also
**Sunglass lenses, which are light-attenuating elementsFocussing of other radiation and forces
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Gravitational lens , a massive astronomical object which bends the light from objects beyond it
*Electrostatic lens , a device used to focus or collimate electron beams
*Explosive lens , a shaped explosive charge with focussed blast used primarily in nuclear weapons
*Acoustic lens , a mechanical device used in loudspeaker design to improve the dispersion of high frequencies
*Microwave lens , used to focus microwave radiation and often employed inslotted waveguide antennasLens (lentil) shape
"The word "lens" originally comes from the Latin word for "
lentil ", since biconvex lenses are lentil-shaped."
*Lens (genus) , the genus of the lentil plant
*Lens (geometry) , a geometric shape formed from two arcs
*Lens (geology) , a body of ore or rock that is thick in the middle and thin at the edges
*Lens (groundwater) , a layer of fresh water derived from rainfall, overlying saline groundwaterOther uses
* a metaphor for a point of view
* a fictional alien device in E. E. Smith'sLensman series, which gives its bearer telepathic and other abilities
* a user-created page on the websiteSquidoo Place names
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Arrondissement of Lens , in the "département" of Pas-de-Calais, France
**Lens, Pas-de-Calais , a "commune" in that arrondissement
***RC Lens , its football (soccer) club
*Lens, Belgium
*Lens, Valais , SwitzerlandNames of people
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Louis Lens , Flemish rose breeder
*Nicholas Lens , Belgian composerAcronyms
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Laser Engineered Net Shaping , a rapid prototyping technology capable of building fully-dense metal parts
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