Lens or Lense may refer to:

Optics

• 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

Focusing of other radiation and forces

• Gravitational lens, a massive astronomical object
• Electrostatic lens, a device used to focus or collimate electron beams
• Explosive lens, a shaped explosive charge with focused blast
• Microwave lens, used to focus microwave radiation in slotted waveguide antennas

Lentil-shaped things

• 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 groundwater

Places

• 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, Switzerland

People

• Louis Lens, Flemish rose breeder
• Nicholas Lens, Belgian composer
• Josef Lense, physicist

Other uses

• Laser engineered net shaping, a rapid prototyping technology capable of building fully-dense metal parts
• Perspective (cognitive)
• Lens, a fictional alien device in E. E. Smith's Lensman series

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This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article on "Lens", which is available in its original form here:

http://en.wikipedia.org/w/index.php?title=Lens

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