visible light are also called "lenses", such as microwave lenses, electron lenses, acoustic lenses, or explosive lenses. Lenses are used in various imaging...
69 KB (8,276 words) - 22:52, 15 October 2024
Contact lenses, or simply contacts, are thin lenses placed directly on the surface of the eyes. Contact lenses are ocular prosthetic devices used by over...
90 KB (10,878 words) - 00:43, 6 October 2024
Racing Club de Lens (French pronunciation: [ʁasiŋ klœb də lɑ̃s]), commonly referred to as RC Lens or simply as Lens, is a French professional football...
35 KB (3,441 words) - 03:07, 16 September 2024
The Lens, formerly called Patent Lens, is a free searcheable online patent and scholarly literature database, provided by Cambia, an Australia-based non-profit...
11 KB (1,097 words) - 17:43, 16 October 2024
Google Lens is an image recognition technology developed by Google, designed to bring up relevant information related to objects it identifies using visual...
12 KB (1,093 words) - 21:33, 11 October 2024
A camera lens (also known as photographic lens or photographic objective) is an optical lens or assembly of lenses used in conjunction with a camera body...
28 KB (3,490 words) - 23:04, 22 August 2024
The lens, or crystalline lens, is a transparent biconvex structure in most land vertebrate eyes. Relatively long, thin fiber cells make up the majority...
53 KB (6,529 words) - 01:16, 9 September 2024
A telephoto lens, also known as telelens, is a specific type of a long-focus lens used in photography and cinematography, in which the physical length...
17 KB (1,558 words) - 19:09, 26 August 2024
A Fresnel lens (/ˈfreɪnɛl, -nəl/ FRAY-nel, -nəl; /ˈfrɛnɛl, -əl/ FREN-el, -əl; or /freɪˈnɛl/ fray-NEL) is a type of composite compact lens which reduces...
57 KB (6,509 words) - 20:22, 14 September 2024
A fisheye lens is an ultra wide-angle lens that produces strong visual distortion intended to create a wide panoramic or hemispherical image.: 145 Fisheye...
62 KB (6,616 words) - 00:58, 23 August 2024
A lens cover or lens cap provides protection from scratches and minor collisions for camera and camcorder lenses. Lens covers come standard with most cameras...
2 KB (267 words) - 21:34, 17 June 2024
lenses, progressive addition lenses (PAL), varifocal lenses, progressive power lenses, graduated prescription lenses, or progressive spectacle lenses...
11 KB (1,372 words) - 05:12, 13 April 2024
videography, a lens adapter is a device that enables the use of camera and lens combinations from otherwise incompatible systems. The most simple lens adapter...
7 KB (678 words) - 20:15, 26 September 2024
In hydrology, a lens, also called freshwater lens or Ghyben-Herzberg lens, is a convex-shaped layer of fresh groundwater that floats above the denser...
7 KB (1,014 words) - 09:03, 19 October 2023
An intraocular lens (IOL) is a lens implanted in the eye usually as part of a treatment for cataracts or for correcting other vision problems such as short...
43 KB (5,071 words) - 15:48, 26 September 2024
Amelie Lens (Flemish: [aːmeːˈli ˈlɛns], French: [ameli lɑ̃s]; born 31 May 1990) is a Belgian electronic music DJ, record producer, and owner of the record...
11 KB (912 words) - 09:58, 25 September 2024
A lens flare happens when light is scattered, or flared, in a lens system, often in response to a bright light, producing a sometimes undesirable artifact...
13 KB (1,519 words) - 04:35, 17 August 2024
A gravitational lens is matter, such as a cluster of galaxies or a point particle, that bends light from a distant source as it travels toward an observer...
51 KB (5,719 words) - 08:08, 7 October 2024
Communauté d'agglomération de Lens – Liévin is the communauté d'agglomération, an intercommunal structure, centred on the cities of Lens and Liévin. It is located...
3 KB (195 words) - 08:50, 17 October 2024
"Into the Lens" is a song written by Trevor Horn and Geoff Downes. It was originally released in 1980 by progressive rock band Yes, of which Horn and Downes...
10 KB (944 words) - 16:21, 15 September 2024
A corrective lens is a transmissive optical device that is worn on the eye to improve visual perception. The most common use is to treat refractive errors:...
52 KB (6,370 words) - 12:06, 30 September 2024
A toric lens is a lens with different optical power and focal length in two orientations perpendicular to each other. One of the lens surfaces is shaped...
5 KB (553 words) - 13:25, 21 December 2022
A photochromic lens is an optical lens that darkens on exposure to light of sufficiently high frequency, most commonly ultraviolet (UV) radiation. In...
6 KB (712 words) - 19:59, 21 August 2024
lens hood or lens shade is a device used on the front end of a lens to block the Sun or other light source(s) to prevent glare and lens flare. Lens hoods...
8 KB (933 words) - 23:38, 14 August 2022
optical lens assists in the transport of light in an optical instrument. Systems of electrostatic lenses can be designed in the same way as optical lenses, so...
8 KB (1,087 words) - 22:58, 6 February 2023
lenses, most usually the rangefinder camera, single lens reflex type, single lens mirrorless type or any movie camera of 16 mm or higher gauge. Lens mounts...
33 KB (1,754 words) - 01:57, 10 September 2024
A single-lens reflex camera (SLR) is a camera that typically uses a mirror and prism system (hence "reflex" from the mirror's reflection) that permits...
28 KB (3,836 words) - 06:00, 13 October 2024
In photography, a rectilinear lens is a photographic lens that yields images where straight features, such as the edges of walls of buildings, appear...
2 KB (269 words) - 23:08, 20 July 2024
In optics, a doublet is a type of lens made up of two simple lenses paired together. Such an arrangement allows more optical surfaces, thicknesses, and...
5 KB (607 words) - 22:31, 8 October 2024
A Rotman lens (sometimes referred to as a Rotman-Turner lens) is a passive electronic component used for beamforming in radio frequency applications....
4 KB (345 words) - 23:22, 12 July 2024