inverted telephoto lens

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• Telephoto lens — Portal|Photography|Large format camera lens.jpg created by a telephoto lens is the same as that created by an ordinary lens of the same specified focal length. Construction If a camera lens were to be constructed from a single lens of 200 mm… …   Wikipedia

• List of lens designs — * Achromatic doublet * Apochromatic doublet * Biconcave lens * Biconvex lens * Convex concave lens * Celor lens * Chevalier lens * Cooke Triplet * Dialyt lens * Double Gauss lens * Doublet lens * Eyepiece * Field lens * Fisheye lens * Fresnel… …   Wikipedia

• retrofocus lens — /re treuh foh keuhs/ a wide angle lens, for use on single lens reflex cameras, of inverted telephoto design, with a back focus greater than the focal length. [1960 65; RETRO + FOCUS] * * * …   Universalium

• retrofocus lens — /re treuh foh keuhs/ a wide angle lens, for use on single lens reflex cameras, of inverted telephoto design, with a back focus greater than the focal length. [1960 65; RETRO + FOCUS] …   Useful english dictionary

• photography, technology of — Introduction       equipment, techniques, and processes used in the production of photographs.  The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… …   Universalium

• Optics — For the book by Sir Isaac Newton, see Opticks. Optical redirects here. For the musical artist, see Optical (artist). Optics includes study of dispersion of light. Optics is the branch of …   Wikipedia

• Angénieux retrofocus — Infobox lens design scheme = Retrofocus.svg year = 1931 (cine) 1950 (stills) author = H. W. Lee of Taylor, Taylor and Hobson (1931) Pierre Angénieux (1950) elements = 1+(4..5) aperture = f/|2.5The Angénieux retrofocus photographic lens is a wide… …   Wikipedia

• Camera — For other uses, see Camera (disambiguation). Various cameras A camera is a device that records and stores images. These images may be still photographs or moving images such as videos or movies. The term camera comes from the camera obscura… …   Wikipedia

• Angle of view — In photography, angle of view describes the angular extent of a given scene that is imaged by a camera. It parallels, and may be used interchangeably with, the more general visual term field of view.It is important to distinguish the angle of… …   Wikipedia

• F-number — In optics, the f number (sometimes called focal ratio, f ratio, or relative aperture [Smith, Warren Modern Lens Design 2005 McGraw Hill] ) of an optical system expresses the diameter of the entrance pupil in terms of the focal length of the lens; …   Wikipedia

• motion picture — motion picture, adj. 1. a sequence of consecutive pictures of objects photographed in motion by a specially designed camera (motion picture camera) and thrown on a screen by a projector (motion picture projector) in such rapid succession as to… …   Universalium