retrofocus
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Rétrofocus — Objectif grand angle Objectif grand angle Canon 17 40 mm f/4 … Wikipédia en Français
Retrofocus — Funktionsprinzip eines Retrofokus Objektivs (Lichteinfall von links). H ist die bildseitige Hauptebene Der Begriff Retrofokus bezeichnet eine besondere Bauweise von Objektiven mit kurzer Brennweite. Das Wort Retrofokus beschreibt dabei bereits im … Deutsch 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
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
Grand angle — Objectif grand angle Objectif grand angle Canon 17 40 mm f/4 … Wikipédia en Français
Objectif grand angle — Convertisseur Grand angle 0,45x Besel Convertisseur grand angle attaché à un appareil photo … Wikipédia en Français
History of the single-lens reflex camera — The history of the single lens reflex camera predates the invention of photography in 1826/27 by one and a half centuries with the use of a reflex mirror in a camera obscura first described in 1676. Such SLR devices were popular as drawing aids… … Wikipedia
Wide-angle lens — In photography and cinematography, a wide angle lens is a lens whose focal length is substantially shorter than the focal length of a normal lens for the image size produced by the camera, whether this is dictated by the dimensions of the image… … Wikipedia
Full-frame digital SLR — The sizes of sensors used in most current digital cameras, relative to a 35mm film frame. A full frame digital SLR is a digital single lens reflex camera (DSLR) fitted with an image sensor that is the same size as a 35 mm (36×24 mm) film… … Wikipedia
Walter Mandler — (May 10, 1922 April 21, 2005), Famous lens designer of Ernst Leitz Canada (Leica) at Midland, Ontario. Mandler was born on May 10, 1922 in a German farmer family. In 1947 he joined Ernst Leitz at Wetzlar as a lens designer, working with Max Berek … Wikipedia
