teleconverter lens

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• teleconverter — /tel i keuhn verr teuhr/, n. Photog. See under converter (def. 8). Also called teleconverter lens. [1965 70; TELE 1 + CONVERTER] * * * …   Universalium

• teleconverter — /tel i keuhn verr teuhr/, n. Photog. See under converter (def. 8). Also called teleconverter lens. [1965 70; TELE 1 + CONVERTER] …   Useful english dictionary

• Teleconverter — A teleconverter is a secondary lens which is mounted between the camera and a photographic lens. Its job is to enlarge the central part of an image obtained by the objective lens. For example a 2 times; teleconverter enlarges the central 12… …   Wikipedia

• Lens mount — A lens mount is an interface mechanical and often also electrical between a photographic camera body and a lens. It is confined to cameras where the body allows interchangeable lenses, most usually the single lens reflex type or any movie camera… …   Wikipedia

• teleconverter — noun A secondary lens mounted between the camera and a photographic lens so as to enlarge the central part of an image obtained by the objective lens …   Wiktionary

• teleconverter — noun Photography a lens designed to be fitted in front of a standard lens to increase its effective focal length …   English new terms dictionary

• Nikon F-Mount Teleconverter — The Nikon F Mount Teleconverter are a group of magnifying lenses mounted between the lens and the camera body. Currently there are 1.4x, 1.7x and 2x converters available. Contents 1 Models 2 Technical information 3 Compatibility information …   Wikipedia

• Secondary lens — Primary lens redirects here. See also prime lens. In photography, a secondary lens is a lens designed to be used in conjunction with another lens, called the primary lens.A secondary lens may be designed to be used either in front of the primary… …   Wikipedia

• Photographic lens — A photographic lens (also known as objective lens or photographic objective) is an optical lens or assembly of lenses used in conjunction with a camera body and mechanism to make images of objects either on photographic film or on other media… …   Wikipedia

• Barlow lens — The Barlow lens, named for its creator, the English engineer Peter Barlow, is a diverging lens which, used in series with other optics in an optical system, effectively increases the focal ratio of an optical system as perceived by all components …   Wikipedia

• Multiplicateur de focale — Un multiplicateur de focale est un accessoire que l on intercale entre l objectif et le boîtier et qui permet d obtenir le cadrage que procurerait un objectif de focale plus longue que celui qu on utilise. Sommaire 1 Les différents modèles 2… …   Wikipédia en Français