- half-lens
- <opt> ■ Halblinse f
English-german technical dictionary. 2013.
half-lens
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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
Half an eye — Eye Eye ([imac]), n. [OE. eghe, eighe, eie, eye, AS. e[ a]ge; akin to OFries. [=a]ge, OS. [=o]ga, D. oog, Ohg. ouga, G. auge, Icel. auga, Sw. [ o]ga, Dan. [ o]ie, Goth. aug[=o]; cf. OSlav. oko, Lith. akis, L. okulus, Gr. o kkos, eye, o sse, the… … The Collaborative International Dictionary of English
Lens capsule — Infobox Anatomy Name = PAGENAME Latin = GraySubject = 226 GrayPage = 1019 Caption = The upper half of a sagittal section through the front of the eyeball. (Capsule of lens labeled at center right.) Caption2 = Width = 350 System = Precursor =… … Wikipedia
Half-frame camera — A half frame camera is a camera using a film format at half the intended exposure format. A common variety is the 18x24mm format on regular 135 film. It is the normal exposure format on 35mm movie cameras. For still cameras using the 35mm film,… … Wikipedia
half-frames — /ˈhaf freɪmz/ (say hahf fraymz) plural noun spectacles, used chiefly for reading, which have lenses and lens frames of roughly semi circular shape, allowing direct vision above the upper straight edge of the lens frames …
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
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
Single-lens reflex camera — The single lens reflex (SLR) camera uses an automatic moving mirror system which permits the photographer to see exactly what will be captured by the film or digital imaging system, as opposed to non SLR cameras where the view through the… … Wikipedia
Canon EF lens mount — The EF lens mount allows all the Canon EF lenses to be used on any of the Canon EOS line of cameras made by Canon Inc.Unlike the EF s breech lock predecessor, the FD mount, the EF mount uses a bayonet style mount. EF stands for Electro Focus :… … Wikipedia
Mirrorless interchangeable-lens camera — MILCs feature a large sensor in a small body (Olympus PEN E P2) A mirrorless interchangeable lens camera (MILC) is an emerging class of digital system cameras, intermediate between compact digital cameras and digital single lens reflex cameras… … Wikipedia
Fresnel lens — A Fresnel lens (pronounced [ frɛz.nəl] or [freɪ nɛl] ) is a type of lens invented by French physicist Augustin Jean Fresnel. Originally developed for lighthouses, the design enables the construction of lenses of large aperture and short focal… … Wikipedia
