- (Film) focal plane
- Фокальная плоскость.
Краткий толковый словарь по полиграфии. 2010.
(Film) focal plane
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Focal-plane shutter — In camera design, a focal plane shutter is a type of photographic shutter that is positioned immediately in front of the focal plane of the camera, that is, right in front of the photographic film or image sensor. AdvantagesOne of the main… … Wikipedia
focal-plane shutter — noun : a camera shutter used chiefly for instantaneous exposures in which a slit in an opaque curtain is passed directly across and in front of the film near the focal plane, the width of the slit and the speed of its movement determining the… … Useful english dictionary
focal plane — The plane occupied by the film at the focal point of the lens. It can be positive or negative; it is commonly referred to as positive and negative planes, respectively. fog i. The meteorological condition in which the horizontal visibility at the … Aviation dictionary
focal-plane shutter — An opaque curtain containing a slit that moves directly across in front of the film in a camera and allows image forming light to strike the film … Forensic science glossary
focal-plane shutter — /foh keuhl playn /, Photog. a camera shutter situated directly in front of the film. Cf. curtain shutter. [1900 05] * * * … Universalium
focal plane shutter — noun a camera shutter, consisting of a system of sliding curtains, which is situated as close to the plate or film as possible …
Film speed — is the measure of a photographic film s sensitivity to light, determined by sensitometry and measured on various numerical scales, the most recent being the ISO system. A closely related ISO system is used to measure the sensitivity of digital… … Wikipedia
Focal length — The focal length of an optical system is a measure of how strongly it converges (focuses) or diverges (diffuses) light. A system with a shorter focal length has greater optical power than one with a long focal length. Thin lens approximation For… … Wikipedia
film gate — noun : a portion of a motion picture mechanism which positions the film while it remains stationary or passes before the aperture * * * (in motion picture cameras and projectors) a mechanism that holds the film flat in the focal plane of the lens … Useful english dictionary
focal length — In photography, the distance between the lens (its rear nodal point) and the focal plane (the film s or paper s surface). Also see aperture, camera, f/stop, telephoto, and wide angle … Glossary of Art Terms
