- focal plane
- noun Date: 1889 a plane that is perpendicular to the axis of a lens or mirror and passes through the focus
New Collegiate Dictionary. 2001.
focal plane
Look at other dictionaries:
focal plane — n a plane that is perpendicular to the axis of a lens or mirror and passes through the focus … Medical dictionary
focal plane — židinio plokštuma statusas T sritis fizika atitikmenys: angl. focal plane vok. Brennebene, f; Fokalebene, f rus. фокальная плоскость, f pranc. plan focal, m … Fizikos terminų žodynas
focal plane — židinio plokštuma statusas T sritis Gynyba apibrėžtis Lęšio optinei ašiai statmena plokštuma, kurioje yra sufokusuotas vaizdas, matomas objektyve. atitikmenys: angl. focal plane pranc. plan focal … NATO terminų aiškinamasis žodynas
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 array testing — (under development sep 15)Focal Plane Array testing (FPA testing) is the test engineering process of validation and verification (V V) of operation of focal plane array imaging devices, device under test (DUT), at various levels of the… … 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 — Optics. 1. a plane through a focal point and normal to the axis of a lens, mirror, or other optical system. Cf. principal plane. 2. the transverse plane in a telescope where the real image of a distant view is in focus. [1890 95] * * * … Universalium
focal plane — /ˈfoʊkəl pleɪn/ (say fohkuhl playn) noun 1. the plane normal to the principal axis of a lens (or system of lenses) or a mirror, which passes through the focal point. 2. the plane in which light rays from an external object are focused in a camera …
focal plane — In photography, an image line at right angle to the optical axis passing through the focal point. This forms the plane of sharp focus when a camera is set on infinity. Also see aperture, camera, focal length, and f/stop … Glossary of Art Terms
focal plane — fo′cal plane n. opt a plane through a focal point and perpendicular to the axis of a lens, mirror, or other optical system • Etymology: 1890–95 … From formal English to slang
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
