Перевод с английского aperture
aperture angle — apertūros kampas statusas T sritis fizika atitikmenys: angl. angular aperture; aperture angle vok. Aperturwinkel, m; Öffnungswinkel, m rus. апертурный угол, m pranc. angle d’ouverture, m; angle du champ, m … Fizikos terminų žodynas
angle du champ — apertūros kampas statusas T sritis fizika atitikmenys: angl. angular aperture; aperture angle vok. Aperturwinkel, m; Öffnungswinkel, m rus. апертурный угол, m pranc. angle d’ouverture, m; angle du champ, m … Fizikos terminų žodynas
angle d’ouverture — apertūros kampas statusas T sritis fizika atitikmenys: angl. angular aperture; aperture angle vok. Aperturwinkel, m; Öffnungswinkel, m rus. апертурный угол, m pranc. angle d’ouverture, m; angle du champ, m … Fizikos terminų žodynas
aperture of lens — angle of a … Medical dictionary
Aperture — For other uses, see Aperture (disambiguation). f stops demonstrated on a lens … Wikipedia
angle — The meeting point of two lines or planes; the figure formed by the junction of two lines or planes; the space bounded on two sides by lines or planes that meet. For angles not listed below, see the descriptive term; e.g., axioincisal, distobuccal … Medical dictionary
aperture — apertural /ap euhr choor euhl/, adj. apertured, adj. /ap euhr cheuhr/, n. 1. an opening, as a hole, slit, crack, gap, etc. 2. Also called aperture stop. Optics. an opening, usually circular, that limits the quantity of light that can enter an… … Universalium
angle of aperture — angular aperture the angle formed at a luminous point between the most divergent rays that are capable of passing through the objective of a microscope; called also a. of lens … Medical dictionary
Angle of Incidence — In reference to solar energy systems, the angle at which direct sunlight strikes a surface; the angle between the direction of the sun and the perpindicular to the surface. Sunlight with an incident angle of 90 degrees tends to be absorbed,… … Energy terms
Aperture-to-medium coupling loss — In telecommunication, aperture to medium coupling loss is the difference between the theoretical gain of a very large antenna, such as the antennas in beyond the horizon microwave links, and the gain that can be realized in practice. Note 1:… … Wikipedia
aperture — 1. An inlet or entrance to a cavity or channel. in anatomy, an open gap or hole. SEE ALSO: fossa, ostium, orifice, pore. 2. The diameter of the objective of a microscope. SYN … Medical dictionary
Перевод с английского aperture
Aperture — Ap er*ture (?; 135), n. [L. apertura, fr. aperire. See
Aperture synthesis — or synthesis imaging is a type of interferometry that mixes signals from a collection of telescopes to produce images having the same angular resolution as an instrument the size of the entire collection. At each separation and orientation, the… … Wikipedia
aperture — apertural /ap euhr choor euhl/, adj. apertured, adj. /ap euhr cheuhr/, n. 1. an opening, as a hole, slit, crack, gap, etc. 2. Also called aperture stop. Optics. an opening, usually circular, that limits the quantity of light that can enter an… … Universalium
aperture — 1. An inlet or entrance to a cavity or channel. in anatomy, an open gap or hole. SEE ALSO: fossa, ostium, orifice, pore. 2. The diameter of the objective of a microscope. SYN … Medical dictionary
Numerical aperture — The numerical aperture with respect to a point P depends on the half angle θ of the maximum cone of light that can enter or exit the lens. In optics, the numerical aperture (NA) of an optical system is a dimensionless number that characterizes… … Wikipedia
Inverse synthetic aperture radar — (ISAR) is a technique to generate a two dimensional high resolution image of a target.In situations where other radars display only a single unidentifiable bright moving pixel, the ISAR image is often adequate to discriminate between various… … Wikipedia
Synthetic aperture radar — (SAR) is a form of radar in which the highly directional (and thus very large) rotating antenna used by conventional radar is replaced with many low directivity small stationary antenna positions scattered over some area near or around the target … Wikipedia
relative aperture — Optics. the ratio of the diameter of a lens, esp. a camera lens, to the focal length; the reciprocal of the f number or focal ratio of the lens. * * * ▪ optics the measure of the light gathering power of an optical system. It is expressed… … Universalium
relative aperture — noun : a measure of the angle of the cone of light rays from an object that traverse an optical system; specifically : the effective aperture of a camera lens expressed as a fraction of its focal length with the symbol f being used instead of 1… … Useful english dictionary
Near Earth Object Surveillance Satellite — The Near Earth Object Surveillance Satellite (NEOSSat)[1] is a Canadian microsatellite using a 15 cm aperture f/5.88 Maksutov telescope similar to that on the MOST spacecraft, 3 axis stabilized with pointing stability of 2 arcseconds in a 100… … Wikipedia
numerical aperture — nu·mer·i·cal aperture n(y)u̇ mer i kəl n a number that indicates the resolving power of a microscope objective and is equal to the product of the index of refraction of the medium (as immersion oil) in front of the objective and the sine of half… … Medical dictionary
Перевод с английского aperture
working aperture — efektyvioji apertūra statusas T sritis fizika atitikmenys: angl. effective aperture; working aperture vok. effektive Apertur, f; wirksame Apertur, f; wirksame Öffnung, f rus. действующая апертура, f; эффективная апертура, f pranc. ouverture… … Fizikos terminų žodynas
Working aperture — Рабочее отверстие объектива; рабочая диафрагма … Краткий толковый словарь по полиграфии
Aperture — For other uses, see Aperture (disambiguation). f stops demonstrated on a lens … Wikipedia
Aperture (photography software) — Infobox Software name = Aperture caption = Aperture, demonstrating the loupe tool. developer = Apple Inc. latest release version = 2.1.1 latest release date = July 28 2008 operating system = Mac OS X genre = Photo Post Production license =… … Wikipedia
effective aperture — efektyvioji apertūra statusas T sritis fizika atitikmenys: angl. effective aperture; working aperture vok. effektive Apertur, f; wirksame Apertur, f; wirksame Öffnung, f rus. действующая апертура, f; эффективная апертура, f pranc. ouverture… … Fizikos terminų žodynas
Numerical aperture — The numerical aperture with respect to a point P depends on the half angle θ of the maximum cone of light that can enter or exit the lens. In optics, the numerical aperture (NA) of an optical system is a dimensionless number that characterizes… … Wikipedia
F-number — In optics, the f number (sometimes called focal ratio, f ratio, or relative aperture [Smith, Warren Modern Lens Design 2005 McGraw Hill] ) of an optical system expresses the diameter of the entrance pupil in terms of the focal length of the lens; … Wikipedia
Perspective control lens — (a) Keeping the camera level, with an ordinary lens, captures only the bottom portion of the building. (b) Tilting the camera upwa … Wikipedia
Rodenstock GmbH — is an optics manufacturer based in Munich, Bavaria, Germany.Rodenstock was founded in 1877 by Josef Rodenstock and specialized in producing high quality optical lenses for cameras and enlargers ( Rodagon, Sironar, Apo Ronar, Grandagon, Apo… … Wikipedia
Rodenstock — Création 1877 Fondateurs Josef Rodenstock Siège social … Wikipédia en Français
photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… … Universalium