- spherical reflector
- сферический отражатель, сферическое зеркало
Большой англо-русский и русско-английский словарь. 2001.
spherical reflector
Смотреть что такое "spherical reflector" в других словарях:
spherical reflector — sferinis atšvaitas statusas T sritis fizika atitikmenys: angl. spherical reflector vok. Kugelreflektor, m; sphärischer Reflektor, m rus. сферический отражатель, m; сферический рефлектор, m pranc. réflecteur sphérique, m … Fizikos terminų žodynas
Reflector (photography) — In photography and cinematography, a reflector is an improvised or specialised reflective surface used to redirect light towards a given subject or scene. Types Apart from certain highly specialized components found in enlargers, projectors and… … Wikipedia
Spherical aberration — shape of lenses and mirrors. This is an important effect, as spherical shapes are much easier to produce than aspherical and so most lenses have spherical shapes. Positive spherical aberration means peripheral rays are bent too much. Negative… … Wikipedia
Parabolic reflector — Parallel waves coming in to a parabolic mirror are focused at a point F A parabolic reflector (or dish or mirror) is a reflective device used to collect or project energy such as light, sound, or radio waves. Its shape is that of a circular… … Wikipedia
Ellipsoidal reflector spotlight — (abbreviated to ERS, or colloquially ellipsoidal) is the name for a type of stage lighting instrument, named for the ellipsoidal reflector used to intensify the light of a back loading lamp through the barrel and lens. Ellipsoidals may also be… … Wikipedia
Cassegrain reflector — The Cassegrain reflector is a combination of two coaxial reflectors used in Cassegrain telescopes and radio antennas.First developed in 1672 by Laurent Cassegrain, this reflector is a combination of a primary concave mirror and a secondary convex … Wikipedia
Newton's reflector — A replica of Newton s second reflecting telescope that he presented to the Royal Society in 1672 described as the better of the two instruments Newton built[1]. The first reflecting telescope built by Sir Isaac Newton in 1668 … Wikipedia
Corner reflector — Working principle of a corner reflector A corner reflector is a retroreflector consisting of three mutually perpendicular, intersecting flat surfaces, which reflects waves back directly towards the source, but shifted (translated). Unlike a… … Wikipedia
Bicycle reflector — The bicycle reflector or prism reflector is a common safety device found on the rear, front and wheels of bicycles. It uses the principle of retroreflection to alert another road user of the bicycle s presence on the road.The reflector is usually … Wikipedia
parabolic reflector — noun a concave reflector used to produce a parallel beam when the source is placed at its focus or to focus an incoming parallel beam • Syn: ↑paraboloid reflector • Hypernyms: ↑reflector • Hyponyms: ↑parabolic mirror * * * noun … Useful english dictionary
Cassegrain reflector — ▪ astronomical instrument in astronomical telescopy, an arrangement of mirrors to focus incoming light at a point close to the main light gathering mirror. The design was proposed in 1672 by French priest Laurent Cassegrain. In the… … Universalium
