- parabolic glass reflector
- 抛物面反射镜
English-Chinese electron industry dictionary (英汉电子工程大词典). 2013.
parabolic glass reflector
Look at other dictionaries:
Parabolic Aluminized Reflector Lamp — A type of lamp having a lens of heavy durable glass that focuses the light. They have longer lifetimes with less lumen depreciation than standard incandescents … Energy terms
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
Compact linear Fresnel reflector — Fig.1: Example of a Traditional linear Fresnel reflector with one absorber. A compact linear Fresnel reflector (CLFR) – also referred to as a concentrating linear Fresnel reflector is a specific type of linear Fresnel reflector (LFR) technology.… … 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
German searchlights of World War II — German searchlights of the Second World War were used to detect and track enemy aircraft at night. They were used in three main sizes, 60, 150 and 200 centimetres. After the end of the First World War, German development of searchlights was… … Wikipedia
Stage lighting instrument — Stage lighting instruments are used in stage lighting to illuminate theatrical productions, rock concerts and other performances taking place in live performance venues. They are also used to light television studios and sound stages.Terminology… … Wikipedia
Sulfur lamp — The sulfur lamp (also sulphur lamp) is a highly efficient full spectrum electrodeless lighting system whose light is generated by sulfur plasma that has been excited by microwave radiation. The technology was developed in the early 1990s, but,… … Wikipedia
Incandescent light bulb — The incandescent light bulb, incandescent lamp or incandescent light globe is a source of electric light that works by incandescence, (a general term for heat driven light emissions which includes the simple case of black body radiation). An… … Wikipedia
Sealed beam — A sealed beam is a type of lamp that includes a reflector and filament as a single assembly, over which a front cover (lens), usually of clear glass, is permanently attached. The previous design was like that of common flashlights (electric… … Wikipedia
optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… … Universalium
Gobo (lighting) — For other uses, see Gobo (disambiguation). A gobo in a gobo holder, which goes in a stage lighting instrument. The discolored portion is oxidation of the stainless steel caused by the high temperature of the lamp, but the gobo is still usable. A… … Wikipedia
