light-beam chopper

См. также в других словарях:

• chopper — [chäp′ər] n. 1. a person who chops 2. a tool or machine for chopping, as an ax or cleaver 3. [pl.] Slang a set of teeth, esp. false teeth ☆ 4. Informal a helicopter 5. Informal a motorcycle 6. Electronics a device for interrupting a current,… …   English World dictionary

• chopper — n. 1 a Brit. a short axe with a large blade. b a butcher s cleaver. 2 colloq. a helicopter. 3 a device for regularly interrupting an electric current or light beam. 4 colloq. a type of bicycle or motor cycle with high handlebars. 5 (in pl.) Brit …   Useful english dictionary

• chopper — I. noun Date: 1552 1. one that chops 2. plural, slang teeth 3. a device that interrupts an electric current or a beam of radiation (as light) at short regular intervals 4. machine gun 5. helicopter 6. a high bouncing batted baseba …   New Collegiate Dictionary

• chopper — /chop euhr/, n. 1. a person or thing that chops. 2. a short ax with a large blade, used for cutting up meat, fish, etc.; butcher s cleaver. 3. a prehistoric implement made by striking flakes off one or both sides of a stone, considered the oldest …   Universalium

• Optical chopper — An optical chopper is a mechanical device which periodically interrupts a light beam. Three types are available: variable frequency rotating disc choppers, fixed frequency tuning fork choppers, and optical shutters. A rotating disc chopper was… …   Wikipedia

• Ultraviolet–visible spectroscopy — Beckman DU640 UV/Vis spectrophotometer. Ultraviolet visible spectroscopy or ultraviolet visible spectrophotometry (UV Vis or UV/Vis) refers to absorption spectroscopy or reflectance spectroscopy in the ultraviolet visible spectral region. This… …   Wikipedia

• Ultraviolet-visible spectroscopy — or ultraviolet visible spectrophotometry (UV/ VIS) involves the spectroscopy of photons in the UV visible region. It uses light in the visible and adjacent near ultraviolet (UV) and near infrared (NIR) ranges. In this region of the… …   Wikipedia

• Iron Man's armor — refers to the powered metal suit worn by Tony Stark when he assumes his superhero role of Iron Man. The first version of the armor was created by Stark with the help of Ho Yinsen. Unlike most other superheroes, the appearance of Stark s armor has …   Wikipedia

• Ekspla — Infobox Company company name = EKSPLA company company type = Joint stock company foundation = 1983 in Vilnius, flagicon|Lithuania Lithuania location = Vilnius,flagicon|Lithuania Lithuania key people = CEO Kestutis Jasiunas industry = Scientific… …   Wikipedia

• hand tool — any tool or implement designed for manual operation. * * * Introduction  any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …   Universalium

• List of One Piece episodes — Box art of the first uncut English DVD released by Funimation Entertainment One Piece is an anime series adapted from the manga of the same title written by Eiichiro Oda. Produced by Toei Animation, and directed by Konosuke Uda, Munehisa Sakai… …   Wikipedia