optical servo

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• Optical disc drive — A CD/DVD ROM Drive A Blu ray (BD RE DL) writer tray in a Sony Vaio E series laptop …   Wikipedia

• Optical lattice — Simulation of an optical lattice potential. An optical lattice is formed by the interference of counter propagating laser beams, creating a spatially periodic polarization pattern. The resulting periodic potential may trap neutral atoms via the… …   Wikipedia

• Magneto-optical trap — experimental setup of the MOT A magneto optical trap (abbreviated MOT) is a device that uses both laser cooling with magneto optical trapping in order to produce samples of cold, trapped, neutral atoms at temperatures as low as several… …   Wikipedia

• tracking servo —    The mechanism in an optical drive which senses and adjusts for variations in movement of the recording area (the groove) of a track, caused by imperfections in the medium or the drive mechanism …   IT glossary of terms, acronyms and abbreviations

• Floptical — refers to a type of disk drive that combines magnetic and optical technologies to store large amounts of data on media similar to 3½ inch floppy disks. The name is a portmanteau of the words floppy and optical . It refers specifically to one… …   Wikipedia

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• Digital Linear Tape — A Super DLT I tape cartridge Digital Linear Tape (DLT) (previously called CompacTape) is a magnetic tape data storage technology developed by Digital Equipment Corporation (DEC) from 1984 onwards. In 1994 the technology was purchased by Quantum… …   Wikipedia

• Ship gun fire-control system — Mk 37 Director c1944 with Mk 12 (rectangular antenna) and Mk 22 orange peel Ship gun fire control systems (GFCS) enable remote and automatic targeting of guns against ships, aircraft, and shore targets, with or without the aid of radar or optical …   Wikipedia

• Holographic Versatile Disc — Infobox media name = Holographic Versatile Disc caption =Picture of an HVD by Optware type = Ultra high density optical disc encoding = MPEG 2, MPEG 4 AVC (H.264), and VC 1 capacity = theoretically up to 3.9 TB read = write = standard = owner =… …   Wikipedia

• Quantum Corp. — Infobox Company company name = Quantum Corporation company type = Public (nyse|QTM) company company slogan = foundation = 1980 location = San Jose, California, USA key people = num employees = operating income = net income = industry = Data… …   Wikipedia

• Autofocus — For the film of the same name, see Auto Focus. An autofocus (or AF) optical system uses a sensor, a control system and a motor to focus fully automatic or on a manually selected point or area. An electronic rangefinder has a display instead of… …   Wikipedia