Optical modulators using semiconductor nano-structures — Contents 1 Optical modulators using semiconductor nano structures 1.1 Electro optic modulator of nano structures 1.2 Acousto optic modulator of nano structures … Wikipedia
Optical mineralogy — A petrographic microscope, which is an optical microscope fitted with cross polarizing lenses, a conoscopic lens, and compensators (plates of anisotropic materials; gypsum plates and quartz wedges are common), for crystallographic analysis.… … Wikipedia
Optical Spectrum Analyzer — Ein Spektrumanalysator ist ein elektronisches Messgerät zur Darstellung der in einem Signal enthaltenen Frequenzen. Es gibt FFT Analysatoren und Analysatoren nach dem Prinzip des Überlagerungsempfängers (Heterodynempfänger). Moderne Messempfänger … Deutsch Wikipedia
Spectrum analyzer — A spectrum analyzer Spectrum analyzer display A spectrum analyzer measures the magnitude of an input signal versus frequency with … Wikipedia
Magneto-optical drive — A Magneto optical disc and the numerous rectangles on its surface. A magneto optical drive is a kind of optical disc drive capable of writing and rewriting data upon a magneto optical disc. Both 130 mm (5.25 in) and 90 mm… … Wikipedia
Machine vision optical filters — are optical filters used in machine vision applications.Choosing the correct optical filter for machine visionMany of those developing machine vision applications know that considerable emphasis has been placed on choosing the correct lighting to … Wikipedia
spectrum analyzer — noun an electronic device that displays the frequency spectrum of an electrical, optical or acoustic waveform … Wiktionary
Phoenix (spacecraft) — This article is about the Mars lander. For the Star Trek spacecraft, see Phoenix (Star Trek). For other uses, see Phoenix (disambiguation). Phoenix Mars Mission Artist s impression of the Phoenix spacecraft as it lands on Mars Operator NASA … Wikipedia
computer — computerlike, adj. /keuhm pyooh teuhr/, n. 1. Also called processor. an electronic device designed to accept data, perform prescribed mathematical and logical operations at high speed, and display the results of these operations. Cf. analog… … Universalium
Search for extraterrestrial intelligence — The search for extraterrestrial intelligence is sometimes abbreviated as SETI. For other uses, see SETI (disambiguation). Screen shot of the screensaver for SETI@home, a distributed computing project in which volunteers donate idle computer power … Wikipedia
SETI — Search for Extra Terrestrial Intelligence (SETI) is the collective name for a number of activities to detect intelligent extraterrestrial life. The general approach of SETI projects is to survey the sky to detect the existence of transmissions… … Wikipedia