acousto-optic modulator

См. также в других словарях:

• Acousto-optic modulator — An acousto optic modulator (AOM), also called a Bragg cell, uses the acousto optic effect to diffract and shift the frequency of light using sound waves (usually at radio frequency). They are used in lasers for Q switching, telecommunications for …   Wikipedia

• Acousto-Optic Deflector — Acousto Optic deflectors= An acousto optic deflector spatially controls the optical beam. In the operation of an acousto optic deflector the power driving the acoustic transducer is kept on, at a constant level, while the acoustic frequency is… …   Wikipedia

• Electro-optic modulator — (EOM) is an optical device in which a signal controlled element displaying electro optic effect is used to modulate a beam of light. The modulation may be imposed on the phase, frequency, amplitude, or direction of the modulated beam. Modulation… …   Wikipedia

• Acousto-optics — is a branch of physics that studies the interactions between sound waves and light waves, especially the diffraction of laser light by ultrasound or sound in general.IntroductionOptics has had a very long and full history, from ancient Greece,… …   Wikipedia

• acousto- — combining form. 1. of sound or acoustic waves: »Acoustoelectronics = the study of the conversion of electronic signals into sound waves. 2. acoustic and : »Acousto optic modulator = acoustic and optic modulator …   Useful english dictionary

• Optical modulator — An optical modulator is a device which is used to modulate a beam of light. The beam may be carried over free space, or propagated through an optical waveguide. Depending on the parameter of a light beam which is manipulated, modulators may be… …   Wikipedia

• Modulateur acousto-optique — ██████████95 % Traduction …   Wikipédia en Français

• Electro-optic effect — An electro optic effect is a change in the optical properties of a material in response to an electric field that varies slowly compared with the frequency of light. The term encompasses a number of distinct phenomena, which can be subdivided… …   Wikipedia

• Akusto-optischer Modulator — Ein akustooptischer Modulator (AOM) ist ein optisches Bauelement, mit dem Lichtstrahlen (meist Laserstrahlen) manipuliert werden können. In einfachster Anwendung kann ein AOM als Schalter eingesetzt werden, der sehr schnell (< 10 ns) zwischen… …   Deutsch Wikipedia

• Akustooptischer Modulator — Ein akustooptischer Modulator, abgekürzt AOM, ist ein optisches Bauelement, das einfallendes Licht in Frequenz und Ausbreitungsrichtung oder Intensität beeinflusst. Hierzu wird in einem transparenten Festkörper mit Schallwellen ein optisches… …   Deutsch Wikipedia

• 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