TERMIUM Plus®

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OPTICAL MODULATOR [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2003-11-20

English

Subject field(s)
  • Optical Instruments
  • Lasers and Masers
DEF

A device used for [superimposing] information on a light beam, or a device which electrically changes the properties of a material through which light is being transmitted.

CONT

Electro-optic systems consist of a Mach-Zehnder optical modulator, laser light source, photo-detector, and attached antenna element. The laser light source and photodetector are connected to the optical modulator via fiber optic cables. The modulator is an interferometric system in which the optical power output varies with the voltage supplied from the antenna element.

French

Domaine(s)
  • Instruments d'optique
  • Masers et lasers
DEF

Dispositif utilisé pour superposer de l'information sur un faisceau lumineux, ou dispositif qui fait varier électriquement les propriétés du matériel à travers lequel la lumière est transmise.

Spanish

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