Photonics Buyers' Guide > Photoemissive Detectors

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Photoemissive Detectors A photoemissive detector is an electronic tube instrument in which the anode current varies with the intensity of light incident on the cathode.
ADDITIONAL COMPANIES

  • TERMS
  • photoemissive detector An electronic tube instrument in which the anode current varies with the intensity of light incident on the cathode.
  • external photoelectric effect The ejection of electrons from the surface of a solid by the absorption of a sufficient amount of photons.
  • detector 1. A device designed to convert the energy of incident radiation into another form for the determination of the presence of the radiation. The device may function by electrical, photographic or visual means. 2. A device that provides an electric...



   

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