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Photonics Buyers' Guide / Photomultiplier Tube Housings
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The Photonics Buyers' Guide is a comprehensive resource for verified providers of Photomultiplier Tube Housings. Profiles and contact information for manufacturers and suppliers are provided by the companies and verified by our editors. If you have updated information about any of the organizations listed, please contact us.
Glossary
  • photomultiplier tube (PMT) A tube consisting of an evacuated envelope with a photocathode that emits electrons when exposed to light. These electrons are accelerated by a positive electrostatic field and fall upon a metal surface where they emit secondary electrons that are...
  • dark current The current that flows in a photodetector when there is no optical radiation incident on the detector and operating voltages are applied.
  • dark noise The noise produced in a photodetector when the photocathode is shielded from all external optical radiation and operating voltages are applied.
photomultiplier tube housingPMT detector housingsphoto-multiplier tubephoto countingfrequency domain data acquisitionreduces dark currentdark noiseopticstest & measurement
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