Manufacturing A Line Of Photomultiplier Tubes Widely Used In Industrial Quality Control, Environmental Monitoring, Aerospace, Medical Diagnostic Technology, Astronomy & Biomedicine Applications. Tubes Are Used Where The Highest Level Of Photon Detection Is Required. Available In A Variety Of Sizes & Shapes To Meet The Customer's Individual Requirements. Special Applications 7 Custom Designed Photomultiplier Tubes Are Also Available Along With Custom Built Voltage Dividers