PHOTOMULTIPLIER TUBES

High Sensitivity, Bialkali Photocathode
28 mm (1-1/8 Inch) Diameter, 9-Stage, Side-On Type

FEATURES
● Wide Spectral Response
   R3788 ................................................... 185 nm to 750 nm
   R4332 ................................................... 160 nm to 750 nm
● High Cathode Sensitivity
   Luminous ................................................. 120 µA/lm Typ.
   Radiant at 420 nm ...................................... 90 mA/W Typ.
   Quantum Efficiency at 210 nm ........... 40 % Typ. (R4332)
● High Anode Sensitivity (at 1000 V)
   Luminous .................................................. 1200 A/lm Typ.
   Radiant at 420 nm ............................... 9.0 × 105 A/W Typ.

APPLICATIONS
● Fluorescence Spectrophotometers
● Emission Spectrophotometers
● Atomic Absorption Spectrophotometers