PHOTOMULTlPLlER TUBES

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

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

APPLICATIONS
● Fluorescence Spectrophotometers
● Emission Spectrophotometers
● Atomic Absorption Spectrophotometers