
R4220P - PHOTOMULTlPLlER TUBES
PHOTOMULTlPLlER TUBES R4220 R4220P(For Photon Counting)
Very High Cathode Sensitivity with Low Noise Photocathode
FEATURES
Spectral Response
(10 views)
PHOTOMULTlPLlER TUBES R4220 R4220P(For Photon Coun.
R4220P Distributor