PHOTOMULTlPLlER TUBE
R2257
For visible to near IR low light detections Extended red multialkali photocathode 51mm(2 Inch) diameter, 12–stage, Head–on type
GENERAL
Parameter Spectral Response Wavelength of Maximum Response MateriaI Photocathode Minimum Effective Area Window Material Structure Dynode Number of Stages Anode to Last Dynode Direct Interelectrode...
