XP2020 - Photomultiplier
Window material Photocathode Refr.
Index at 420nm Multiplier structure Borosilicate glass Bi-alkali 1.48 Linear focused Sk (mA/W) 100 Photocathode characteristics Spectral range : Maximum sensitivity at : Sensitivity : Luminous : Blue * : Radiant, at 420nm Min Typ 270-650 420 70 10 80 Max U