... -on photomultiplier tubes, borosilicate glass, double-alkali photocathode Diameter of 28.5mm(1.12 inch), nine stage, side-on ... photomultiplier tubes, borosilicate glass, double-alkali photocathode Features: Diameter of 28.5mm(1.12 inch), nine stage, side-on photomultiplier ... Sensitivity Index--Red Sensitivity Index---Gain1.4x106Pulse rise time2ns Diameter of 28.5mm(1.12 inch), nine stage, side- ...