25mm dia., Head-on type, Bialkali photocathode (Effective area : 22 mm dia./Spectral response : 300 to 650 nm) Photon counting type of R1924A
|Tube Size||Dia.25 mm|
|Photocathode Area Shape||Round|
|Photocathode Area Size||Dia.22 mm|
|Wavelength (Short)||300 nm|
|Wavelength (Long)||650 nm|
|Wavelength (Peak)||420 nm|
|Spectral Response Curve Code||400K|
|Window Material||Borosilicate glass|
|Dynode Structure||Circular and linear-focused|
|[Max. Rating] Anode to Cathode Voltage||1250 V|
|[Max. Rating] Average Anode Current||0.1 mA|
|Anode to Cathode Supply Voltage||1000 V|
|[Cathode] Luminous Sensitivity Min.||60 μA/lm|
|[Cathode] Luminous Sensitivity Typ.||90 μA/lm|
|[Cathode] Blue Sensitivity Index (CS 5-58) Typ.||10.5|
|[Cathode] Radiant Sensitivity Typ.||85 mA/W|
|[Anode] Luminous Sensitivity Min.||90 A/lm|
|[Anode] Luminous Sensitivity Typ.||180 A/lm|
|[Anode] Radiant Sensitivity Typ.||1.7 x 105 A/W|
|[Anode] Gain Typ.||2.0 x 106|
|[Time Response] Rise Time Typ.||1.5 ns|
|[Time Response] Transit Time Typ.||17 ns|
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