Photomultiplier tube

R2027

19mm dia., Head-on type, Multialkali photocathode (Effective area : 15 mm dia./Spectral response : 160 to 850 nm) Silica glass window type of R1617

Type Head-on type
Tube Size Dia.19 mm
Photocathode Area Shape Round
Photocathode Area Size Dia.15 mm
Wavelength (Short) 160 nm
Wavelength (Long) 850 nm
Wavelength (Peak) 420 nm
Spectral Response Curve Code 500S
Photocathode Material Multialkali
Window Material Quartz
Dynode Structure Linear-focused
Dynode Stages 10
[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. 80 μA/lm
[Cathode] Luminous Sensitivity Typ. 120 μA/lm
[Cathode] Red/White Ratio (R-68) Typ. 0.2
[Cathode] Radiant Sensitivity Typ. 51 mA/W
[Anode] Luminous Sensitivity Min. 30 A/lm
[Anode] Luminous Sensitivity Typ. 120 A/lm
[Anode] Radiant Sensitivity Typ. 5.1 x 104 A/W
[Anode] Gain Typ. 1.0 x 106
[Anode] Dark Current (after 30min.) Typ. 4 nA
[Anode] Dark Current (after 30min.) Max. 20 nA
[Time Response] Rise Time Typ. 2.5 ns
[Time Response] Transit Time Typ. 27 ns

Dimensional outline (Unit: mm)

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