Photomultiplier tube


202mm dia., Head-on type, Super bialkali photocathode (Effective area : 190 mm dia./Spectral response : 300 nm to 650 nm)


Typical spectral response

Typical gain

Typical gain

Typical transit time spread


Type Head-on type
Tube Size Dia.202 mm
Photocathode Area Shape Round
Photocathode Area Size Dia.190 mm
Wavelength (Short) 300 nm
Wavelength (Long) 650 nm
Wavelength (Peak) 420 nm
Photocathode Material Super bialkali (SBA)
Window Material Borosilicate glass
Dynode Structure Box and linear-focused
Dynode Stages 10
[Max. Rating] Anode to Cathode Voltage 2200 V
[Max. Rating] Average Anode Current 0.1 mA
Anode to Cathode Supply Voltage 1750 V
[Cathode] Luminous Sensitivity Typ. 105 μA/lm
[Cathode] Blue Sensitivity Index (CS 5-58) Typ. 13.5
[Cathode] Radiant Sensitivity Typ. 110 mA/W
[Anode] Luminous Sensitivity Typ. 1100 A/lm
[Anode] Radiant Sensitivity Typ. 1.1 x 106 A/W
[Anode] Gain Typ. 1.0 x 107
[Anode] Dark Current (after 30min.) Typ. 500 nA
[Anode] Dark Current (after 30min.) Max. 1000 nA
[Time Response] Rise Time Typ. 2.2 ns
[Time Response] Transit Time Typ. 37 ns
[Time Response] Transit Time Spread Typ. 1.0 ns
[Anode] Pulse Linearity (2% deviation) 40 mA
[Anode] Pulse Linearity (5% deviation) 60 mA

Dimensional outline (Unit mm)

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