Photomultiplier tube


28mm dia., Head-on type, Cs-Te photocathode (Effective area : 25 mm dia./Spectral response : 160 nm to 320 nm)

Type Head-on type
Tube Size Dia.28 mm
Photocathode Area Shape Round
Photocathode Area Size Dia.25 mm
Wavelength (Short) 160 nm
Wavelength (Long) 320 nm
Wavelength (Peak) 240 nm
Spectral Response Curve Code 200S
Photocathode Material Cs-Te
Window Material Quartz
Dynode Structure Box-and-grid+Linear-focused
Dynode Stages 11
[Max. Rating] Anode to Cathode Voltage 1500 V
[Max. Rating] Average Anode Current 0.01 mA
Anode to Cathode Supply Voltage 1000 V
[Cathode] Radiant Sensitivity Typ. 28 mA/W (at 254 nm)
[Anode] Luminous Sensitivity Min. 4.0 x 103 A/W (at 254nm)
[Anode] Radiant Sensitivity Typ. 1.4 x 104 A/W (at 254 nm)
[Anode] Gain Typ. 5.0 x 105
[Anode] Dark Current (after 30min.) Typ. 0.3 nA
[Anode] Dark Current (after 30min.) Max. 1 nA
[Time Response] Rise Time Typ. 4 ns
[Time Response] Transit Time Typ. 30 ns

Dimensional outline (Unit: mm)

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