Here are our recommendations for the photomultiplier tubes with higher sensitivity than R928.
These are full compatible with R928 and same accessories such as socket assembly can be used as well.
Please click the part number to find more details.
|Type No.||Peak Wavelength||
Red / White
|R928||400 nm||250 µA/lm||0.3||2500 A/lm|
|R3896||450 nm||525 µA/lm||0.4||5000 A/lm|
|R10699||450 nm||650 µA/lm||0.43||8500 A/lm|
|R12829||450 nm||650 µA/lm||0.45||8500 A/lm|
|R13456||400 nm||280 µA/lm||0.4||2800 A/lm|
|Tube Size||Dia.28 mm|
|Photocathode Area Shape||Square|
|Photocathode Area Size||8 x 24 mm|
|Wavelength (Short)||185 nm|
|Wavelength (Long)||900 nm|
|Wavelength (Peak)||400 nm|
|Spectral Response Curve Code||562U|
|Window Material||UV glass|
|[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.||140 μA/lm|
|[Cathode] Luminous Sensitivity Typ.||250 μA/lm|
|[Cathode] Blue Sensitivity Index (CS 5-58) Typ.||8|
|[Cathode] Red/White Ratio (R-68) Typ.||0.3|
|[Cathode] Radiant Sensitivity Typ.||74 mA/W|
|[Anode] Luminous Sensitivity Min.||400 A/lm|
|[Anode] Luminous Sensitivity Typ.||2500 A/lm|
|[Anode] Radiant Sensitivity Typ.||7.4 x 105 A/W|
|[Anode] Gain Typ.||1.0 x 107|
|[Anode] Dark Current (after 30min.) Typ.||3 nA|
|[Anode] Dark Current (after 30min.) Max.||50 nA|
|[Time Response] Rise Time Typ.||2.2 ns|
|[Time Response] Transit Time Typ.||22 ns|
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