Photoelectron Multiplier Tube FEU-187

Photoelectron Multiplier Tube FEU-187

$90 - $360 USD

MOQ: 20 pieces

Key Features

Photocathode diameter: 20 mm

Light sensitivity of photocathode, type, ?A/lm: 60

Pulse characteristic rise time, type, ns: 1.4

Photocathode material: SbKCs

Supplier Information

Electron OJSC

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Description

The device is made in a glass cylinder with end optical input, with rigid leads. The entrance window
is made of borosilicate uviolet glass, proximity type dynode system. Possible completeness:
pad with voltage divider

Specifications

Photocathode diameter

20 mm

Light sensitivity of photocathode, type, ?A/lm

60

Pulse characteristic rise time, type, ns

1.4

Photocathode material

SbKCs

Length

55 mm

Diameter

30 mm

Number of dinodes

60 µGy

Grid frequency, lin./mm

60

Spectral sensitivity range, nm

220...650

Spectral sensitivity of photocathode at ?= (410±10) nm, mA/W

60

Light anode sensitivity, A/lm

40

Supply voltage corresponding to a light anode sensitivity of 30 A/lm, type.

1800 thousand m³

Dark current

1.0E-8

Gain under normal conditions, type, times

500000

Gain coefficient in magnetic field with intensity H=0,5 Tesla, type, times

200000

Energy resolution with NaI(Tl) crystal and 137Cs gamma ray source, type.

10.1 set

Operating temperature range

-60...55 million m³

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