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Deben ARM2 retractable detector
Images: Deben UK

ARM2 BSE Detector

Deben ARM2: a retractable solid-state backscattered electron detector for SEM with Gen5 electronics, sensitive from below 1 kV to 30 kV.

Key features

Retractable
Motorised ARM2 mechanism with highly repeatable repositioning.
Choice of diodes
10, 14 or 18 mm four-quadrant diodes, or a 26 mm annular diode.
Low kV to 30 kV
Sensitive for imaging from below 1 kV up to 30 kV.
Gen5 electronics
Four input channels, one output channel (three optional) and 8,000,000:1 amplification.
Fast imaging
TV-rate imaging with auto brightness and contrast.
Software
PC control over USB, with multiple parameters for signal optimisation.
Versions
OEM versions with a DLL library, and a bakeable UHV version with bellows and metal seals.

Specifications

From Deben UK's product page.

ARM2 BSE
Diodes 10, 14 or 18 mm four-quadrant, or 26 mm annular
Imaging range Below 1 kV to 30 kV
Input channels 4
Output channels 1 (3 optional)
Amplification 8,000,000 to 1
Connectivity USB; PC control under Windows 7/10 Professional (32/64-bit)
Microscope requirement AUX video input on the SEM for synchronised display

Resources

Applications