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VEGA-II LSU Variable
Pressure Scanning
Electron Microscope
The VEGA-II LSU VPSEM offers the same
advanced features as the LSH model, with the added ability to image samples at
chamber pressures up to 2000Pa with no specimen preparation.
Now available with Tescan's innovative new LVSTD
low vacuum secondary electron detector.
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Summary Specification |
| Electron
Optics |
4-lens Wide Field Optics™, Resolution,
Depth, Field, Wide-Field™, Electron Channeling, and Live 3D/Stereo Imaging Modes |
| Resolution |
3nm in
Hi-vac mode
3.5nm in Low-vac mode
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| Magnification |
4x - 500,000x |
| Accelerating
Voltage |
200V -
30kV, in 10V steps |
| Probe
Current |
1pA - 2uA |
| Scanning |
Scanning
speed adjustable from 160ns - 10ms per pixel, in steps or continuously |
| Image
Sizes |
Up to 8,192 x 8,192 pixels,
adjustable separately for live and store images; Selectable square and rectangular formats
(1:1, 3:4, and 1:2) |
| Microscope
Control and Automation |
Fully PC
controlled under Microsoft Windows™ XP Professional. Extensive automation of
SEM setup and control functions |
| Remote
Control |
Standard Remote Control and
Remote Diagnostics |
| Chamber |
230mm
internal diameter, 11 Ports |
| Specimen
Stage |
5-axis Fully Motorized
Compucentric stage, X=40mm, Y=40mm, Z=47mm, Rotation=360°
continuous, Tilt=-50° to +75° (X movement can be upgraded to 60mm or
80mm; Y movement can be upgrade to 60mm) |
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