Advertisement
Set magnification 80,000-100,000x using MAG/CAML knob (right console)
Centre the beam, use the SHIFT knobs, X and Y, on the left and right consoles. It
may help condense the beam before doing this (BRIGHTNESS knob).
use AMT camera capture engine program
Focus the sample. Use FOCUS coarse and fine knobs (right console).
Select 'FFT' in AMT camera imaging modes list. New 'FFT' window opens – black
background with white shape in the centre.
Use FOCUS coarse. Go through focus forward and backward and try to maximise size
of the white shape, so its form become more visible
The white shape should be circular, if not need to be adjusted.
To adjust, press 'OBJ STIG' button (left console)
Use the DEF/STIG knobs, X and Y, to get white shape circular form.
Press 'BRIGHT TILT' button to return to imaging mode.
Cancel 'BRIGHT TILT' button
Reduce magnification to 4,000x using MAG/CAML knob (right console).
Use BRIGHTNESS knob to reduce illumination of the beam.
EM Suite 15/11/2016
P a g e
9 | 14
Advertisement
