20 November 2010, R. Ubic
16
End of Session
Set magnification to
≈
50,000X.
Spread illumination to fill the screen.
Double click on the
Stage Neutral
button
Remove all apertures.
Turn off the filament by pressing
OFF
in the Filament section of the High Voltage
Control window (press the
HT
button at the top of the screen if this window is not still
open).
Wait until filament is completely off before extracting the holder. Do
NOT
remove the
holder while the filament is turning off.
Remove sample from holder. DO NOT STORE SAMPLES IN MEC113/113a.
Record hours in the log book.
Cover the viewing chamber.
If you are the last user of the day, insert the ACD heater (watch out for excess nitrogen
that may pour out of the tube) and plug it in, then turn on the ACD heat by clicking on
Maintenance
,
ACD & Bake
, and pressing
ON
in the ACD Heat tab.