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Operation of specimen holder
1.4.3
LEO 912 OMEGA
Lock-in specimen rod
SPECIAL NOTE:
The normal position of the specimen rod is in the high vacuum.
Take it only out for specimen exchange.
•
Slide specimen rod carefully into goniometer as far as it will go.
•
Turn specimen rod carefully clockwise through 90° all the way to
prevacuum position.
– Airlock valve opens (click).
– Red LED STOP is on. Specimen rod pre-pumped in approx. 20 sec.
LED STOP goes out.
•
Wait until LED STOP is out.
•
Pull specimen rod back to stop and turn it carefully through further 90°;
push rod slowly into the microscopy position
Insertion of specimen rod
Preevacuation concluded
Microscope Operation
Preevacuation
Microscopy
3
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