1.11
Low magnifications (LM)
•
Select LM mode with softkey M/LM in the main menu.
•
Retract slit aperture.
– The field of view might be limited by the objective lens aperture.
•
Retract objective lens aperture and condenser aperture.
•
Select magnification between 80x and 2000x with button
MAGNIFICATION
∇ ∆
in the field IMAGE.
•
Adjust brightness with buttons ILL APERTURE
∇ ∆
in the field
BRIGHTNESS.
•
Store desired specimen positions in the GON menu.
•
Insert objective lens aperture and center it to the index point before
switching to magnification range M (Specimen protection).
1.12
Medium and high magnifications
•
Insert objective lens aperture (if not done yet after finishing LM).
•
Insert condenser aperture (400
µ
m or AIS).
•
Select M mode with softkey LM/M in the main menu.
•
Select magnification between 3.150x and 500.000x with buttons
MAGNIFICATION
∇ ∆
.
•
Retract condenser aperture for magnifications below 4.000x.
•
Adjust brightness with the buttons ILL APERTURE
∇ ∆
in the field
BRIGTHNESS.
•
Insert slit aperture and adjust the desired slit width.
1.13
Focusing the specimen
•
Adjust binocular to your eye sight and focus it on the index point of the
small screen.
•
Move specimen detail to index point.
•
Switch on focus AID and push CALIBRATE in the field FOCUS.
Low magnifications (LM)
Microscope Operation
LEO 912 OMEGA
11
