Olympus CHB Gebrauchsanweisung - Seite 7
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IV. IDENTIFICATION AND FUNCTION OF VARIOUS COMPONENTS
Interpupillary distance scale
Mechanical tube length
adjustment ring
Rotate the ring to match your
interpupillary distance setting ob-
tained from the scale. and make
diopter adjustment.
Specimen holder
Low drive coaxial stage
con~
trois
Rheostat trimmer screw
Main switch
....<O'!'!..............
Observation
tube clamping
screw
Loosen the clamping screw slightly
to rotate the observation tube as
desired.
Tension adjustment ring
Coarse adjustment knob
Fine adjustment knob
Graduated in increments of 2.5J.L•
....
Sliding control lever
For continuously variable light
intensitY.
After switching on,
if
necessary.
rotate this screw with a coin until
the bulb is dimly lit, with the
sliding control switch at minimum
voltage position.
Fuse holder
5
Grounding terminal
Line voltage selector switch
(For CHA) Set the switch to con-
form with the local mains voltage.