84
Phenomena Cause Remedy Page
a) The fields of view of two eyes do
not coincide.
The interpupillary distance is not
adjusted correctly.
Adjust the interpupillary distance
correctly.
32
The diopter of two eyes is not
compensated.
Compensate the diopter correctly.
32
The different eyepiece is used for
right and left eyes.
Use the same eyepiece for right and
left eyes.
9
The user is not used to the parallel
optical axis.
The following measures may help
this problem: Do not look at the
image immediately after looking into
the eyepiece, but look at the whole
field of view or release your eyes from
eyepieces and look afar once, and
then look into the eyepieces.
–
Phenomena Cause Remedy Page
a) The tension of the coarse
focusing knob is too tight.
The tension adjustment ring of the
coarse focusing knob is tightened
too firmly.
Loosen the tension adjustment
ring so that the tension of the
coarse focusing knob becomes the
appropriate tightness.
24
The stage is raised while the pre-
focusing lever is locked.
Unlock the pre-focusing lever.
25
b) The stage descends on its own
weight.
Or the sample is defocused due
to the slip of the coarse focusing
knob.
The tension adjustment ring of the
coarse focusing knob is loosened
too much.
Tighten the tension adjustment
ring so that the tension of the
coarse focusing knob becomes the
appropriate tightness.
24
c) The sample is defocused.
(The stage does not rise.)
The height of the stage is adjusted
too low.
Raise the stage or the raise the stage
holder mounting position.
24, 97, 98
The pre-focusing lever is locked
at the position where the stage is
placed low.
Unlock the pre-focusing lever, bring
the sample into focus with the coarse
focusing knob and lock the pre-
focusing lever again.
24, 25
5-3 Coarse/fine focusing
5-4 Observation tube
Phenomena
Cause Remedy Page
Number of beeps CB
LIM /
HS MIX
k) The stored brightness (LIM function) cannot be restored to the factory default setting.
None
/
– –
The time for pressing the LIM switch and the SET switch on
the front of the microscope frame is short. (5 sec. or less)
Set the main switch to (ON) while pressing the LIM switch and
the SET switch, and wait 5 seconds while pressing the LIM
switch and the SET switch.
16, 30
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