Problem Lamp Cause Remedy Page
Coarse adjustment will not go all
the way up.
Common Pre-focusing lever is locked at a
low position.
Unlock pre-focusing lever.
17
Coarse adjustment will not go all
the way down.
Common Condenser holder is too low. Raise condenser holder.
36
Objective makes contact with
sp eci men before foc us is
obtained.
Common Specimen is mounted upside
down.
Mount specimen correctly.
18
Field of view of one eye does not
match that of the other.
Common
Interpupillary distance is incorrect.
Adjust interpupillary distance. 11
Common Diopter adjustment is incorrect. Adjust diopter. 21
Common Different eyepieces are used on
left and right.
Change one eyepiece to match
the other so that both sides are
the same type.
32
Common Your view is not accustomed to
microscope observation.
Upon looking into eyepieces,
try looking at overall field before
concentrating on specimen ran-
ge. You may also find it helpful
to look up and into distance for
a moment before looking back
into microscope.
21
Image shifts when you touch
stage.
Common Stage is not properly mounted. Clamp stage.
18
X- and Y-axis knobs are too tight
or too loose.
Common Tension of X- and Y-axis knobs is
too high or too low.
Adjust tension.
19
Stroke has reduced. Common Stage guide is deviated. Correct deviation as described. 19
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