29
BX43
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
specimen before focus 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
