Problem Cause Remedy Page
Visibility is poor.
· Image is not sharp.
· Contrast is poor.
· Details are indistinct.
· Image glares.
Recommended immersion oil is not
used.
Use the provided immersion oil.
32
Dirt/dust on specimen. Clean it.
4
Dirt/dust on condenser.
Inappropriate object side or cover
glass thickness.
Replace with glass of recommended
thickness.
22
One side of image is blurred. Revolving nosepiece is not correctly
mounted.
Push slide dovetail all the way until it
is stopped.
42
Stage is not correctly mounted. Re-attach it.
39-42
Objective is not correctly engaged in
light path.
Make sure that revolving nosepiece
clicks into place correctly.
–
Specimen is not correctly mounted
on stage.
Place specimen correctly on top of
stage and secure it with slide holder.
22,25
Image appears to waver. Revolving nosepiece is not correctly
mounted.
Push slide dovetail all the way until it
is stopped.
44
Objective is not correctly engaged in
light path.
Make sure that revolving nosepiece
clicks into place correctly.
–
Condenser is not properly centered. Center the condenser.
30
Field of view becomes only slightly
brighter when the brightness setting
is increased.
Condenser is not properly centered. Center the condenser.
30
Condenser is lowered too far. Adjust the condenser height position.
30
Objective lowers too much and dest-
roys specimen.
Stage adapter is not installed properly. Re-attach stage adapter.
43
Objective makes contact with speci-
men before focus is obtained.
Specimen is mounted upside down. Mount specimen correctly.
–
Field of view of one eye does not
match that of the other.
Interpupillary distance is incorrect. Adjust interpupillary distance.
27
Incorrect diopter adjustment. Adjust diopter.
27
Different eyepieces are used on left
and right.
Change one eyepiece to match the
other so that both sides are the same
type.
–
Your view is not accustomed to
microscope observation.
Upon looking into eyepieces, try
looking at overall field before concen-
trating on specimen range. You may
also find it helpful to look up and into
distance for a moment before looking
back into microscope.
–
Image shifts when you touch stage. Stage is not properly mounted. Clamp stage.
–
Specimen stops midway on the X-axis
traverse.
Specimen is not correctly positioned. Place specimen correctly.
22
X-axis and/or Y-axis knobs are too tight
or too loose.
X-axis and/or Y-axis adjustment knobs
are set at a position where tension is
too high or too low.
Adjust tension.
24,26
Stroke is decreased. Stage guide is deviated. Correct deviation as instructed on
page 24.
24
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