36
Troubleshooting
8
Misuse of this product may adversely affect performance, even if this product is properly
functional. If any of the following problems occurs, be sure to check the following table for
possible causes before requesting service.
If you detect problems that are not listed below or the problem still persists after measures are
taken, turn off the device and contact your nearest Nikon representative.
1
Optical
Dirt or dust in the viewfield.
Causes Corrective Measures
The specimen is dirty if dirt or dust
moves when specimen is moved on
stage.
Clean the specimen.
The tip of the condenser lens is dirty if
dirt or dust goes in and out of view
when the condenser is moved up and
down while using low magnification
objective.
Clean the condenser. (P.44)
Objective is dirty if dirt or dust
disappears when the objective is
switched.
Clean the objective. (P.44)
The field lens unit is dirty if dirt or dust
moves when field lens unit is moved
slightly.
Clean the field lens unit. (P.44)
The eyepiece is dirty if dirt or dust does
not move when the stage, condenser,
objective or field lens unit is moved.
Clean the eyepiece. (P.44)
Condenser position is not correct.
If the microscope is equipped with a
field diaphragm, correct positioning so
that the field diaphragm image is
focused on the specimen surface. (P.14)
If the microscope is not equipped with a
field diaphragm, position the condenser
slightly lower than the upper limit.
Aperture diaphragm is closed too far.
Open properly. (P.15)
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