Nikon ECLIPSE E200 POL Instructions Manual page 49

Mechanical Problems
2
Troubles
Image cannot be focused
with high-power objectives.
Troubles
High-power objective
contacts slide when changed
over from low power.
Troubles
Difference in focal point too
large when switching from
one objective to another.
Troubles
Binocular images not
integrated.
Troubles
Excessive eye fatigue.
VIII Troubleshooting Tables
2 Mechanical Problems
Causes
Slide upside down.
Cover glass too thick.
Causes
Slide upside down.
Cover glass too thick.
Diopter not adjusted correctly.
Loose objective.
Note: Do not turn the nosepiece directly from 4x to 100x. Be
sure to focus correctly on the specimen with 10x
objective before switching to higher magnification.
Causes
Diopter not adjusted correctly.
Loose objective.
Causes
Interpupillary distance not
adjusted correctly.
Diopter not adjusted correctly.
Causes
Interpupillary distance not
adjusted correctly.
Diopter not adjusted correctly.
Inadequate brightness or
illumination.
47
Corrective Measures
Turn over the slide so that the
cover glass faces up.
Use a cover glass of the
specified thickness (0.17 mm).
Corrective Measures
Turn over the slide so that the
cover glass faces up.
Use a cover glass of the
specified thickness (0.17 mm).
Adjust. (P. 19)
Screw in till the limit.
Corrective Measures
Adjust. (P. 19)
Screw in till the limit.
Corrective Measures
Adjust. (P. 14)
Adjust. (P. 19)
Corrective Measures
Adjust. (P. 14)
Adjust. (P. 19)
Adjust brightness using the
control dial. (P. 14)
VIII