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