Nikon eclipse e100 Instructions Manual page 40

Mechanical Problems
Image cannot be focused
with high-power
objectives.
High-power objective
contacts slide when
changed over from low
power.
Difference in focal point
too large when switching
from one objective to
another.
Specimen image jumps
when specimen is moved
by the stage.
Binocular images not
integrated.
Excessive eye fatigue.
38
Troubles
Slide upside down.
Cover glass too thick.
Slide upside down.
Cover glass too thick.
Diopter not adjusted correctly.
Objectives being loose.
Note:
Diopter not adjusted correctly.
Objectives being loose.
Specimen holder not securely
fastened to the stage.
Interpupillary distance not
adjusted correctly.
Diopter not adjusted correctly.
Interpupillary distance not
adjusted correctly.
Diopter not adjusted correctly.
Inadequate brightness or
illumination.
Causes
Turn over the slide so that the
cover glass faces up.
Use a cover glass of the
specified thickness (0.17 mm).
Turn over the slide so that the
cover glass faces up.
Use a cover glass of the
specified thickness (0.17 mm).
Adjust. (P. 18)
Screw onto the revolving
nosepiece securely.
Do not switch the objective directly to 60x (or 100x)
from 4x.
Always focus on the specimen with 10X objective
before switching to high magnification objectives.
Adjust. (P. 18)
Screw onto the revolving
nosepiece securely.
Fasten securely. (P. 29)
Adjust. (P. 14)
Adjust. (P. 18)
Adjust. (P. 14)
Adjust. (P. 18)
Adjust brightness using the
control dial. (P. 14)
Corrective Measures