5
Troubleshooting
50
IC Inspection Microscope ECLIPSE L200ND / L200N Instructions
Trouble
Causes
Countermeasures
Eyepiece diopter not adjusted.
Adjust the diopter.
(See “3.4 Diopter adjustment”.)
Objective hits the sample
when switched from low to
high magnification.
Sample is out-focused by
objective switching.
Eyepieces not mounted correctly.
Mount them correctly (match
the positioning pin and the
groove.)
(See “4.8 Attaching the
eyepieces”.)
No smooth switching of the
objectives.
Objectives attached only to the one
side of the revolving nosepiece.
Turn the nosepiece for several
times with the nosepiece
rotation buttons.
(See “4.7.2 If the objectives are
out of the optical path when
they are switched”.)
Sample does not move
smooth.
Sample holder not fixed on the
stage correctly.
Fix the sample holder correctly.
(See “4.5 Attaching the stage
and the holder”.)
Interpupillary adjustment not
correctly adjusted.
Adjust the interpupillary
distance.
(See “3.5 Interpupillary
distance adjustment”.)
Viewfields do not merge
into one when observed
with both eyes.
Eyepiece diopter not adjusted.
Adjust the diopter.
(See “3.4 Diopter adjustment”.)
Interpupillary adjustment not
correctly adjusted.
Adjust the interpupillary
distance.
(See “3.5 Interpupillary
distance adjustment”.)
Eyepiece diopter not adjusted.
Adjust the diopter.
(See “3.4 Diopter adjustment”.)
Eye fatigue.
Improper brightness.
Adjust the brightness with the
brightness control dial, or by
placing ND filters in the optical
path.
(See “1.2 Names of the
operational parts” and “3.1
Filters”.)
Heavy coarse focus knobs.
Coarse torque adjustment ring
tightened too much.
Adjust the torque.
(See “3.2.2 Adjusting the
torque of the coarse focus
knobs”.)
Stage falls down by its own
weight and the image
becomes out of focus.
Coarse torque adjustment ring is
too loose.
Adjust the torque.
(See “3.2.2 Adjusting the
torque of the coarse focus
knobs”.)
Содержание ECLIPSE L200ND / ECLIPSE L200N
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