57
GX53
Problem
Cause
Remedy
Page
g) Dust or dirt is visible in the field
of view.
Dirt or dust on lamp.
Clean them completely.
8
Dirt or dust on sample.
Dirt or dust on eyepieces or
objective.
Dirt or dust on dummy
slider or
scale slider.
h) The observed image glares.
The aperture diaphragm is
narrowed down too far.
Adjust it properly.
26
i) The visibility of the observed
image is poor.
· The image is not sharp.
· The contrast is poor.
· Details are poorly visible.
The objective applicable to
UIS2(UIS) series is not used.
Replace with the objective
applicable to UIS2(UIS) series.
62
The lamp housing is not attached
properly.
Push it to the stop position
completely and secure it.
48, 50
The objective is not properly
engaged in the light path.
Set it to the click position of the
revolving nosepiece properly.
20
Dirt or dust on the tip of objective.
Clean them sufficiently.
8
Dirt or dust on sample.
The aperture diaphragm is not
adjusted appropriately.
Narrow down the aperture
diaphragm between 70% and 80%
of the numerical aperture of the
objective.
26
j) The one-sided blur appears in
the observed image.
The lamp housing is not attached
properly.
Push it to the stop position
completely and secure it.
48, 50
The objective is not properly
engaged in the light path.
Set it to the click position of the
revolving nosepiece properly.
20
The stage is not mounted properly. Attach the stage properly.
72
The stage center plate is not
attached properly.
Attach it properly.
72
The sample on the stage is tilted.
Place the sample on the stage
properly.
19
k) During DIC observation, the
interference color appears, but
the color is uneven.
The position of the DIC slider
selection lever is not correct.
Change the position of the DIC
slider selection lever according to
the objective type.
36
The objective applicable to DIC
observation is not used.
Use the objective applicable to DIC
observation.
36
l) The DIC effect is poor.
The sample tilt orientation is
perpendicular to the orientation
with best detection sensitivity.
Rotate the sample so that it is
tilted in the orientation with best
detection sensitivity.
19
The analyzer is rotated to the
improper position.
Rotate the analyzer to the position
with best contrast.
35
The DIC prism is attached in an
inappropriate orientation.
Attach it properly.
36
