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Olympus CHD にも： 取扱説明書 (16 ページ)

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TROUBLE SHOOTING
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If you are unable to obtain full performance from your microscope because of your unfamiliarity with the
microscope, please consult with the table below as pointers for troubleshooting'
Trouble
Clluse
Remedy
.-
-
1. Optica'i
system
a) Field of view is cut off, or
Nosepiece is not clicked into place.
Slightly rotate the nosepiece until it
illuminated irregularly.
clicks into position. (p.8)
Condenser is not correctly mounted
Re-insert the condenser all the way.
on the ring mount_
(p.5)
Mirror is not properly adjusted.
Adjust the mirror correctly. (p.7)
Use the concave side.
b) Dust or dirt is visible in
Dust or dirt on the mirror surface.
the field of view.
Dust on the condenser top lens.
----
Remove dust or dirt.
Dirty specimen.
Dust on eyepiece.
c) Excessive image contrast.
Condenser is lowered too much.
Raise the condenser.
Aperture iris diaphragm is stopped
Open the diaphragm. (p. 8)
down too much.
d) Resolution problems:
Objective is not correctly engaged in
Slightly rotate the nosepiece until it
• Image is not sharp.
the light path.
clicks into position. (p. 8)
• Insufficient contrast.
Dirt on the objective front lens.
Clean the objective.
• Image details lack
_.
definition.
Immersion objective is used without
Apply immersion oil. (p. 10)
immersion oil.
Bubbles in the immersion oil.
Remove bubbles. (P. 10)
Olympus immersion oil is not used.
Use Olympus immersion oil.
Dirty specimen.
Dust on eyepiece or condenser top lens.
Clean.
e) Field of view is partially
Objective is not correctly positioned in
Slightly rotate the nosepiece until it
out of focus.
the light path.
clicks into position.
Specimen is not correctly placed on
Place the specimen on the stage and
the stage.
secure it with the specimen holder or
stage clips.
f)
Image is tinted yellowish.
Incandescent light
is used without
Use blue filter. (p.7)
blue filter.
g) Image is tinted bluish.
Blue filter is used with natural light
Disengage blue filter. (p.7)
or fluorescent light.
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