Olympus CHS - 8 Troubleshooting Guide

8
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TROUBLESHOOTING GUIDE
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If you are unable to obtain full performance from your microscope because of your unfamiliarity, please
consult with tile table below as pointers lor troubleshoot"lng'
"
Troubre
Cause
Remedy
._--
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1.
Optical 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. {po 11)
Condenser
IS not
correctly
mounted AB-insert
the condenser all the
'Nay
on the condenser holder,
without t.lt, (p. 7}
Field ids dlaphragm is not centered.
Center
it correctly.
(p 11)
FIeld iris dl,mhraglTl is stopped down Open it properly. (p 12)
too much.
Dust or
dirt
on
objective, eyepiece,
Clean
ch lens or glass.
condenser or light exit glass on micro
scope base
b) Dust or dirt is visible
in
DU$t on the light exit glass on the
1-
the field of view. croscope base
--
Remove dust or dirt, or clean
the
spe-
DU5t on the condenser top lens
I
cimen.
Diny specimen
Dusr on eyepiece
c) Excessive irnilge contrast
Condenser is lowered too much, Raise the condenser. (p. 71
Apenure iri.s diaphragm is stopped Open the diaphragm. (p.
12)
down excessively.
.-
d} Resollllion problems:
Objective
is
not correctly engaged
in
Slightly
rotate the
nosepiece
until it
• I mage is not sharp.
the light path.
clicks
into posi tion. (p. 11)
•
Insufficient contrast
f----
011'1 on the objective front lens
Clean the objective.
• I
mage details lack
objective
is used Apply immersion oil.
(p.13)
definition.
Irnmersion
I,vithout
immersion oil.
Bubbles in the
immer~ior) oil
Remove bubbles. (p. 13)
Olympus im
ersion oil is fiat u~ed.
Use Olympus immersion oil.
Dirty specimen Clean the specimen, eyepiece
or con-
Dust
On eyepiece or condenser top lens
denser lens.
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.
(p. 11}
Specimen
IS
not correctly placed
on
Replace it on the stage correct 1',1 and
the stage. secure
it with the specimen holder or
stage clips.
(p.9)
-
I)
Image is lillted yellowish. 81LtS 111 ter i~ not engaged.
Engage blue filter.
(p.8)
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