Olympus BX51-P Manuale di istruzioni - Pagina 33
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TROUBLESHOOTING GUIDE
Under certain conditions, performance of this unit may be adversely affected by factors other than defects. If problems
occur, please review the following list and take remedial action as needed. If you cannot solve the problem after checking
the entire list, please contact your local Olympus representative for assistance.
Trouble
1. Optical System
a. Bulb is lit, but field of view remains
dark.
b. Vignetting or uneven field of view.
c. The conoscopic image is not visible.
d. Extinction is not obtainable.
Cause
Bertrand lens is engaged.
In the extinction condition.
Test plate is stopped at an intermediate
position.
During orthoscopic observation, the con-
denser top lens is placed in the light path
or stopped at intermediate position.
Condenser top lens is not placed in the
light path.
Bertrand lens is not placed in the light path.
Intermediate attachment for AN360P
(U-OPA) is attached.
The analyzer is not in the light path.
BX51/52-P,BX41-P
Remedy
Remove the Bertrand lens from the light
path.
Remove the analyzer from the light
path.
Set at click-stop position.
Remove top lens completely from the
light path.
Swing in the top lens.
Place Bertrand lens in the light path.
Replace it with the U-CPA if you have
one. If you don't, look into the eyepiece
sleeve to observe the conoscopic im-
age.
Engage the analyzer.
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