Olympus bx40 - Page 169

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BI30 D. REPAIR PROCEDURE
ALIGNING THE CROSS HAIRS CENTER OF THE STANDARD EYEPIECE(the right
sleeve optical axis) WITH THE SPECIMEN CENTER (the revolving axis).
Work
Image seen through the standard
eyepiece
(1) Loosen the two screws slightly which
secure the right sleeve. (Use a thin
screwdriver. A thick screwdriver may
damage the outside surface of sleeve.)
Image at first
(2)
Align the cross hairs center of the
standard eyepiece with the specimen
center while observing through the
standard eyepiece. (Change the right
sleeve position by hand.)
The centers are aligned.
(3)
Firmly
tighten
the
screws
which
secure
the
right
sleeve.
(Use
a
thin
screw-
driver.
A
thick
screwdriver
may
damage
the
outside
surface
of
sleeve.)
* In the tube (U-TR30, U-SWTR, etc.)
having the mechanism for right sleeve
rotation
stop,
the
belt
slack
should
be
eliminated by the eccentric pin after
this adjustment. At this time, the
sleeve
may
be
pulled
by
the
belt,
re-
sulting
in
displacement
of
the
optical
axis. When adjusting in such a case,
set the right-side sleeve beforehand to
displaced position from the specimen
center by moving amount.
Image at the end of adjustment