Olympus X-Tr Manuel de réparation - Page 15
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centers of concentric circles and
cross hairs.
5-2) Coincide image of 40X and 6.3X to that
of 16X.
a. If image moves over a long distance
at different magnifications (dis-
tance more than 0.8mm in image
plane), swing prism P2 to the right
or left, until images of 40X and
6.3X are coincided on vertical
center line of 16X.
a-1. In case image of 40X moves to the
right, and image of 6.3X to the
left.
a-2. In case image of 40X moves to the
left, and image of 6.3X to the
right.
b. Adjustment of vertical and horizon-
tal image positions at 40X and 6.3X.
Coincide optical axes of 40X and
6.3X to that of 16X by movement of
40X drum lens and B lens.
*
Image movement by adjustment of
drum lens:
b-1. Image movement by adjustment of drum
lens 40X.
Move lens frame of 40X drum lens by
prying it with screwdriver tip in a
range as screw clearance allows.
b-2. North-south movement of optical
axis.
b-3. East-west movement of optical axis.
- 13 -
5-2) a.
"
"
' "
~
P2
(
~
'
'
a-1.
16X
6.3X
X
a-2.
16X
m
!il
40X
X
---
Put tin foils at
the side of prism
P2 and rotate two
screws alternately
to swing prism to
the right or left
as desired.
B-=
Swing
prism P2
in arrows'
directions.
40X
6.3X
Swing
prism P2
in arrows'
directions.
X
X
5-2)
b.
B lens AA4889 is positioned beneath
inclined prism.
b-1.
--