Olympus CH10 Посібник з ремонту - Сторінка 28
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CH10/CH20
2-3 Left / right optical axis adjustment, parfocality adjustment
CUKK3X6SA
Left / right
optical axis
adjustment
0 position
D. REPAIR PROCEDURE
c
Parfocality adjustment
Set the interpupillary distance at 62 mm.
ž Loosen two screws (CUKK3X6SA)
securing temporarily the MIRROR
ASS'Y•.
ž Move the MIRROR ASS'Y • back
and forth and horizontally so that the
left/right optical axis and the absolute
optical axis can meet the standards.
move outwards
Standard
move inwards
(The use of two standard eyepieces
will make you perform the work
promptly.)
ž Set the standard eyepiece (KN0048;
with adapter-1) and the focusing
telescope (FT-36), and focus on the
specimen in the standard objective
(KN0016). At this time, check that
the parfocality meets the standard.
ž If it is out of standard, adjust it by
moving the MIRROR ASS'Y • in
rotating direction based on the C point
as a center.
Standard
ž (In optical design, the parfocality can be
obtained when the optical axis was
adjusted.)
ž If it does not meet the above standard,
return to the first step and readjust the
optical axis.
ž Remove the R-sleeve and the L-sleeve.
ž Attach the COVER ‚.
ž Attach the R-sleeve and the L-sleeve.
ž Confirm the left/right optical axis again.
ž When it is out of standard, adjust the
position of the sleeve.
Deciding the position of division plate
ž Set the interpupillary distance at 62
mm.
ž Read the tube length in the right
sleeve with helicoid scale of KN0048,
and move the standard eyepiece to the
left sleeve in that condition. When the
focus is obtained in the left sleeve,
stick the DIVISION PLATE „ (refer
to left figure) so that its mark is
adjusted to 0 position of the left
D-4
0.3 mm or less in
left / right
inward direction
optical axis
0.15 mm or less in
vertical direction
absolute
0.3 mm or less.
optical axis
±5 graduations at 62 mm of
interpupillary distance