Olympus CH20 Reparatur-Handbuch - Seite 23
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CH10/CH20
5. Condenser
No.
Parts name
•
STOPPER
‚
DOVETAIL
ƒ
DOVETAIL
„
KNOB
...
PINION
SPRING
†
LOWER
FRAME
‡
SPRING
ˆ
ROTARY RING
‰
DIAPHRAGM
BLADE (6 pcs.)
±
UPPER
1 0
FRAME
±
LENS
1 1
±
LENS
1 2
±
LENS FRAME
1 3
C. DISASSEMBLY AND ASSEMBLY PROCEDURES
Screw
Grease
AB3X8SA
0T2008
(*1) 2 pcs.
AB3X8SA
0T2008
(*2) 2 pcs.
0T2008
0T2008
CUTB3X6SA
(*3) 3 pcs.
0T2008
AHU3X4SA
(*4)
118°
Attach the lower frame (AD1994) at the position in
which the left end of minimum groove (width;
92.5°) in the rotary ring comes in contact with the
boss on the lower frame.
Adhesive
Apply grease on the dovetail.
Apply grease on the dovetail.
Mount the lens frame
so that the dovetail
Apply grease on the shaft sliding surface.
Apply grease on the spring sliding surface.
See Figure-A.
Apply a small amount of grease on the upper
frame boss sliding surface.
Assemble the lens with the convex side
downwards.
Clean the lens using alcohol.
0T1873
Assemble the lens with the convex side
downwards.
Clean the lens using alcohol.
Apply adhesive between the lens frame and
lens groove.
0T1338
Apply adhesive on the screw (AHU3X4SA)
after setting the stage height (-0.1 - 0.15 mm
from stage surface to condenser's top end).
C-13
118°
92.5°
Figure-A (Showing the assembly of
lower frame and rotary ring)
Remarks
±
and tighten the screws (*2)
1 3
ƒ is attached without play.