Olympus CKX31 - D. REPAIR PROCEDURE; 1. Overview of optical adjustment

1. Overview of optical adjustment
Adjustment (A)
Adjustment (B)
Adjustment (C)
Adjustment (A) : Loosen the screws(*4) and adjust the revolving axis by moving the right sleeve.
 Screw: CUK3X6SB 2pcs. (*4)
Adjustment (B ) : Loosen the screws(*5) and adjust the left /right optical axis by moving the left
sleeve. (the right sleeve is taken as a standard)
Adjustment ( C) : Loosen the screws(*6) and adjust the absolute optical axis in the right sleeve
Screw: CUK3X6SB 2pcs. (*5)
by moving the binocular unit attached to the BI tube.
Screw: CUK3X6SA 4pcs. , Washer: KNW3SA 4pcs. (*6)
*2
*4
(1 ) Optical axis (CKX31)
(2) Parfocality <CKX31>
Adjust the parfocality by inserting washer under
the lens frame-1.
Washer
(selection)
Lens frame-1
(Check the parfocality in the left sleeve.)
After checking it in the left sleeve, turn the
helioid to focus on the specimen in KN0041,
then loosen the screws(*1) ,only move the
diopter ring and fix it at the position where
moving range from focusing point is equal in
scewing -in /out directions.
*1
5
0
6
0
7
0
7
5
1) After removing the stage, peel off the seals and remove
*1
Screws: 3PUTB2X4SA 1pc. (*1), CUKSK3X8SA 4pcs.(*2)
seal
Cover-R
Cover-L
BI tube
the screws (*1,*2).
2) Separate the cover-L and cover-R.
<Fig.1>
*3
<Fig.1>
*When removing the BI tube, adjust the absolute optical axis by changing a
mounting position of BI tube.
<Fig.1>
Scerw : AB3X14SA ,Washer:BNW3SA 4pcs(*3)
*5
*6
D-1
CKX31/CKX41  D. REPAIR PROCEDURE
Diopter ring (A)
Note: When using the screw(*2) for fixing eyepiece;
mount the diopter ring with (A) and (B) screw
hole positions aligned without the above
adjustment.
*2
<Right sleeve>
Helicoid ass’y (B)
(Positions of
screw holes)