SAL135F18Z - Sony Digital Camera Service Manual (repair manual). Page 22

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HELP
SAL135F18Z (Sonnar 1.8/135 ZA) (Sonnar T
*
 135mm F1.8 ZA)
HELP10
Adhesive bond (B-10): J-6082-612-A
Special driver:
J-6082-654-A
Note:
Before installing the preset ring, adjust the flange back adjustment.
Depending on the “(amount of FB adjustment washers) + 0.1mm” used in the flange back adjustment, select the thickness of
preset ring to be built in the lens from the table below.
Three types of preset ring are provided.
Name
Part Code
Height of lever (L)
Preset Ring A
2-898-007-01
9.24 
±0.05
Preset Ring B
2-898-007-11
9.49 
±0.05
Preset Ring C
2-898-007-21
9.74 
±0.05
(Amount of FB adjustment washer) + 0.1
Preset ring to be used
0.1
A
0.2
A
0.3
A or B
0.4
B
0.5
B
0.6
C
0.7
C
0.8
C
1.
Measure the thickness of FB adjustment washers used in the flange back adjustment with micrometer or caliper. Depending on the
measured thickness, select the preset ring from the table.
2.
Aligning four cut portions of preset ring with the bosses of rear ring assy at four locations, install the preset ring.
Note:
After installing the preset ring, confirm that the preset ring moves smoothly.
±0.05
Rear Ring Assy
Bosses
Cut Portion
Cut Portion
Cut Portion
Cut Portion
Preset Ring
Bosses
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