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Confidential: FUJIFILM Service Center Use Only
XF56mmF1.2 R Simple Manual
-For Repair Centers without the Lens Repair Training-
2-2. Lens Dust Check
<Settings for Lens dust check>
(1) Prepare a DUST CHART (ZJ01898-100) o
r
DUST CHART2 (ZJ01899-100).
(2) Wiped off dusts of lens surface.
(3) Compared to “DUST CHART”, measure the
sizes of dusts.
(4) Determine pass or fail referring to Figure. 1
and Table 1.
A
D/2
B
D
Figure. 1
[Specification of front lens]
A range(Center) B range(Outside)
0.15mm or less ~
0.1mm or more
Out of spec Less than 2
Less than 0.1mm ~
0.08mm or more
Less than 2
Including range A,
Less than 3.
Less than 0.08mm OK
[Specification of rear side lens]
A/B range
0.2mm or less ~
0.15mm or more
Less than 2.
However, it must not be in a noticeable
position.
Less than 0.15mm ~
0.1mm or more
Less than 3
Less than 0.1mm OK
Table. 1
7