4Th Lens Group - Nikon ED 17-55mm f/2.8G IF Repair Manual

4TH LENS GROUP

【Adjust clearance between G10 lens and G11 lens】
Fig.1
Changed page
×２
・Turn the zoom ring to WIDE-end, and set the lens on the
measurement stand.
・Measure the clearance between R2 surface of G10 lens and the
4th lens group
mounted surface of the 4th lens group with digital micrometer.
(as shown left A)
・Calculate the following in millimeter.
5.27 - ( A - 1.95 ) = Size of washer (#47)
1.95mm
・Put the washer (#47) just under the 4th lens group.
G11 lens
Mounted surface of 4th lens group
A
Caution:
According to the result of the projection resolution test,
select the washer (#47) from 1K103-087 to 1K103-095, and
make adjustment.
G10 lens
#71×3
4th lens group
#47
- L37・AF-S DX17-55/2.8G -
（Revision）
TELE
（Addition）
J11305
・Assemble the 4th lens group and washer (#47)
temporarily with 3 screws (#71). (ref. Fig.1)
・Insert the "wrench for 4G AF-S 17-55DX" (J11305)
to position the 4th lens group, then fix with 3 screws
(#71). (ref. Fig.2)
INC
JAA78851-R.3617.A
Fig.2
June. 15. 2006