1St Lens Group Alignment - Nikon ED 17-55mm f/2.8G IF Repair Manual

1ST LENS GROUP ALIGNMENT

Criteria
①
OK
Optical axis
G1 lens
Moving direction
Adhesive:Screw lock
#63×3
1. Position the 4th lens group with J11305. (ref. Page L37)
2. Fix the aperture lever so as to become full aperture.
3. Set the zoom ring to TELE side, and the focus ring to "∞".
4. Set the lens to the point tester.
5. Check the optical axis. If it is the case other than Fig.1
① , loosen 3 screws (#63) and adjust G1 lens as shown in
Fig.2.
6. If it becomes like ① , fix G1 lens with 3 screws (#63).
② ③
NG NG
Fig.1
Fig.2
- L42・AF-S DX17-55/2.8G -
INC
JAA78851-R.3617.A
Point tester