JAA78851-R.3617.A
- L42-2・ AF-S 17-55/2.8G -
Additional page
November. 4. 2004
4th Lens group alignment
Note: This adjustment is required when the 4th lens groups is removed.
(1) Preparation of Lens optical alignment equipment
・
Fix the attachment holder for 4th lens group (J19127L) in the lens equipment for periphery alignment.
How to fix: Move down the holder-moving lever slowly so that the holder touches the stage. Then tighten 4
screws to fix it.
・
Create the center positioning tool (ref. Page42-13 for how to create it).
・
Create cardboards in which "Lens alignment chart" and "Viewers" are fit. (ref. Page 42-15 for how to create
them.)
・
As for AF-S17-55/2.8G, the below equipment for center (left) is NOT used.
Holder-moving lever
Move down slowly.
Holder for 4th lens group (J19127L)
Stage
Screw ×4
Lens alignment
equipment (for periphery)
Lens alignment equipment
(for center)
Monitor
LINE GENERATOR
MEGALIGHT 100
Attachment
holder for 4G
(
J19127L
)
CCD camera
Lens optical alignment equipment for center (left) and periphery (right)
INC