JAA78851-R.3617.A
- L42-9・ AF-S 17-55/2.8G -
Additional page
November. 4. 2004
(3) 4th lens group alignment (periphery alignment)
①
Mount the (self-made) center positioning tool on the lens alignment equipment (for periphery) with the
groove positioned slightly toward the counterclockwise direction from the below 12 o’clock position. Then
turn the tool clockwise all the way to the right, and move the lever to the left to fix it.
Groove for release pin
Center positioning tool
Fixing lever
Lens alignment equipment
(for periphery)
②
Unlock the holder-moving lever, and move the holder down slowly by the lever.
Holder-moving lever
Unlock.
Move down slowly.
③
Adjust the holder's position by rotating the micrometers for X-axis or Y-axis so that the holder does not touch
the protection ring of the center positioning tool.
Note) Without this alignment, the 4th lens may be damaged by the holder.
④
Move the fixing lever of the alignment equipment to the right, and remove the center positioning tool from
the equipment.
Micrometer for X-axis
Micrometer for Y-axis
12 o'clock
position
INC