Nikon One-Touch Zoom 90s One-Touch Zoom 90s AF Quartz Date - Page 40

FCA54001-R.3567.A
- A17 • One Touch Zoom 90s AF -
5. Perform adjustment.
1) Turn the spindle of the micro mount and set to “0µm”.
2) Set the lens barrel to the T end.
3) Carry out release to set “valve” and turn the front lens group to be in focus.5 ．
4) Set the lens barrel to the W end.
5) Under the bulb open condition, turn the spindle of the micro mount to be in focus.
6) Repeat 2) ～ 5) till the T end and W end are in focus.
7) Turn and shift the rear lens group by the value of the micro mount adjusted at the W end.
8) Turn the spindle of the micro mount to set to “0µm”.
9) Make sure that focus is correct at the W end under the valve open condition.
10) After adjustment, apply adhesive to the front and rear lens groups to 󲥬x them.
Adhesive: 1401B
Adhesive: 1401B
1 turn of the rear lens group is equivalent
to 500µm.
Turn it counterclockwise for negative value.
Turn it clockwise for positive value.