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The lens flange is adjusted when the lens fails to be focused at both the telephoto and wide-angle positions
because it has been mounted for the first time or because it has been replaced.
1
Loosen the flange back locking knob.
2
Set the lens iris selector switch (IRIS) to
“M.”
3
Turn the iris ring and set the iris to the
fully open position.
4
Shoot a well-contrasted subject such
as a window or utility pole at least 10
meters away.
5
Set the power/manual zoom selector
switch to “M.”
6
Turn the zoom ring and set the zoom to
the maximum telephoto position (zoom
in).
7
Turn the focus ring and bring the
subject into focus.
When the subject is too bright and it is hard to
verify whether it is in focus: Set the electronic
shutter to ON. (If necessary, change the shutter
speed as well.)
8
Turn the zoom ring and set the zoom to
the maximum wide-angle position
(zoom out).
9
Turn the flange back adjustment ring
and bring the subject into focus.
10
Repeat steps
5
to
9
until the subject is
brought into focus at both the telephoto
If the subject is out of focus, use the focus ring to
focus, then zoom out, and use the flange back
adjustment ring to bring the subject into focus.
11
Upon completion of the adjustments,
tighten up the flange back locking knob
to prevent the flange back adjusting
ring from moving out of position.
This adjustment need be done only once provided that the lens is not replaced.
Also refer to the operating instructions accompanying the lens you have purchased.
ZOOM
M
S
Approx. 10 meters
Focus ring
Zoom ring
Iris ring
Flange back
locking knob
Lens iris selector
switch
Flange back
adjustment
ring
Power/manual zoom selector
switch (on the bottom panel)
4
1•11
3
6•8
7
2
9
5
$
Adjusting the lens flange