FujiFilm FUJINON GF250mmF4 R LM OIS WR Owner's Manual page 18

Removing the Tripod Collar
Align the marks on the lock knob and col-
lar ( A ). Pull the knob ( B ) and lift the col-
lar ( C ) as shown.
R To reattach the collar, position the collar in the channel
and securely tighten the lock knob.
EN-8
Lock knob
ENGLISH
The Focus Control Buttons,
Focus Selector, and Focus Preset Button
AF-LOCK (Focus Lock)
1
Slide the focus selector (b) to AF-L.
2 Press any of the focus control buttons (a) to
lock focus at the current position.
R Focus can also be locked using camera controls.
Autofocus (AF-ON)
1
Slide the focus selector (b) to AF.
2 The focus control buttons (a) will now
perform the same function as the camera
AF-ON button.
(a)
(b)
(c)