Fujitsu CG-311 Series Instruction Manual page 11

1. Fixed Focus Lens
¶ Mount the lens firmly on the camera.
¶ Set the lens focus ring to the infinity ( )
position.
¶ Set the camera to view an object 30 feet
(10 m) or more.
¶ Make sure the lens iris is wide open.
¶ Loosen the back focus lock screw at the
side of the camera using a 1.5 mm ALLEN
WRENCH (turn it counterclockwise). See
Fig.1 for location.
¶ After checking that the lens focus ring is
in the " " position, turn the Lens Mount
to the point where the sharpest image is
seen on the monitor screen and tighten
the back focus locking screw clockwise.
2. Zoom lens
¶ With the camera in operation, view an
object at least 70 feet (25 m) away.
¶ Make sure the lens iris is wide open.
¶ Set LENS FOCUS to FAR position.
¶ Adjust lens ZOOM to WIDE angle. (Wide
field of view)
¶ Loosen the back focus lock screw at the
side of the camera using a 1.5 mm ALLEN
WRENCH.
Turn the lens mount to obtain the sharp-
est image on the monitor.
Then tighten the back focus locking
screw clockwise. (See Fig.1 for location.)
¶ Move lens ZOOM to TELEPHOTO. (Small-
est field of view)
¶ Adjust LENS FOCUS (by the controller)
for best picture.
En-9