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.

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Fujitsu CG-311 SERIES instruction manual
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