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Pelco Manual C1981M-C (8/02) [ 11 ]
BACK FOCUS ADJUSTMENT
The back focus adjustment is located at the front of the camera and is accessible from either side of
the case.
To adjust the back focus:
1. Loosen the two back focus locking screws (one on each side).
2. Turn the back focus ring:
a. Clockwise - Moves the CCD sensor assembly towards the back of the lens.
b. Counterclockwise - Moves the CCD sensor away from the lens.
3. When the back focus adjustment is satisfactory, tighten the locking screws. Do not over-turn or
force the back focus adjustment ring.
Figure 6. Back Focus Adjustment
BACK FOCUS
ADJUSTMENT
LOCKING SCREW
COUNTERCLOCKWISE
CLOCKWISE
BACK FOCUS
ADJUSTMENT
RING