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5
LENS ADJUSTMENT (For Vari-Focal Lens only)
Zoom and focus adjustments
After the camera is installed, the zoom and focus
of the lens must to be adjusted.
1. Loosen the zoom ring knob, and turn
the ring towards <W> or <T> if necessary.
W side (Zoom out)
The viewing range will be wider and the target is smaller.
T side (Zoom in)
The viewing range will be smaller and the target is larger.
2. Loosen the focus ring knob, and turn the ring towards <F> or <N> if necessary.
Repeat steps 1 and 2 till the best image had been obtained. When lens setting is completed,
please tighten the zoom ring and focus ring knobs.