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16 C2462M-E (3/09)
FOCUS ADJUSTMENT
NOTE: You will need a miniature Phillips or flat-tip screwdriver to loosen and tighten the locking screw.
To adjust the focus:
1. Loosen the focus locking screw.
2. Position the inverted dome approximately 0.125 inch (3.175 mm) from the front of the lens. Make
sure that the len
s and the dome are centered (refer to Figure 11).
3. Turn the focus locking screw clockwise or counterclockwise to adjust the focus.
Figure 11. Adjusting the Focus
4. When the optimal focus is reached, tighten the focus locking screw.
FOCUS
CENTER BUBBLE
WITH LENS
0.125 INCH (3.175 mm)