16 Lens filter
A filter exclusively made for this unit to protect the lens.
17 FOCUS lever
adjusts the focus. Slide this lever to the right to move the focus bachward. Slide it to the left to move the focus forward.
18 CENTER ADJUSTER control
The center of the viewing area (i.e. the position of the red dot) may not correspond exactly with the center of the monitor when placing objects with different heights. By rotating this control, you can change the angle of the camera lens until the center of the image corresponds with the center of the monitor. For easier positioning, turn on the laser pointer while adjusting the lens angle.
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