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Installation Guide
How to Adjust the Viewing Angle and Focus
This section describes the procedures in adjusting the viewing angle and focus of the camera.
The camera already comes pre-focused when you take it out the box. In case there is a need to
modify the default focus and viewing angle, do the procedures below to make the necessary
adjustments.
D21F / E21F
1.
Turn the lens knob left or right to adjust the focus.
2.
If necessary, tighten the lever screw to fix its position to avoid moving the lens.
D22F / E22F / E270
Turn the lens knob left or right to adjust the focus.
Lever Screw