Table 4-4 Description of zoom and focus
Parameter
Description
Zoom
Changes the focal length of the camera to zoom in or out the image.
1. Set the
Speed
value. The
Speed
is the adjustment range in one
click. The greater the value is, the more the image will zoom
in or out in one click.
2. Click or hold
+
or
–
button, or drag the slider to adjust zoom.
Focus
Adjusts the optical back focal length to make the image clearer.
1. Set the
Speed
value. The
Speed
is the adjustment range in one
click. The greater the value is, the more the adjustment in
one click.
2. Click or hold
+
or
–
button, or drag the slider to adjust focus.
Auto Focus
Adjusts image clarity automatically.
Do not make any other operations during auto focus process.
Restore All
Restores focus to the default value and corrects any errors.
You can restore the focus if the image has poor clarity or has been
zoomed in too frequently.
Regional Focus
Focus on the subject of a selected area.
Click
Regional Focus
, and then select an area in the image, the
camera will auto focus in that area.
Refresh
Acquires the latest zoom settings of the device.
4.2.4.3
Fisheye
You can select the installation mode, display mode and VR mode of fisheye devices as needed. For details,
see Table 4-5.
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