Dahua IPC-HFW2431T-ZS-S2, Operation Manual

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Icon Function Description
Crowd Map
Click the icon and select the Enable
checkbox. The Crowd Map page is
displayed. For details, see "5.9 Setting
Crowd Map".
4.2.4.2 Zoom and Focus
You can adjust focal length to zoom in or out video image and the image clarity.
The focus would adjust automatically after zooming in or out.
Figure 4-5 Zoom and focus
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 larger the value is, the more the image would 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 larger the value is, the more the adjustment in one click.
2. Click or hold + or – button, or drag the slider to adjust focus.
Operation Manual
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