TBK vision TBK-NVR2300 Series, User Manual, Page: 123 / 189

TBK-NVR2300 Network Video Recorder User Manual V2
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Defocus Detection
Purpose
Image blur caused by lens defocus can be detected.
Go to System > Event > Smart Event .
Click Defocus .
Check Enable Defocus Detection .
Optionally, check Save VCA Picture to save the captured defocus detection pictures.
Drag the Sensitivity slider to set the detection sensitivity. Sensitivity range: [1-100]. The higher the
value, the more easily the defocus image will be detected.
Set the arming schedule. Refer to Chapter 11.1 Configure Arming Schedule.
Set the linkage actions. Refer to Chapter 11.2 Configure Alarm Linkage Actions.
Click Apply .
D efocus Detection
Select a c amera to configure.