HIKVISION DS-2TD2608-2/QA/FP

6.2.9 DNR
Digital Noise Reducon is used to reduce the image noise and improve the image quality. Normal
and Expert modes are selectable.
Normal
Set the DNR level to control the noise
reducon degree. The higher level means stronger
reducon degree.
Expert
Set the DNR level for both space DNR and me DNR to control the noise reducon degree. The
higher level means stronger reducon degree.
Figure 6-4 DNR
6.2.10 Defog
You can enable the defog funcon when the environment is foggy and the image is misty. It
enhances the subtle details so that the image appears clearer.
Thermal Opcal Bi-spectrum Network Camera User Manual
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