Dnr - HIKVISION DS-2TD2637T-7/P User Manual

Thermal Optical Bi-spectrum Network Camera User Manual

5.2.9 DNR

Digital Noise Reduction 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 reduction degree. The higher level means stronger
reduction degree.
Expert
Set the DNR level for both space DNR and time DNR to control the noise reduction degree. The
higher level means stronger reduction degree.
Figure 5-3 White Balance
Figure 5-4 DNR
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