... field optics double frequency WDR(wide dynamic range), 3D/2D NR, digital slow shutter, smart IR, digital demist process, multi ... field optics double frequency WDR(wide dynamic range), 3D/2D NR, digital slow shutter, smart IR, digital demist process, multi ... WDR adjustment compensation .Low LUX environment detection, adaptive, 3D/2D NR (HDNR) and DSS(digital slow shutter) .Night IR detection, auto ...