What is WDR?

Wide Dynamic Range. That can  allow the camera to find the best picture conditions from the common environment to the bright environment. ( ex. Back –lighted or beam from a car flashlight) That can automatically give the necessary light level compensation and avoid exposing the background or making the foreground too dark to differentiate.                       

Applied Places: Plate discrimination system, entrance surveillance in department stores, parking lot management, ATM

Difference between WDR and BLC?

BLC: Camera adjusts the illumination of “ integral frame” according to the setting BLC Window and calculating parameter.

WDR: Camera deals with the illumination according to the mixing the “high illumination frame” and “ low illumination frame” . That restrains high illumination and raise low illumination.