IMAGING SYSTEM

An imaging system for a driver monitoring system, comprising: a mirror element; a camera comprising an imaging sensor, the camera being provided at a back side of the mirror element; and a control unit; wherein the control unit is configured to switch the mirror element from a reflective mode to a transmissive mode when the camera starts to scan a row of pixels of the imaging sensor, and switch the display from the transmissive mode to the reflective mode when the camera moves to a next row of pixels.