Illumination Device for a Motor Vehicle for Increasing the Perceptibility of an Obstacle

This disclosure relates to an illumination device for a motor vehicle. The illumination device provides a first light beam bundle with a first light distribution for illuminating an environment of the motor vehicle in a first operating mode, and provides a second light beam bundle with a second light distribution for displaying a measurement pattern onto the environment in a second operating mode. The illumination device comprises a control device designed to alternately periodically activate the first operating mode and the second operating mode. This disclosure also relates to a driver assistance system comprising such an illumination device and an image detection unit, as well as a motor vehicle comprising a driver assistance system of this type. This disclosure further relates to a corresponding method.