Method for increasing the contrast level of images of an environment, the method comprising the steps of: (a) providing a light emitting means capable of assuming at least a first and a second state each having a different luminous flux, for example an on state and an off state, a processing unit and an image capturing system having at least one light sensitive image sensor , b) producing image recordings of the environment by means of the image recording system , wherein the at least one image sensor is exposed in a predeterminable exposure period , wherein within an exposure period at least a first and a second image recording are produced, each with a fixable exposure time , wherein the illuminant is exposed in a predeterminable illumination period , which is composed of the duration of the first and the second state, into its first and then into its second state, the illumination period of the illuminating means being longer or shorter than the exposure period of the image recording system , so that the first and the second image recording have a different contrast range, c) creating at least one image composition by means of the processing unit , wherein the at least one first and second image recording are superimposed on an exposure period, wherein the at least one image composition has a greater contrast range compared to the at least one first and second image recording , characterized in that the illuminating means comprises at least one light emitting diode which is dimmable by means of pulse width modulation, wherein the illuminating means is designed as a motor vehicle headlamp, and wherein the frequency of the light output by means of pulse width modulation is higher than 60 Hz, and wherein the illuminating means , the processing unit and the image recording system are installed in a motor vehicle, preferably in a motor vehicle headlamp which is installed in a motor vehicle, wherein the length of the illumination period and the exposure period is shortened when the driving speed is increased and increased when the driving speed is reduced. (a) providing a light emitting means capable of assuming at least a first and a second state each having a different luminous flux, for example an on state and an off state, a processing unit and an image capturing system having at least one light sensitive image sensor , b) producing image recordings of the environment by means of the image recording system , wherein the at least one image sensor is exposed in a predeterminable exposure period , wherein within an exposure period at least a first and a second image recording are produced, each with a fixable exposure time , wherein the illuminant is exposed in a predeterminable illumination period , which is composed of the duration of the first and the second state, into its first and then into its second state, the illumination period of the illuminating means being longer or shorter than the exposure period of the image recording system , so that the first and the second image recording have a different contrast range, c) creating at least one image composition by means of the processing unit , wherein the at least one first and second image recording are superimposed on an exposure period, wherein the at least one image composition has a greater contrast range compared to the at least one first and second image recording , <EOS>