Disclosed herein is a device including



at least one photoconductor configured for exhibiting an electrical resistance Rphoto dependent on an illumination of a light-sensitive region of the photoconductor; and
at least one photoconductor readout circuit, where the photoconductor readout circuit is configured for determining the electrical resistance Rphoto of the photoconductor, where the photoconductor readout circuit includes at least one bias voltage source configured for applying at least one modulated bias voltage to the photoconductor.