Helicopter lighting system comprising: a docking station, configured to be mounted to a helicopter and configured for allowing an unmanned aerial vehicle to dock to and to separate from the docking station; and an unmanned aerial vehicle, in particular an unmanned aerial vehicle of a multicopter type, configured for docking to and separating from the docking station, the unmanned aerial vehicle including at least one adjustable lighting device, which allows adjusting the distribution of light emitted by the adjustable lighting device, and which is configured for illuminating at least one target object or area which is visible from the helicopter; wherein the at least one adjustable lighting device comprises an adjustable optical element, which is adjustable for modifying the distribution of light emitted by the respective lighting device; and/or wherein the at least one adjustable lighting device comprises a plurality of light sources, which are individually switchable for modifying the distribution of light emitted by the respective lighting device; and wherein modifying the distribution of light emitted by the respective lighting device by adjusting the adjustable optical element and/or by individually switching the plurality of light sources includes at least one of: switching between a flood light mode and a search light mode; adapting a focus of a light beam emitted by the at least one adjustable lighting device in the search light mode; and changing a direction of the light beam emitted by the at least one adjustable lighting device in the search light mode. a docking station, configured to be mounted to a helicopter and configured for allowing an unmanned aerial vehicle to dock to and to separate from the docking station; and an unmanned aerial vehicle, in particular an unmanned aerial vehicle of a multicopter type, configured for docking to and separating from the docking station, the unmanned aerial vehicle including at least one adjustable lighting device, which allows adjusting the distribution of light emitted by the adjustable lighting device, and which is configured for illuminating at least one target object or area which is visible from the helicopter; wherein the at least one adjustable lighting device comprises an adjustable optical element, which is adjustable for modifying the distribution of light emitted by the respective lighting device; and/or wherein the at least one adjustable lighting device comprises a plurality of light sources, which are individually switchable for modifying the distribution of light emitted by the respective lighting device; and wherein modifying the distribution of light emitted by the respective lighting device by adjusting the adjustable optical element and/or by individually switching the plurality of light sources includes at least one of: switching between a flood light mode and a search light mode; adapting a focus of a light beam emitted by the at least one adjustable lighting device in the search light mode; and changing a direction of the light beam emitted by the at least one adjustable lighting device in the search light mode. switching between a flood light mode and a search light mode; adapting a focus of a light beam emitted by the at least one adjustable lighting device in the search light mode; and changing a direction of the light beam emitted by the at least one adjustable lighting device in the search light mode.