A light detection and ranging system arranged to scan a scene is provided. A light source outputs light having a first characteristic. A spatial light modulator receives output light from the light source and outputs spatially-modulated light in accordance with computer- generated holograms represented thereon. A li...

ABSTRACT There is provided a method of calculating a map in real-time, the map being for distorting a target picture to be projected by a holographic projector and to compensate for 5 changes in the current temperature of the holographic projector. The method comprises receiving a calibrated map comprising a plu...