A projection device for directing a light beam to a target, comprising: a first light beam deflection unit for two-dimensionally deflecting a light beam in a first direction (x) with a first deflection frequency and in a second direction (y) with a second deflection frequency, substantially equal to the first deflection frequency, and a control unit for controlling the first light beam deflection unit wherein the first light beam deflection unit comprises a first deflection element, preferably comprising an electro-optic deflector or micro-opto-electromechanical mirror, for deflecting the incoming light beam in the first direction (x) and generating a one-dimensionally deflected light beam, and a second deflection element, preferably comprising an electro-optic deflector or micro-opto-electromechanical mirror, for deflecting the one-dimensionally deflected light beam in the second direction (y) and generating the two-dimensionally deflected light beam, wherein the control unit is configured to control the deflection unit in such a way that a light spot generated by the light beam on the target moves along a nearly circular path changing its radius over time, the first deflection element is controlled by a first alternating current voltage (V x) to deflect the light beam in the first direction (x), the second deflection element is controlled by a second alternating current voltage (V y) to deflect the light beam in the second direction (y), the first and second deflection element (121, 122) are resonantly enhanced for internally generating a signal having an amplitude increased over the amplitude of the alternating current voltages (V x, V y), and an amplitude of the alternating current voltages (V x, V y) is synchronously increased or decreased so that the light spot moves along a spiral in such a way that a radial distance ( d r) between subsequent windings of the path is constant, preferably substantially equal to a spot diameter ( d spot) of the light spot. a first light beam deflection unit for two-dimensionally deflecting a light beam in a first direction (x) with a first deflection frequency and in a second direction (y) with a second deflection frequency, substantially equal to the first deflection frequency, and a control unit for controlling the first light beam deflection unit wherein the first light beam deflection unit comprises a first deflection element, preferably comprising an electro-optic deflector or micro-opto-electromechanical mirror, for deflecting the incoming light beam in the first direction (x) and generating a one-dimensionally deflected light beam, and a second deflection element, preferably comprising an electro-optic deflector or micro-opto-electromechanical mirror, for deflecting the one-dimensionally deflected light beam in the second direction (y) and generating the two-dimensionally deflected light beam, a first deflection element, preferably comprising an electro-optic deflector or micro-opto-electromechanical mirror, for deflecting the incoming light beam in the first direction (x) and generating a one-dimensionally deflected light beam, and a second deflection element, preferably comprising an electro-optic deflector or micro-opto-electromechanical mirror, for deflecting the one-dimensionally deflected light beam in the second direction (y) and generating the two-dimensionally deflected light beam, wherein the control unit is configured to control the deflection unit in such a way that a light spot generated by the light beam on the target moves along a nearly circular path changing its radius over time, the first deflection element is controlled by a first alternating current voltage (V x) to deflect the light beam in the first direction (x), the second deflection element is controlled by a second alternating current voltage (V y) to deflect the light beam in the second direction (y), the first and second deflection element (121, 122) are resonantly enhanced for internally generating a signal having an amplitude increased over the amplitude of the alternating current voltages (V x, V y), and an amplitude of the alternating current voltages (V x, V y) is synchronously increased or decreased so that the light spot moves along a spiral in such a way that a radial distance ( d r) between subsequent windings of the path is constant, preferably substantially equal to a spot diameter ( d spot) of the light spot.