A scanning device, comprising: a microelectromechanical stator assembly, a rotor, which comprises a micromirror (22/24), and a permanent magnetic material, mounted on the micromirror (22/24), characterised in that: the stator comprises: a core (63,65) comprising a magnetic material describing a closed shape that is interrupted by an air gap, wherein the core (63, 65) comprises two opposing poles respectively positioned on a first side and a second side of the air gap; and an arrangement of coils (58a, 58b), a coil comprising a conductive wire wound on the core (63, 65) so as to cause the core (63,65) to form a magnetic circuit through the air gap in response to an electrical current flowing in the conductive wire; and the micromirror (22, 24) comprises a reflective surface and elongated wings connected thereto, wherein the permanent magnetic material of the rotor is attached to the elongated wings, and wherein at least one of the elongated wings is positioned between the two opposing poles such that the magnetic circuit applies a predetermined moment to the elongated wings, thereby causing the reflective surface to rotate about an axis (26, 28). a microelectromechanical stator assembly, a rotor, which comprises a micromirror (22/24), and a permanent magnetic material, mounted on the micromirror (22/24), characterised in that: the stator comprises: a core (63,65) comprising a magnetic material describing a closed shape that is interrupted by an air gap, wherein the core (63, 65) comprises two opposing poles respectively positioned on a first side and a second side of the air gap; and an arrangement of coils (58a, 58b), a coil comprising a conductive wire wound on the core (63, 65) so as to cause the core (63,65) to form a magnetic circuit through the air gap in response to an electrical current flowing in the conductive wire; and the micromirror (22, 24) comprises a reflective surface and elongated wings connected thereto, wherein the permanent magnetic material of the rotor is attached to the elongated wings, and wherein at least one of the elongated wings is positioned between the two opposing poles such that the magnetic circuit applies a predetermined moment to the elongated wings, thereby causing the reflective surface to rotate about an axis (26, 28). the stator comprises: a core (63,65) comprising a magnetic material describing a closed shape that is interrupted by an air gap, wherein the core (63, 65) comprises two opposing poles respectively positioned on a first side and a second side of the air gap; and an arrangement of coils (58a, 58b), a coil comprising a conductive wire wound on the core (63, 65) so as to cause the core (63,65) to form a magnetic circuit through the air gap in response to an electrical current flowing in the conductive wire; and a core (63,65) comprising a magnetic material describing a closed shape that is interrupted by an air gap, wherein the core (63, 65) comprises two opposing poles respectively positioned on a first side and a second side of the air gap; and an arrangement of coils (58a, 58b), a coil comprising a conductive wire wound on the core (63, 65) so as to cause the core (63,65) to form a magnetic circuit through the air gap in response to an electrical current flowing in the conductive wire; and the micromirror (22, 24) comprises a reflective surface and elongated wings connected thereto, wherein the permanent magnetic material of the rotor is attached to the elongated wings, and wherein at least one of the elongated wings is positioned between the two opposing poles such that the magnetic circuit applies a predetermined moment to the elongated wings, thereby causing the reflective surface to rotate about an axis (26, 28).