A lens moving apparatus comprising: a housing comprising a first corner portion (142-1), a second corner portion (142-2) facing the first corner portion (142-1), a third corner portion (142-3), and a fourth corner portion (142-4) facing the third corner portion (142-3); a bobbin disposed in the housing ; a magnet comprising a first magnet (130-1) disposed on the first corner portion (142-1) of the housing and a second magnet (130-2) disposed on the second corner portion (142-2) of the housing ; a coil disposed on the bobbin so as to face the magnet ; a circuit board disposed on one surface of the housing ; a position sensor disposed on the circuit board and electrically connected to the circuit board ; and a sensing magnet disposed on the bobbin so as to face the position sensor , wherein the bobbin comprises a projection formed at one surface of the bobbin facing the one surface of the housing and the projection of the bobbin projects toward the one surface of the housing , and at least a portion of the sensing magnet is disposed in a seating groove of the projection of the bobbin , characterized in that the housing comprises an escape groove disposed in the one surface thereof and the projection of the bobbin is disposed in the escape groove of the housing , the coil includes a first coil unit (120-1) that faces the first magnet (130-1) and a second coil unit (120-2) that faces the second magnet (130-2), the seating groove is depressed from an upper surface of the projection , and the lens moving apparatus comprises an adhesive disposed on a bottom surface of the seating groove and configured to bonding the sensing magnet to the seating grove . a housing comprising a first corner portion (142-1), a second corner portion (142-2) facing the first corner portion (142-1), a third corner portion (142-3), and a fourth corner portion (142-4) facing the third corner portion (142-3); a bobbin disposed in the housing ; a magnet comprising a first magnet (130-1) disposed on the first corner portion (142-1) of the housing and a second magnet (130-2) disposed on the second corner portion (142-2) of the housing ; a coil disposed on the bobbin so as to face the magnet ; a circuit board disposed on one surface of the housing ; a position sensor disposed on the circuit board and electrically connected to the circuit board ; and a sensing magnet disposed on the bobbin so as to face the position sensor , wherein the bobbin comprises a projection formed at one surface of the bobbin facing the one surface of the housing and the projection of the bobbin projects toward the one surface of the housing , and at least a portion of the sensing magnet is disposed in a seating groove of the projection of the bobbin , characterized in that the housing comprises an escape groove disposed in the one surface thereof and the projection of the bobbin is disposed in the escape groove of the housing , the coil includes a first coil unit (120-1) that faces the first magnet (130-1) and a second coil unit (120-2) that faces the second magnet (130-2), the seating groove is depressed from an upper surface of the projection , and the lens moving apparatus comprises an adhesive disposed on a bottom surface of the seating groove and configured to bonding the sensing magnet to the seating grove . <EOS>