Abstract: The invention concerns the field of sighting or aiming means and more particularly a device (1) for determining the direction of a target in a predefined frame and of the type having sighting means (10), means having a sighting member (13), three gyrometers (141, 142, 2143) arranged along three axes in different planes, means for control (16), means (20) for resetting said sighting means (10) and means (30) for processing signals derived from the sighting means (10), said processing means being capable of determining the direction between the sighting means (10) and the target and of transmitting it to imaging means or to external means, and also means (16) for controlling the transmission to the imaging means (40) or to external means, of representative values of the direction between the sighting means (10) and the target, this device being characterized in that the resetting means comprise at least one non gyroscopic sensor (17) arranged on the sighting means (10) and capable of emitting a signal for its t