Optical researcher at the free gyroscope to missile or the like.

摘要

P & this researcher optical mounted in free gyroscope comprises a unit 16 comprising means for focusing and a reticle, which can be tilted about a fixed point of a pin 27, while the optical detectors 34 are mounted in a frame 30 is movable in translation parallel to this axis 27 so as to maintain the centre of the detection elements on the image plane of the focusing means and the reticle. / p