POLYGON MIRROR ASSEMBLY AND DETECTION APPARATUS USING POLYGON MIRROR ASSEMBLY

摘要

According to an embodiment of the present invention, the polygon mirror assembly comprises: a main body provided with a coupling unit which couples to a rotating shaft; a plurality of first frames formed extending in a direction away from the coupling unit; a plurality of reflecting surfaces disposed between the first frames, forming a polygon, and coupled to be rotatable to the first frame; and a driving unit which tilts the reflecting surfaces.