With an aim to provide a fixing apparatus capable of maintaining strong fixation
with a simplified mechanism in a stable manner for a long time, a fixing apparatus
fixing a headlamp to an object includes a plurality of arms having one end connected
to each other, having free another end, and capable of changing a range of enclosure
so as to grasp the object, a base member supporting the connected plurality of
arms, and a nut changing a position relative to the base member, engaging to the
base member, and pressing its edge against the plurality of arms to change an angle
of enclosure by the arms.