Fitzpatrick, Cella, Harper & Scinto
Light deflecting apparatus and deflection scanning apparatus using the same
 In a light deflecting apparatus, a sleeve formed of ceramic material is relatively rotatably fitted onto the periphery of an axis of ceramic material, a rotary polygonal mirror is mounted to a rotor portion including the axis or the sleeve, and the rotor portion is rotated by a driving motor. The axis is a rotary axis, a metal member formed of metal is mounted to the periphery of the rotary axis, and the rotary polygonal mirror is mounted to the metal member. 
Canon Kabushiki Kaisha
G
G02B
inventional
Hideyuki Akihiro Mikio Taku Yasuo Isshin
Miyamoto Fukutomi Nakasugi Fukita Suzuki Sato