Mitsubishi Gas Chemical Company, Inc.

Mitsumi Electric Company Ltd.

Koji Takenaka

Mitsuo Miura

Yukihiro Yoshida

Hisanori Aga

Seiichi Kamiyama

An optical scanning device that scans incident light by causing a mirror to oscillate is provided. The optical scanning device includes a displacement sensor for detecting a swing angle of the mirror and a temperature sensor used for temperature compensation of the displacement sensor. The displacement sensor is a piezoelectric sensor that has a structure in which a lower electrode, a piezoelectric film, and an upper electrode are layered in this order. The temperature sensor is a resistance type temperature measuring body that has a same layer structure as the lower electrode.

Optical scanning device, manufacturing method of optical scanning device, and optical scanning control device

A fire retardant polycarbonate resin composition comprises diantimony tetroxide and a polycarbonate member selected from the class of halogenated polycarbonates and a mixture of (1) a halogen compound and (2) a polycarbonate.

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Tokyo, Japan

Koji Takenaka