Mitsubishi Denki Kabushiki Kaisha

Yoshie Uchiyama

Masaaki Tanaka

Teruo Miyamoto

Nobuyuki Zumoto

Yasuhito Myoi

Toshinori Yagi

Masao Izumo

An optical machining apparatus for irradiating light from a light source onto a source to be machined to form a grooves in the surface. The apparatus uses a mask disposed in the path of light from the light source. The mask includes reflective parts for reflecting the light from the light source. The reflective parts are on a first surface of the mask. The mask also includes a reflection member for returning the light reflected at the reflective parts of the mask toward the mask.

Growing community of inventors

Amagasaki, Japan

Yoshie Uchiyama