B - Operations – Transporting – 23 – K
Patent
B - Operations, Transporting
23
K
327/1.4
B23K 26/06 (2006.01) G03F 1/14 (2006.01) G03F 7/20 (2006.01) H05K 3/00 (2006.01)
Patent
CA 2037063
An optical machining apparatus for irradiating light from a light source onto a surface to be machined, to form a grooves in said surface, comprises a mask disposed in the path of light from said light source to said surface, and having reflective parts for reflecting the light from said light source on a first surface on which it receives the light from said light source, and reflection member for returning the light reflected at the reflective parts of the mask toward the mask. In another form, the optical machining apparatus comprises a plurality of converging means for converging the light from the light source onto said surface.
Izumo Masao
Miyamoto Teruo
Myoi Yasuhito
Tanaka Masaaki
Uchiyama Yoshie
Mitsubishi Denki Kabushiki Kaisha
Riches Mckenzie & Herbert Llp
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