Optical machining apparatus

Details Optical machining apparatus Optical machining apparatus

1991-02-25

1993-06-29

Albritton, C. L.

Electric heating

Metal heating

By arc

21912173, 21912175, B23K 2600

Patent

active

052236935

ABSTRACT:
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.

REFERENCES:
patent: 3545733 (1970-12-01), Caddell
patent: 3588435 (1971-06-01), Heller
patent: 3742182 (1972-06-01), Saunders
patent: 4390994 (1983-06-01), Roberts et al.
patent: 4942588 (1990-07-01), Yasui et al.
English Abstract of Japanese Patent Application 63-140787.

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