H - Electricity – 01 – S
Patent
H - Electricity
01
S
H01S 3/036 (2006.01) B23K 26/14 (2006.01) B23K 26/16 (2006.01) H01S 3/034 (2006.01)
Patent
CA 2064513
ABSTRACT A laser output unit according to the present invention comprises a body having a laser output port at an extreme end thereof, lenses provided within said body to condense laser beam introduced to emit it from the laser output port. and a protective glass provided between said laser output port and said lens within said body. A gas jet port and a gas exhaust port opposed to said gas jet port are provided at said body portion be- tween said protective glass and said laser output port. A gas crosses at a position between the protective glass and the laser output port. Flying matter is blown away by the gas and does not arrive at the protective glass.
Kojima Minoru
Murakami Seigoh
Okuyama Hiroyuki
Terada Mitsugu
Uchida Takahiro
Miyachi Technos Corporation
Smart & Biggar
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