Laser oscillator provided with discharge tube and laser processing machine
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United States of America Patent
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Nov 13, 2018
Grant Date -
Sep 17, 2015
app pub date -
Mar 11, 2015
filing date -
Mar 12, 2014
priority date (Note) -
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Abstract
A laser oscillator which can effectively remove scattered light by a simpler configuration. The laser oscillator comprises an output mirror and a rear mirror which are arranged facing each other and a discharge tube which is arranged between the output mirror and the rear mirror. The discharge tube has a first part which gets larger in inner diameter from a first end part in an axial direction facing the output mirror toward the rear mirror.
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