发明名称 APPARATUS FOR DETECTING THE FOCUSING POSITION IN A LASER MACHINING APPARATUS
摘要 An appts. to detect focus of laser beam has a photoelectric converter to detect the reflected beam from a reflection mirror put on an object. The converter is on the laser beam detector put between the laser beam lens and laser oscillator.
申请公布号 KR890000461(B1) 申请公布日期 1989.03.18
申请号 KR19810003276 申请日期 1981.09.02
申请人 AMADA CO.,LTD 发明人 AKIRA, TSUTSUMI
分类号 B23K26/046;B23K26/04;(IPC1-7):B23K26/04 主分类号 B23K26/046
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