公开(公告)号：EP4027468A1

公开(公告)日：2022-07-13

申请号：EP20860272.2

申请日：2020-07-10

申请人： Panasonic Intellectual Property Management Co., Ltd.

发明人： YOSHIDA Takayuki ,  KASSAI Takaaki ,  NAKAI Izuru

IPC分类号： H01S5/022 ,  H01S5/14 ,  H01S5/40

摘要： Provided is a laser oscillation device including: a plurality of semiconductor laser diodes (1a to le); optical component (5) that directs a plurality of laser beams emitted from the plurality of semiconductor laser diodes in a specific direction to generate a superimposed laser beam including the plurality of laser beams and propagating in the specific direction; and optical switching element (130) that receives the superimposed laser beam from optical component (5). The superimposed laser beam has a plurality of wavelengths.