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论述了十管并联ＣＯ２激光焊接机光学系统的特点及设计思想，分析和计算了光学聚焦系统，电视监视和内部照明光学系统，给出了有关设计参数，取得了良好的焊接效果。
The characteristics and design ideas of the optical system of ten parallel CO2 laser welding machines are discussed. The optical focusing system, the television monitoring and the internal lighting optical system are analyzed and calculated. The relevant design parameters are given and good welding results are obtained.