The control accuracy of laser focus auto-tracking system determines cutting quality of laser processing machine.
激光切割焦点位置自动跟踪系统的控制精度直接影响着激光切割加工的质量。
Laser machine industry: laser cutting machines and laser engraving machines, etc.
激光机行业：激光切割机，激光雕刻机等。
The main products for laser cutting machine, laser engraving machine, computer machete machine, etc.
主要产品为激光切割机、激光雕刻机、电脑弯*机等。
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