... tube laser 1200mm for laser cutting machine 1,Life time:3000 hours 2,60 watt 3,Diameter:55mm 4,For laser engraving ... machine tube laser 1200mm for laser cutting machine specifications: SpecificationsLength(mm)Mode Outer ... W)Power stability(%)1200Lowermodeφ5526-28300023-3060≤±5% Parameter for laser tube Length(mm)Mode Outer diameter(mm)LgnitionVoltage( ...