| 
				 laser power  | 
			
				 10W/20W/30W/50W  | 
		
| 
				 Laser wavelength  | 
			
				 1064nm  | 
		
| 
				 Fiber length  | 
			
				 2M/3M  | 
		
| 
				 Beam quality  | 
			
				 m?1.4-2.0(<2)  | 
		
| 
				 Divergence angle  | 
			
				 0.3mrad  | 
		
| 
				 Minimum line width  | 
			
				 0.01mm  | 
		
| 
				 Laser pulse energy  | 
			
				 0.8-1Mj@25KHZ  | 
		
| 
				 Laser repetition frequency  | 
			
				 20-80KHZ  | 
		
| 
				 Repeatability positioning accuracy  | 
			
				 ±0.003mm  | 
		
| 
				 Marking depth  | 
			
				 0.01mm-0.7mm  | 
		
| 
				 Marking range  | 
			
				 80x80mm/110x110mm/150x150mm  | 
		
| 
				 Marking speed  | 
			
				 ≤7000mm/s  | 
		
| 
				 Power  | 
			
				 800W  | 
		
| 
				 Operation mode  | 
			
				 Automatic marking of pipeline  | 
		
| 
				 Cooling method  | 
			
				 Air cooling  | 
		
| 
				 working voltage  | 
			
				 220V  |