Purpose: K9 material lens is used for welding machines within 300W. Quartz lens is used for welding machines within 300-800W. Wavelength 1064nm total reflection and transmission
Scope of use: laser welding machine, cutting machine, etc.
Specifications: K9 material 20*5 half-reverse (special for welding machines), specially used for low-power welding machines K9 material 20*5 full reverse (for welding machines), specially used for low-power welding machines
