Description
Raytools Original Laser Protective Lens 18x2 27.9x4.1 37x7 6kw 12kw 20kw Protection Glass for Raytools Laser Cutting Head
Product information description ：
Material : JGS1 / JGS2 / HQ (Quartz Fused Silica)
Transmission . 99.75%
Advantages and characteristics:
* High strength protection
* High temperature resistance
* Great chemical stability
* Easy to install and maintain
* Good transmission performance
* High light transmittance, fast cutting