Fiber Laser Protective Windows Original 34x5 21.5x2 25.4x4 20KW 30KW BLT641 421 831 For BOCI HAN'S TRU Laser Cutting Head

Original BOCI laser protective lens
Material: Quartz Fused Silica

Original Lens:
25.4x4 15kw/20kw/30kw/40kw
21.5x2 15kw/20kw/30kw/40kw
25.4x4 15kw/20kw/30kw/40kw

Suitable for BLT421/441/642/730/641 Tongkuai HAN'S Fiber Cutting Head

The benefits of original lenses:ensure the optimal sealing state of the optical path and achieve ultra-high dimensional accuracy,Special layers ensure low reflection and absorption to prevent thermal changes