Protective window

Application: Widely used for laser cutting machine or laser welding machine.

Shape: round, square

①Material: Borofloat 33, D263t, B270, BK7, Etc.

②Size: φ2-φ50mm

④Surface Quality: 40/20, 60/40

⑥Parallelism: 5 arc minutes

⑧Edges: Ground, Maxium 0.3mm edge chip