10pcs Raytools Lens Original 27.9x4.1mm 4kw Laser Protective Windows 211LCG0037 JGS1 1064nm Quartz Fused Silica BT210 BT240
Made in Germany Quartz Fused Silica (JGS1/JGS2)
Wavelength: 1064nm(900-1100nm) For Fiber Laser Beam
Transmittance: >99.76%
Laser Lens Power: 4kw
Application: Raytools Original
Size:27.9x4.1mm
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