Fiber Laser Optics/Parts
Fiber Laser protective Windows

Fiber Laser Optics/Parts

Fiber Laser protective Windows

Fused Silica/BK7 is known for its low coefficient of thermal expansion, it has high transmittance for light from ultraviolet to near infrared range, low scattering and excellent cost effectiveness. Coated Fused Silica windows are widely used in fiber laser cutting and welding systems.

Diameter Tolerance
+0/-0.13mm
Thickness Tolerance
±0.25mm
Parallelism
< 3 arc min.
Clear Aperture
>90%
Surface Flatness
λ/4 per 1"Dia@632.8nm
Surface Quality
40-20 S-D

Aplicaciones

Metal cuttinglaser weldinglaser cleaningmarkingdrillingcladding

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Descripción del producto

Fiber Laser Protective Windows

Eternal Optics manufactures high-quality Fiber Laser Protective Windows designed to protect the optical system of high-power fiber laser cutting, welding, and processing equipment. Our protective windows are engineered for 1064 nm and 1070 nm fiber laser systems, providing excellent transmission, low absorption, and reliable protection against dust, debris, metal spatter, and process contamination.

Made from premium fused silica (UV-grade quartz) and coated with advanced AR (Anti-Reflective) coatings, our Laser Protective Windows deliver high optical performance, excellent laser damage resistance, and long service life under demanding industrial laser environments.

Our Fiber Laser Protective Window products are available in various diameters, thicknesses, and specifications to fit different laser cutting heads and fiber laser systems. Standard options include round windows, cover glasses, and replacement protective lenses for popular fiber laser equipment.

In addition to standard products, Eternal Optics provides Custom Fiber Laser Protective Windows according to customer drawings and application requirements. We support customization of:

  • Diameter and Thickness
  • Optical Material
  • Wavelength Coating (1030–1080 nm)
  • Surface Quality
  • Flatness
  • AR Coating Performance
  • Edge Processing
  • OEM Packaging

Our Fiber Laser Protective Lens and optical windows are widely used in:

  • Fiber Laser Cutting Machines
  • Fiber Laser Welding Systems
  • Laser Cleaning Equipment
  • Laser Marking Machines
  • CNC Laser Processing Systems
  • Industrial Laser Automation Equipment
  • OEM Laser Cutting Heads

With precision manufacturing, advanced optical coating technology, and strict quality control, Eternal Optics is a reliable supplier of Fiber Laser Protective Windows, Laser Protective Lenses, and 1064nm Fiber Laser Optical Components for global laser equipment manufacturers, distributors, and industrial users.

Part No.Dia (mm)Thk (mm)MaterialWavelengthT (mm)
WBK-24-1.424.01.4BK71064nm
WBK-24-224.02.0BK71064nm
WBK-25-1.125.01.1BK71064nm
WBK-30-1.430.01.4BK71064nm
WBK-38-338.03.0BK71064nm
WBK-60-360.03.0BK71064nm
WBK-72-372.03.0BK71064nm
WBK-75-1.675.01.6BK71064nm
WBK-76-376.03.0BK71064nm
WBK-78-1.578.01.5BK71064nm
WBK-78-378.03.0BK71064nm
WBK-80-2.580.02.5BK71064nm
WBK-83-383.03.0BK71064nm
WBK-84-2YG84.02.0BK7532nm/1064nm
WBK-85-285.02.0BK71064nm
WBK-86-2.586.02.5BK71064nm
WBK-96-396.03.0BK71064nm
WBK-97-2.597.02.5BK71064nm
WBK-98-2.598.02.5BK71064nm
WBK-106-3106.03.0BK71064nm
WBK-110-2.5110.02.5BK71064nm
WBK-116-2116.02.0BK71064nm
WBK-116-3116.0BK71064nm3.0
WBK-120-3120.0BK71064nm3.0
WBK-123-3123.0BK71064nm3.0
WBK-126-3126.0BK71064nm3.0
WBK-128-2128.0BK71064nm2.0
WBK-150-3150.0BK71064nm3.0
WBK-24-1.4-YG24.0BK7532/1064nm1.4
WFS-15-215.0Fused Silica1030 -1090nm2.0
WFS-18-318.0Fused Silica1030 -1090nm3.0
WFS-22-322.0Fused Silica1030 -1090nm3.0
WFS-25-325.0Fused Silica1030 -1090nm3.0
WFS-1-325.4Fused Silica1030 -1090nm3.0
WFS-1-6.3525.4Fused Silica1030 -1090nm6.4
WFS-28-428.0Fused Silica1030 -1090nm4.0
WFS-30-530.0Fused Silica1030 -1090nm5.0
WFS-36-236.0Fused Silica1030 -1090nm2.0
WFS-38-238.0Fused Silica1030 -1090nm2.0
WFS-1.5-538.1Fused Silica1030 -1090nm5.0
WFS-50-1.550.0Fused Silica1030 -1090nm1.5
WFS-55-1.555.0Fused Silica1030 -1090nm1.5
WFS-70-9.570.0Fused Silica1030 -1090nm9.5
WFS-110-2.5110.0Fused Silica1030 -1090nm2.5
WFS-140-4140.0Fused Silica1030 -1090nm4.0
WFS-16-1.55-YG16.0Fused Silica515-545/1030-1090nm1.55
WFS-20-2-YG20.0Fused Silica515-545/1030-1090nm2.0

Aplicaciones

Metal cuttinglaser weldinglaser cleaningmarkingdrillingcladding
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Correo electrónico
sales@eternaloptics.com
Dirección
NO.3, huanghe road, Zhengzhou, Henan, China
Horario de atención
Mon - Fri, 8:30 - 18:00 (GMT+8)
Producto de interés:Fiber Laser protective Windows

Opcional. Imágenes, PDF, CAD (DWG/DXF/STEP/STL…), Office, ZIP. Máx. 25 MB por archivo, 10 archivos.

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