Original OSPRI laser cutting head protective windows

Original OSPRI Laser Cutting Head Protective Windows

$4.46
Size and Recommended Laser Power: D30 × T5 mm — 4 kW
D30 × T5 mm — 4 kW
D37 × T7 mm — 8 kW
D37 × T7 mm — 15 kW
D50 × T2 mm — 6 kW
D21.5 × T2 mm — 4 kW
D21.5 × T2 mm — 8 kW
D21.5 × T2 mm — 15 kW
D50 × T2 mm — 12 kW
D37 × T3 mm — 15 kW
D37 × T3 mm — 20 kW
D25.4 × T3 mm — 4 kW
D34 × T5 mm — 15 kW
PMD34T5 — 20 kW
D32 × T2 mm — 15 kW
D32 × T2 mm — 20 kW
D21.5 × T2 mm — 20 kW
D37 × T7 mm — 20 kW
D34 × T5 mm — 30 kW
D50 × T2 mm — 8 kW
D37 × T3 mm — 30 kW
D34 × T5 mm — 8 kW
D32 × T2 mm — 8 kW
D20 × T3 mm — 4 kW
Confirm compatibility before ordering

Send the cutting-head model, part code, dimensions or a photo. Our team will help verify the correct option.

Specifications & Compatibility

Original OSPRI laser cutting head protective windows for fiber laser cutting systems from 4 kW to 30 kW. These optical protective lenses help shield internal focusing and collimating optics from spatter, smoke, dust, and process contamination.

Key features

  • Original OSPRI replacement protective windows
  • High-quality optical glass with anti-reflective coating
  • Multiple diameters and thicknesses for different laser-power configurations
  • Designed to protect expensive internal cutting-head optics
  • Available for 4 kW, 6 kW, 8 kW, 12 kW, 15 kW, 20 kW, and 30 kW systems

Available sizes

Options include D20 × T3, D21.5 × T2, D25.4 × T3, D30 × T5, D32 × T2, D34 × T5, D37 × T3, D37 × T7, D50 × T2, and PMD34T5 configurations. Select the exact size and recommended laser power from the variant menu.

How to select

Confirm the protective-window diameter, thickness, laser power, and OSPRI cutting-head model before ordering. If uncertain, send CHASE LASER a clear photo of the original lens package and cutting-head nameplate.

Important: Identical dimensions can be offered for different laser-power configurations. Compatibility must be confirmed by size, coating, power rating, and cutting-head model. Contact us for technical confirmation, availability, and quotation.

Shipping, Compatibility & Returns

Courier freight is confirmed by destination, weight and carton size. We normally ship by DHL, UPS or FedEx with tracking.

If you are unsure about compatibility, send the cutting-head model, source model, part code or dimensions before ordering. Custom, special-order and opened optical parts are handled according to the agreed order terms.