{"product_id":"protective-windows-lens-pack-for-fiber-laser-cutti","title":"Protective Windows Lens Pack For Fiber Laser Cutting Heads 0-4KW 27.9x4.1mm 37x7mm 30x5mm 30x1.5mm 18x2mm 10 Pieces Compatible With BT210S BT240S BM109 BM111 BM114S","description":"\u003cdiv\u003e10 Pack Protective Lenses for 0-4KW Fiber Laser Heads\u003cbr\u003e\n✔️ 10 pieces in sizes 18x2mm 27.9x4.1mm 30x5mm 37x7mm for multiple heads  \u003cp\u003eThis pack gives you replacement windows that protect the optics inside fiber laser cutting heads during daily metal cutting work.\u003c\/p\u003e ✅ Fits models BT210S BT240S BM109 BM111 BM114S\u003cbr\u003e\n✅ Handles power levels from 0 to 4KW without overheating\u003cbr\u003e\n✅ Comes with ten windows covering common diameters and thicknesses\u003cbr\u003e\n✅ Keeps dust and debris off the main lens in the cutting head\u003cbr\u003e \u003cp\u003e💡 What is the role of protective windows in fiber laser systems?\nProtective windows act as the first barrier that keeps spatter and smoke away from expensive internal optics.\n- They slide into the head nozzle area and take the brunt of the cutting process\n- Users swap them out fast when the surface gets clouded to keep cuts clean\n- Different thickness options match the power range and beam focus needs\n- Keeping spares on hand reduces downtime during long production runs\u003c\/p\u003e✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48750284669163,"sku":"VXB09BL33M7J","price":96.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/41Nt8wPQyIL._AC_UL320.jpg?v=1782760816","url":"https:\/\/vxb.com\/products\/protective-windows-lens-pack-for-fiber-laser-cutti","provider":"VXB Bearings","version":"1.0","type":"link"}