0766719 - FS30X5 Dia 30mm ET 5mm Fiber Protective Window to be used with Trumpf® Trulaser 5000 Fiber 99.96%,AR/AR@10 30-1090nm Boost Laser Efficiency with Fiber Laser Protective Windows. Safeguard Optics & Ensure Precision for 1030-1090 nm Fiber Lasers. Shop Now for Enhanced Laser Performance! Best Fiber Laser Accessories. Reliable Laser Protection. Precision Optics. Shop Online. APC PN: FS30x50 Reference PN1: 98305000WM OEM Reference Part Numbers: P0795-1201-00001 / LPT011-3050S, RLT128/30D5T, 632830-117 Reference PN2: Reference TRUMPF PN: 0766719 or 766719 Size: 30 mm x 5.0 mm Fiber Machine: TruLaser Series 5000 Fiber Description: Broadband 900 - 1100nm Fiber Protective Window 99.96%,AR/AR@10 30-1090nm Protective Windows: The contamination of the focusing lens is one of the main for poor performance and potential down time. The cutting head are very sensitive to any type of contamination. American Photonics has the best quality of protective windows to protect the focusing lens against contamination. Our protective window is a barrier (debris shield) between the lens and the metal sheet. To protect your investment Disclaimer: All parts advertised for sale are made by or for American Photonics. Amada®, Bystronic®, Cincinnati®, Mazak®, Mitsubishi®, Laserlab®, Laserdyne Prima®, Precitec®, Strippit®, Trumpf® and any other trademarks not owned by APC are registered trademarks of the respective owners with which they are associated. APC is an independent site and company that is not affiliated with above-named manufacturers and the use of the names, trademarks and part numbers is for reference, identification and compatibility purposes only.