The BFSC-500/4000M is a high-performance fiber laser developed by BCX Laser specifically for the 3D printing industry. It features a dual-beam spot-ring spot mode, with high electro-optical conversion efficiency and excellent beam quality. It also has strong power stability and high consistency. The spot and ring spots are independently controllable, meeting the diverse needs of high-quality 3D printing and are also suitable for industrial applications such as precision cutting and welding.