BrightCore manufactures specialty optical fibers.

Wuhan Ruixin Special Optical Fiber Co., Ltd. (Brightcore) is a professional manufacturer engaged in the research and development, production, and sales of special optical fibers. The products are widely used in high-power fiber lasers and amplifiers, fiber sensing, optical communication, optical devices, optical Instruments, oil exploration, medical, and scientific research fields. The main products include double-clad large-mode-field active and passive optical fibers, various doped optical fibers, polarization-maintaining optical fibers, beam transmission optical fibers, and various special specifications of single-mode and multi-mode optical fibers.