Discover the high-performance G657A1 G657A2 Coating Glass Bare Optical Fiber, available in lengths from 10KM to 50.4KM. This fiber exceeds ITU-T G.652.D and IEC 60793-2-50 specifications, offering zero water peak, low attenuation, and excellent uniformity. Ideal for Ethernet, Internet, long-haul communication, and WDM systems.