Corning SMF-28 Ultra singlemode bare optical fiber, 1km (in reel)
Part# G-SMF-28-UF

SMF-28 Ultra fiber is ITU-T Recommendation G.652.D compliant and also exceeds the requirements of the ITU-T G.657.A1 standard. SMF-28 Ultra fiber has a 9.2 micron mode field diameter (MFD) which is equivalent to the majority of standard single-mode fibers on the market today and it splices the same as the installed base of Corning® SMF-28e® and SMF-28e+® optical fibers.