These Corning Optical connectors are the best anaerobic connectors ever produced. LC connectors are physical touch connectors, which reduce reflection compared to the earlier generations of fiber-optic connectors.  These connectors ensure a reliable and efficient connection allowing your signal to flow as designed.  The ferrule is funneled making them easier to install than other anaerobic connectors and the preferred anaerobic connector for fiber technicians around the world.  Designed for single-mode anaerobic use, these high-quality connectors will remain reliable for years to come.