SLIDE AND COUPLING BETWEEN FIBER OPTIC: This SC male to LC female fiber optic adapter is an in-fiber adapter connector which is used for splicing and coupling between optical fibers. WIDE APPLICATION : This fiber optic adapter is mainly used for telecommunication networks, Ethernet networks and optical communication equipment. It can adapt connector interfaces to new equipment, upgrade distribution panels, etc. LOW INSERTION LOSS: This fiber optic adapter features low insertion loss, high precision and good compatibility. The insertion loss is 0.3 dB. One adapter structure, easy connection, easy to use PREMIUM QUALITY: The fiber optic adapter features high reliability and stability, low volume with low volume and easy operation.