SLIDING AND COUPLING BETWEEN OPTICAL FIBER: This SC male to LC female fiber optic adapter is an in-fiber adapter connector which is used for termination 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 SUPERIOR QUALITY: The fiber optic adapter features high reliability and stability, low volume with low volume and easy operation.Note: The data are all manual measurement, please allow 1-1 error 3cm, due to the light and display difference, there will be some color difference, depending on the physical object received.