OM4 Einzelmodus Faserkoppler, SC weiblich für SC weibliche Singlemode -Glasfaser -Optikadapter
syi a fiber optic adapter, sometimes also called a coupler, is a small device designed to terminate or link the fiber optic cables or fiber optic connectors between two fiber optic lines.by linking two connectors precisely, fiber optic adapters allow the light sources to be transmitted at most and lower the loss as much as possible. it is suitable for many fields such as local network, wide area network, cable tv, building installation, data processing network, industry, medical industry and military industry..