FC fiber adapter
An adapter is a mechanical device designed to align fiber-optic connectors. It contains the interconnect sleeve, that holds the two ferrules together.
FC fiber optic adapters are with metal housing, single-mode FC adapters are with zirconia sleeves, multi-mode FC adapters are with bronze sleeves.

Features:
Low insertion loss, high return loss
Good compatibility
High precision of mechanical dimensions
High reliability & stability
Ceramic or Bronze Sleeve
PC、APC、UPC optional
Simplex / Duplex

Application:
Local Area Network
CATV System
Telecommunication Networks
Equipment Test