Amazon.com: 10G Single Mode SFP+ LC Module, 10GBase-LR Fiber Transceiver for Cisco SFP-10G-LR, Meraki MA-SFP-10GB-LR, Ubiquiti UniFi UF-SM-10G, Mikrotik, Netgear, D-Link and More (SMF,1310nm,10km,DDM) 2 Pack : Electronics
OPC-1300 - Optical Path Converter (fiber saver) for 1310nm wavelengths converts a duplex circuit to a single fiber circuit, passive and speed independent device