... 2.Low insertion loss 3.Easy installation 4.RoHs Compliance fiber optical adapter Product introduction: 1.Features:· Good compatibility· ... & stability· Ceramic or Bronze Sleeve· Two types of fiber stub:PC/UPC· Simplex,duplex,quadruple 2.Application:·Telecommunication Networks ... E-2000,ST,SC/ST,FC/ST,SC/FC Fiber Optic AdaptorParameterUnitDescriptionInsertion Loss (Typical)dB≤0.2Return LossdBPC≥45UPC ...