1×3/1×4 FBT Coupler

DESCRIPTION

- We use fused biconical taper technique to build a series of couplers. According to the different operating bandwidths, we have wide band couplers,dual window couplers, three-window couplers,and so on.

FEATURES

- Low insertion loss and low PDL

- High reliability& High stability

- RoHS compliant

APPLICATIONS

- EDFA

- CATV Passive network WAN

- FTTH

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Product description

Specifications


ParameterUnitValue
Type

1×3 Dual-Window

Coupler(DWC)

3×3 Single Window

Coupler(WBC)

1×4 Dual-Window

Coupler(DWC)

Operating

Wavelength

nm1310/15501310 or 15501310/1550

Operating

Bandwidth

nm1310/1550±40±201310/1550±40
Insertion LossdB≤5.8≤6.0≤7.3

Polarization

Dependent Loss

dB≤0.25≤0.3≤0.25
UniformitydB≤1.0≤1.2≤1.5

Temperature

Dependent Loss

dB≤0.25≤0.25≤0.25
Return LossdB≥55≥55≥55

Operating

Temperature

-40~+85-40~+85-40~+85

Storage

Temperature

-40~+85-40~+85-40~+85
Fiber Type

SMF-28e

SMF-28e/BI 1015-A/RC-80SMF-28e


Order Information

SP- FBT
TypePackage DimensionFiber TypeConnector Type

1:1×3 Dual-Window1:3*60mm1: 250m bare fiber0: without connector

2:3×3 Single Window2:3*54mm2: 900m tight buffer fiber1: FC/ PC 2: FC/UPC 3: FC/APC

3:1×4 Dual-Window3:3*40mmX: Customized4: SC/PC S:SC/UPC 6: SC/APC




7: ST 8: LC 9: MU X:

Customized


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