FBT Coupler Splitter
FBT splitter is an optical splitter that uses the Fused Biconical Taper (FBT) technique for splitting optical power and/or splitting wavelengths.
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FBT splitter is an optical splitter that uses the Fused Biconical Taper (FBT)
technique for splitting optical power and/or splitting wavelengths. The fused
fiber coupler is created through a process of fusing two bare fibers pulling the
fused section to achieve the desired optical characteristics.
Types of Optical Splitter
Specification
|
Parameter |
Single-mode |
Multimode |
Unit |
|
|
Working wavelength |
1260~1650 |
850 |
nm |
|
|
Insertion loss |
60: 40 |
60%≤2.70; 40%≤4.70 |
60%≤3.20; 40%≤5.20 |
dB |
|
70: 30 |
70%≤1.90; 30%≤6.00 |
70%≤2.50; 30%≤6.50 |
||
|
80: 20 |
80%≤1.20; 20%≤7.90 |
80%≤1.40; 20%≤9.00 |
||
|
90: 10 |
90%≤0.80; 10%≤11.60 |
90%≤1.30; 10%≤12.00 |
||
|
70: 15: 15 |
70%≤1.90; 15%≤9.00 |
70%≤2.50; 15%≤10.50 |
||
|
80: 10: 10 |
80%≤1.20; 10%≤11.60 |
80%≤1.20; 10%≤12.00 |
||
|
70: 10: 10: 10 |
70%≤1.90; 10%≤11.60 |
70%≤2.50; 10%≤12.00 |
||
|
60: 20: 10: 10 |
60%≤2.70; 20%≤7.90; 10%≤11.60 |
60%≤3.20; 20%≤9.00; 10%≤12.00 |
||
|
Polarization-dependent loss |
≤0.15 |
≤0.15 |
dB |
|
|
Direction |
≥55 |
≥55 |
dB |
|
|
Return loss |
≥55 |
≥55 |
dB |
|
|
Working temperature |
-40~+85 |
-40~+85 |
°C |
|
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