FBT COUPLER
T&S Communication coupler manufacturerprovides a wide breadth of FBT couplers, which includes SM standard coupler, dual-window coupler, three-window coupler, wideband coupler with low insertion loss and high performances. The FBT couplers are available with a coupling ration ranging from 1:99 to 50:50. Customized specifications are basically available.
FBT Coupler is a type of splitter which is based on fused biconical taper technology. The technology is widely accepted and adopted in the PON solution. FBT or fused biconical taper is a traditional technology that two fibers are twisted and fused together under high temperature while the device is being elongated and tapered. As a professional coupler factory, T&S provides various kinds of high-quality FBT couplers.
Features of FBT Coupler
Passed Telcordia GR-1221-CORE, and 85℃, 85％RH test up to 1500 hours
Low extra loss
Specifications of FBT Coupler
1×2 Single Mode Coupler(SMC)
1×2 Tap Coupler(WTC)
Three-Windows Couple(TWC)
1×N Monolithic Single Mode Couple(MSC)
|
Wavelength |
nm |
1310,1550,1310&1550 |
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|
Bandwidth |
nm |
±20，±40 |
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Coupling Ratio |
50/50 |
40/60 |
20/80 |
10/90 |
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Grade |
P |
S |
P |
S |
P |
S |
P |
S |
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|
Insertion Loss |
dB |
Max |
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|
Uniformity |
dB |
Max |
/ |
/ |
/ |
/ |
/ |
/ |
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|
PDL |
dB |
Max |
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|
Return Loss |
dB |
≥50 |
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|
Operating Temperature |
℃ |
-20～75 |
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As a professional fiber optic products supplier, T&S provides various kinds of high-quality optical communications products.
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