|
| Brand Name: | Gracyfiber |
| Model Number: | PMFBT-1213&1550ST20910-22(S5) |
| MOQ: | 1pieces |
| Payment Terms: | L/C, T/T |
| Supply Ability: | 100,000 pieces per month |
1x2 2x2 Fused PM Fiber Coupler Polarization Maintaining FBT Splitter Combiner 1310 1550nm for EDFA Coherent Communication Power Monitoring and Fiber Sensing
1. Product Description
This 1×2 (2×2) Fused PM Fiber Standard Coupler is a polarization-maintaining fiber coupler based on fused taper technology, suitable for stable beam splitting and polarization-maintaining applications in dual-wavelength systems of 1310nm and 1550nm.
2. Key Features
|
Parameters |
Unit |
Spec. |
|
Operating Wavelength |
nm |
1310&1550 |
|
Operating Bandwidth |
nm |
+/-20 |
|
Typical Excess Loss |
nm |
≤0.8 |
|
Polarization Extinction Ratio |
dB |
≥18 |
|
Return Loss |
dB |
≥50 |
|
Power Handling |
W |
≤0.5 |
|
Splitting Ratio
|
Unit
|
Insertion loss
|
|
|
P Grade
|
A Grade
|
||
|
50/50 |
dB |
≤3.6 |
≤3.8 |
|
20/80 |
dB |
≤7.8/1.6 |
≤8.2/1.7 |
|
10/90 |
dB |
≤11.4/0.86 |
≤11.8/1.0 |
|
5/95 |
dB |
≤14.4/0.8 |
≤14.9/0.9 |
|
1/99 |
dB |
≤21.7/0.4 |
≤22.2/0.6 |
3. Applications
EDFA
Fiber Optic Instrument
Coherent Communication
Power Monitoring
Fiber Sensor
Q1: What operating wavelengths does this Fused PM Fiber Coupler support?
A: This product supports dual-wavelength operation at 1310nm & 1550nm, with an operating bandwidth of ±20nm, suitable for polarization-maintaining splitting, optical path monitoring, and testing applications in the communication band.
Q2: What are the main performance characteristics of this product?
A: This product features low added loss, high return loss, high directivity, and good polarization maintenance capability. Its typical added loss is ≤0.8dB, polarization extinction ratio is ≥18dB, return loss is ≥50dB, directivity is ≥55dB, and maximum power handling is ≤0.5W.
Q3: Does this polarization-maintaining fused fiber coupler support customization?
A: Customization is supported. The product is available in 1×2 or 2×2 port configurations, supporting various splitting ratios such as 50/50, 20/80, 10/90, 5/95, and 1/99. Package size, fiber sheath, fiber length, and connector type can be customized. Connectors are available in FC/APC, FC/UPC, SC/APC, SC/UPC, LC/APC, LC/UPC, or other specifications. The default connector key alignment is with the slow axis.
Address
4/F,Building D ,ZhiXuanHan Yuanling Industrial Park,ShiYan Sub-District,Baoan District,Shenzhen City,Guangdong Province,China
Tel
86-0755-27204792
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