PM 1310/1550nm Coupler (1×3)
This three-port Polarization Beam Combiner/Splitter (PBC&S) operates at 1310/1550 nm, featuring low insertion loss, high extinction ratio, and high return loss. It is designed for polarization-maintaining systems, fiber lasers, and communication/sensing applications, offering reliable performance compliant with Telcordia and RoHS standards.
Description
| 1. Features: |
| Low insertion loss |
| High extinction ratio |
| High Return Loss |
| Excellent environmental stability and reliability |
| 2. Applications: |
| Fiber Laser |
| Fiber Sensor |
| Communication System |
| Test Instrumentations |
| Polarization maintaining optical system |
| 3. Compliance: |
| Telcordia GR-1209-CORE |
| Telcordia GR-1221-CORE |
| RoHS |
4. Specifications:
| Type
Parameters |
Unit | Values | |
| P | A | ||
| Port Type | 1X3 (33:33:33) | ||
| Operating Wavelength Range | nm | 1310±20 & 1550±20 | |
| Excess Loss | dB | ≤0.8 | ≤1.0 |
| Uniformity | dB | ≤0.7 | ≤0.7 |
| Extinction Ratio for F type | dB | ≥17 | ≥16 |
| Tap Ratio | % | ±7 | ±10 |
| Return Loss | dB | ≥50 | ≥45 |
| Directivity | dB | ≥50 | |
| Handling Power | W | ≤2 | |
| Tensile Load | N | ≤5 | |
| Fiber Type | – | PM Panda Fiber | |
| Operating Temperature | ℃ | -20 to +70 | |
| Storage Temperature | ℃ | -50 to +85 | |
| Package Type | mm | ¢3.0*70 or ¢3.0*54 | |
| “B” for Both axis working, “F” for Fast axis blocking. | |||
| The specifications are w/o connector. |
| For devices with connectors, 0.3dB higher for IL, 5dB lower for RL and 2dB lower for ER. |
| For device with connector, key aligned to slow axis. |
5. Product Ordering information:
| PMFC | X X | X | X | X | XXX | XX | XX | |
| Product Description | Port Type | Operating Wavelength | Axis Type | Coupling Ratio | Pigtail Type | Port1&2&3 4&5&6 Connector Type | Package Size | Fiber Length |
| P=Polarization | 1X2 | 98=980 | F | 33=33:33:33 | 0=250um | 0=None | 37=3×70 | 05=0.5m |
| M=Maintaining | 2X2 | 06=1064 | B | 1=900um | 1=FC/UFC | 35=3×54 | 08=0.8m | |
| F=Fused | 1X3 | 15=1550 | 2=FC/APC | 10=1.0m | ||||
| C=Coupler | 13=1310 | 3=SC/UPC | 12=1.2m | |||||
| 4=SC/APC |


