1310/1550nm In-line Faraday Rotator
The In-line Faraday Rotator 1310 &1550nm are characterized with low IL, high return loss, high extinction ratio and excellent environmental stability and reliability. It is with fiber in and fiber out. They are ideal for polarization maintaining fiber amplifiers, fiber lasers, and high speed communication system and instrumentation applications.
| Features | Applications |
| Low insertion loss
Excellent stability and reliability High power handling |
Fiber laser
Fiber amplifier Communications |
Performance Specifications
| Parameter | Unit | Values | |
| Center Wavelength | nm | 1310, 1480, 1550 | |
| Operating Bandwidth | nm | +/-15 | |
| Max. Insertion Loss at 23℃ | dB | 0.5(45deg.), 0.6(90deg.) | |
| Faraday Rotation Angle at 23℃ | degree | 45 or 90 | |
| Rotation Angle Tolerance over Wavelength and Temperature at 23℃ | degree | +/-1.0 | |
| Min. Extinction Ratio (dB) | dB | 0.05 | |
| Min. Return Loss (dB) | dB | ≥50/50 | |
| Fiber Type | Option 1 | – | PMF→PMF |
| Option 2 | SMF-28e→PMF | ||
| Option 3 | SMF-28e→SMF-28e | ||
| Max. Optical Power | mW | 500 | |
| Operation Temperature | °C | -5 ~ +70 | |
| Storage Temperature | °C | -40 ~ +85 | |
| Dimensions | mm | Ø5.5xL35 | |
- Above specifications are for device without connector.
- For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower and ER will be 2dB lower. The default connector key is aligned to slow axis. Power transmits through the connector less than 2W.
- Higher power up to 20W is possible; please contact DK Photonics for details.
Package Dimension
Order information P/N: ILFR-①-②-③-④-⑤-⑥
When you inquire, please provide the correct P/N number according to our ordering information, and attach the appropriate description would be better. If need any connector, we do not recommend choosing a 250μm bare fiber pigtail.
| ① | ② | ③ | ④ | ⑤ | ⑥ |
| Wavelength | Faraday Rotation Angle | Fiber Type | Pigtails Diameter | Fiber Length | Connector |
| 13:1310nm
14:1480nm 15:1550nm |
45:45°
90:90° |
1: Option 1
2: Option 2 3: Option 3 X:Others |
25:250μm bare fiber
90:900μm Loose Fiber XX: Others |
05:0.5m
10:1.0m 15:1.5m XX: Others |
00:None
FP: FC/PC FA: FC/APC SP: SC/PC SA: SC/APC XX: Others |
Part Number Example: ILFR-15-45-1-90-10-FA
Description: 1550nm in line Faraday Rotator, faraday rotation angle: 45°, PM fiber in and PM fiber out, with 0.9mm OD loose tube, 1.0m length fiber pigtails, FC/APC connectors at all ports.
Ordering Information for Custom Parts
If you need to customize other specifications, please provide detailed description for your requirement.
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