PM 1550nm Circulator
The PM 1550 Circulator provides low insertion loss, high return loss, low polarization-dependent loss, and excellent isolation for reliable operation in polarization-maintaining optical systems. Designed for a center wavelength of 1550 nm, it is widely used in applications such as optical amplifiers, fiber sensors, and bi-directional communication. Available in single or double stage configurations, the circulator supports flexible customization with options for fiber type, connector style, and fiber length to meet specific system integration requirements.
Description
Product Features & Applications
| Features | Applications |
| Low Insertion Loss | Optical Amplifier |
| High Return Loss | Fiber Sensor |
| Low PDL | Fiber Instrument |
| High stability and reliability | Dispersion Compensation |
| High Isolation | Bi-Direcation Communication |
Performance Specifications |
| Parameter | single | double |
| Configuration | Port 1 to Port 2 to Port 3 | |
| Center Wavelength | 1550±30 | |
| Typ. Insertion Loss | 0.7 | 0.7 |
| Max. Insertion Loss at | 0.9 | 1.0 |
| Typical Isolation (dB) | ≥30 | ≥46 |
| Minimum Isolation (dB) | ≥22 | ≥40 |
| Min. Extinction Ratio | ≥20 | ≥20 |
| Working axis | fast axis, slow axis | |
| fiber optic model | PM1550 | |
| Cross Talk (dB) | ≥50 | |
| Polarization Dependent Loss (dB) | ≤0.15 | |
| Return Loss（dB） | ≥50 | |
| Maximum Power Handling (mW) | 300 | |
| Opterating Temperature (℃) | -10~+75 | |
| Storage Temperature (℃) | -40~+85 | |
| Package dimension (mm) | Φ5.5xL35、Φ5.5xL50 | |
| Package dimension (mm) (ABS box) | 90x20x10 | |
Ordering Information
| Product | wavelength | Fiber Type | Connector | Fiber length |
| 3=3端口 | 1=1550nm | 1=Bare fiber | FC/PC | 0=0.5m |
| 2=PM1550 | FC/APC | 1=1m | ||
| SC/PC | 2=2m | |||
| SC/APC | ect. | |||
| ect. |
