PM 780nm Circulator
This PM 780 Circulator offers low insertion loss, high return loss, low polarization-dependent loss (PDL), high isolation, and excellent stability and reliability. Designed for a center wavelength of 780 nm, it ensures high performance across a range of applications including optical amplifiers, fiber sensors, and bi-directional communication systems. The device supports polarization-maintaining fiber and is available in customizable configurations with options for fiber type, connector style, and fiber length to suit specific system needs.
Description
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 | P Grade |
| Configuration | Port 1 to Port 2 to Port 3 |
| Center Wavelength | 780 |
| Operating Wavelength Range | ±10 |
| Typ. Insertion Loss | 1.3 |
| Max. Insertion Loss at | 1.5 |
| Typical Isolation (dB) | ≥25 |
| Minimum Isolation (dB) | ≥22 |
| Min. Extinction Ratio | ≥20 |
| Working axis | fast axis, slow axis |
| fiber optic model | PM780 |
| Cross Talk (dB) | ≥45 |
| Polarization Dependent Loss (dB) | ≤0.15 |
| Return Loss（dB） | ＞45 |
| Maximum Power Handling (mW) | 0.5、1、2、5、10 |
| Opterating Temperature (℃) | 0~+70 |
| Storage Temperature (℃) | -10~+70 |
| Package dimension (mm) | 58*28*26/70*28*26 |
Ordering Information
| Product | wavelength | Fiber Type | Connector | Fiber length |
| 3=3 port | 780nm | 1=Bare fiber | FC/PC | 0=0.5m |
| 2=PM780 | FC/APC | 1=1m | ||
| SC/PC | 2=2m | |||
| SC/APC | ect. | |||
| ect. |
