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4 Ports 1310nm Singlemode Polarization Insensitive Optical Circulator
The 4 Ports 1310nm Singlemode Polarization Insensitive Optical Circulator is a high-performance non-reciprocal passive device that routes light sequentially from Port 1 → Port 2 → Port 3 → Port 4, ensuring precise and unidirectional signal transmission in singlemode fiber systems. Designed to operate at 1310 nm, it features low insertion loss, high isolation, and excellent return loss, providing reliable performance for optical communication and testing applications.
$304.00
4 Ports 1310nm Singlemode Polarization Insensitive Optical Circulator
The 4 Ports 1310nm Singlemode Polarization Insensitive Optical Circulator is a high-performance non-reciprocal passive device that routes light sequentially from Port 1 → Port 2 → Port 3 → Port 4, ensuring precise and unidirectional signal transmission in singlemode fiber systems. Designed to operate at 1310 nm, it features low insertion loss, high isolation, and excellent return loss, providing reliable performance for optical communication and testing applications.
With its polarization-insensitive design, the circulator delivers stable operation regardless of the input polarization state. The robust, compact construction ensures high reliability and environmental stability, making it ideal for both laboratory and field deployment.
This 4-port circulator is widely used in optical communication networks, OTDR testing, DWDM/CWDM systems, optical amplifiers, and fiber sensor setups, where multi-path routing and back reflection isolation are required.
Specifications
| Parameter | Value | ||
|---|---|---|---|
| Center Wavelength | 1310/1480/1550nm | C + L Band | |
| Operating Wavelength Range | ±20nm | 1528 – 1610nm | |
| Isolation | Typ | ≥50dB | ≥50dB |
| Min | ≥40dB | ≥40dB | |
| Insertion Loss | ≤0.9dB | ≤1.0dB | |
| Polarization Dependent Loss | ≤0.15dB | ≤0.2dB | |
| Max CW Power | 300/1000/2000mW | ||
| Max Peak Power (Pulse) | <1KW@ns pulse | ||
| Cross Talk | ≥50dB | ||
| Return Loss | ≥50dB | ||
| Fiber Type | SM Fiber | ||
| Dimension | Φ5.5 x L60mm | ||
| Operating Temperature | -5 ~ +70°C | ||
| Storage Temperature | -40 ~ +85°C | ||
Note: Test environment: 25°C. Data shown exclude connectors. Adding connectors will increase insertion loss by 0.3dB and reduce return loss by 5dB.
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