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3 Ports C+L 1528~1610nm Polarization Maintaining Optical Circulator
The 3 Ports C+L 1528~1610nm Polarization Maintaining Optical Circulator is a high-performance, non-reciprocal passive device that routes light sequentially from Port 1 → Port 2 and Port 2 → Port 3 while maintaining the input polarization state. Designed to operate across the C+L wavelength band (1528–1610 nm), it provides low insertion loss, high isolation, and an excellent polarization extinction ratio (PER), ensuring stable and precise optical signal transmission in broadband polarization-sensitive systems.
$580.00
3 Ports C+L 1528~1610nm Polarization Maintaining Optical Circulator
The 3 Ports C+L 1528~1610nm Polarization Maintaining Optical Circulator is a high-performance, non-reciprocal passive device that routes light sequentially from Port 1 → Port 2 and Port 2 → Port 3 while maintaining the input polarization state. Designed to operate across the C+L wavelength band (1528–1610 nm), it provides low insertion loss, high isolation, and an excellent polarization extinction ratio (PER), ensuring stable and precise optical signal transmission in broadband polarization-sensitive systems.
Constructed with PM1550 PANDA fiber, this circulator maintains accurate polarization alignment — with the slow axis aligned to the key by default — and delivers outstanding thermal and mechanical stability. Its wide operating bandwidth makes it ideal for use in DWDM systems, coherent communication networks, fiber amplifiers (EDFA/RAMAN), fiber sensors, and optical test instruments, where consistent polarization performance is essential.
Specifications
| Parameter | Value | ||||
|---|---|---|---|---|---|
| Center Wavelength | 1064nm | 1310/1480/1550nm | C + L Band | 1950/2000/2050nm | |
| Operating Wavelength Range | ±5nm | ±30nm | 1528 – 1610nm | ±30nm | |
| Single/Dual Stage | Single Stage | Dual Stage | Dual Stage | Single Stage | |
| Isolation | Typ | ≥30dB | ≥52dB | ≥50dB | ≥20dB |
| Min | ≥22dB | ≥40dB | ≥40dB | ≥16dB | |
| Insertion Loss | ≤2.2dB | ≤0.9dB | ≤0.9dB | ≤1.5dB | |
| Extinction Ratio | ≥20dB | ≥20dB | ≥20dB | ≥18dB | |
| Max CW Power | 200mW | 300/1000/2000mW | 500mW | ||
| Max Peak Power (Pulse) | <10KW@ns pulse | ||||
| Working Axis | Slow Axis or Fast Axis or Both Axis | ||||
| Cross Talk | ≥50dB | ≥50dB | ≥50dB | ≥40dB | |
| Return Loss | ≥50dB | ||||
| Fiber Type | PM Fiber | ||||
| Dimension | Single Working Axis | Φ5.5 x L35mm | |||
| Dual Working Axis | Φ5.5 x L50mm | ||||
| Operating Temperature | -5 ~ +70°C | ||||
| Storage Temperature | -40 ~ +85°C | ||||
Note: Measured at 25°C. Data exclude connectors; adding connectors increases insertion loss by 0.3 dB, reduces return loss by 5 dB, and lowers extinction ratio by 2 dB. The PM fiber slow axis is aligned to the key by default.
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