1310 -1550nm 4-Port Polarization Maintaining Circulator
Description
The GKER Photonics 4-Port Polarization Maintaining Circulator (GK-DPMCIR Series) is a high-performance optical component designed for precise signal routing in advanced fiber optic systems. This compact circulator features four ports, efficiently directing incoming signals from Port 1 to Port 2, Port 2 to Port 3, and Port 3 to Port 4.
Engineered for superior performance, it offers high isolation, low insertion loss, and a high extinction ratio, ensuring optimal signal integrity and minimal interference. The circulator is built to withstand a wide range of environmental conditions, with excellent stability across varying temperatures, making it suitable for use in diverse applications such as telecommunications, fiber optic sensing, and quantum optics.
Available in two types—Type A and Type B—the GK-DPMCIR Series supports multiple wavelength ranges, including 1310 nm and 1550 nm, providing flexibility for different system requirements. With its robust design and customizable options, this circulator is an ideal choice for demanding optical networks that require reliable and precise signal management.
1310 -1550nm 4-Port Polarization Maintaining Circulator
Specifications |
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|---|---|
| Type Of The Device: | Circulator |
| Operating Wavelength: | 1310 1550 nm |
| Max Power: | 300 W |
| Min Isolation: | 40 22 dB |
| Center Wavelength (λc): | 1310, 1550 nm |
| Operating Wavelength Range: | λc ± 30 λc ± 20 dB |
| Typ. Insertion Loss, λc , 23 ℃: | 0.8 0.7 dB |
| Max. Insertion Loss, All Temperature, All Wavelength Range: | 1.1 1.0 dB |
| Peak Isolation: | 52 40 dB |
| Typ. Isolation, λc, 23 ℃: | 50 30 dB |
| Min. Isolation, All Wavelength Range, 23 ℃: | 40 22 dB |
| Min. Extinction Ratio: | 20 20 dB |
| Min. Crosstalk (1 → 3, 2 → 4): | 50 dB |
| Min. Return Loss: | 55 mW |
| Max. Optical Power (Continuous Wave): | 300 kW |
| Max. Tensile Load: | 5 N |
| Operating Temperature: | - 5 to + 70 ℃ |
Features
- High Isolation: Ensures minimal signal leakage with peak isolation up to 52 dB (Type A) and 40 dB (Type B)
- Low Insertion Loss: Delivers efficient signal transmission with typical insertion loss of 0.7 dB (Type B) and maximum insertion loss of 1.1 dB across all wavelengths
- High Extinction Ratio: Maintains polarization with a minimum extinction ratio of 20 dB, ideal for sensitive applications
- Excellent Environmental Stability: Operates reliably across a wide temperature range from -5°C to +70°C, suitable for various environmental conditions
Applications
- Telecommunications: Enhances signal routing and management in advanced fiber optic communication networks
- Fiber Optic Sensing: Ideal for use in precision sensing applications that require stable polarization and minimal signal loss
- Quantum Optics: Supports high-performance quantum experiments with precise control over signal polarization and routing
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How to order?
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Ships from:
China
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Sold by:
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On FindLight:
since 2024
Frequently Asked Questions
The circulator routes signals from Port 1 to Port 2, Port 2 to Port 3, and Port 3 to Port 4 while maintaining polarization and minimizing signal loss.
The circulator supports 1310 nm and 1550 nm wavelengths, with an operating range of λc ± 30 nm for Type A and λc ± 20 nm for Type B.
The typical insertion loss is 0.8 dB for Type A and 0.7 dB for Type B, ensuring efficient signal transmission.
The circulator offers peak isolation of up to 52 dB for Type A and 40 dB for Type B, with a minimum isolation of 40 dB for Type A and 22 dB for Type B.
The circulator maintains a minimum extinction ratio of 20 dB, ensuring stable polarization for sensitive applications.
The circulator operates reliably in temperatures ranging from -5°C to +70°C, making it suitable for various environments.
The circulator can handle up to 300 mW of continuous wave optical power and 10 kW for ps pulse peak power.
Type A circulates signals in the sequence 1 → 2, 2 → 3, 3 → 4, while Type B circulates signals in the sequence 1 → 2, 2 → 3, 3 → 4, 4 → 1.
The fiber is aligned to the slow axis, ensuring that the fast axis is blocked, optimizing performance for polarization-maintaining applications.
The connector key is aligned to the slow axis, with IL 0.3 dB higher, RL 5 dB lower, and ER 2 dB lower for each connector added.