Description
The 1550nm Polarization Maintaining Isolator is a two-port micro-optic device built with PM panda fiber. It offers low insertion loss, high isolation, high extinction ratio, and excellent stability and reliability.
This device guides optical light in one direction, eliminating back reflection and back scattering in the reverse direction. The isolator can be constructed with bare fiber or a 900μm jacketed cable. It finds wide applications in amplifier systems, fiber optic systems, and fiber lasers.
1550nm Polarization Maintaining Isolator
Specifications
| Type Of The Device: | Isolator |
|---|---|
| Operating Wavelength: | 1550 nm |
| Max Power: | 20 W |
| Min Isolation: | 48 dB |
| Operating Wavelength Range: | ±20 nm |
| Max. Insertion Loss At 23℃: | 0.55 dB |
| Typ. Peak Isolation At 23℃: | 42 dB |
| Extinction Ratio: | ≥20 dB |
| Return Loss (input/output): | ≥50/50 dB |
| Fiber Type: | PM1550-XP |
| Operating Temperature: | -5 to +70 °C |
| Storage Temperature: | -40 to +85 °C |
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Features
- High Isolation Performance: Dual-stage design achieves typical isolation levels up to 58 dB, effectively suppressing back reflections and unwanted feedback in optical systems.
- Low Insertion Loss: Engineered for minimal signal attenuation, with typical insertion loss around 0.5 dB, ensuring efficient light transmission.
- High Extinction Ratio: Maintains polarization integrity with extinction ratios ≥20 dB, crucial for polarization-sensitive applications.
- Robust Power Handling: Capable of handling continuous wave (CW) power levels up to 10 W, suitable for high-power fiber laser systems.sun-ins.com
- Reliable Construction: Built with PM Panda fiber and housed in a compact, durable package, ensuring long-term stability and reliability.
- Flexible Configuration: Available with various fiber types, connector options, and axis alignments to meet specific system requirements.
Applications
Fiber Laser Systems: Prevents back reflections that can destabilize laser operation, enhancing performance and longevity.
Optical Amplifiers (e.g., EDFAs): Protects gain media from reflected signals, maintaining amplifier efficiency and signal integrity.
Fiber Optic Sensing: Ensures accurate measurements by eliminating interference from backscattered light in sensing applications.
Telecommunications: Maintains signal quality in high-speed optical communication networks by suppressing unwanted reflections.
Research and Development: Ideal for laboratory setups requiring precise control over light propagation and polarization.
Frequently Asked Questions
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