Description
The DK Photonics 1550nm High Power Polarization Maintaining (PM) In-line Optical Isolator is a high-performance component engineered to allow light transmission in only one direction while maintaining the polarization state. Designed for demanding high-power applications, this isolator supports both continuous wave (CW) and pulsed operations with power handling capabilities up to 30W and peak pulse power up to 20kW.
With features like low insertion loss, high isolation, and exceptional return loss, the device ensures stable and reliable operation in environments requiring stringent feedback suppression. Available in both PM and non-PM versions, it supports customizable fiber types such as PM1550-XP and PM-GDF-12/130-M, with multiple pigtail and connector options.
Ideal for use in high-power fiber lasers, amplifiers, test instrumentation, and fiber research applications, this isolator combines compact packaging with excellent environmental and thermal stability. DK Photonics welcomes customization requests for wavelength, fiber type, and mechanical packaging.
Whether you're designing robust laboratory setups or advanced optical systems, this isolator offers the flexibility and performance necessary for your critical optical paths.
High Power Polarization Maintaining Isolator
Specifications
| Type Of The Device: | Isolator |
|---|---|
| Operating Wavelength: | 1550 nm |
| Max Power: | 30 W |
| Min Isolation: | 35 dB |
| Operating Wavelength Range: | ±20 nm |
| Minimum Isolation (at 25℃): | 28 dB |
| Typical Insertion Loss: | 0.4 dB |
| Maximum Insertion Loss (at 25℃): | 0.8 dB |
| Minimum Extinction Ratio: | 18 dB (Type B), 20 dB (Type F) |
| Return Loss: | ≥50 dB |
| Power Handling (CW): | 10W, 20W, 30W (customizable) |
| Peak Power For Ns Pulse: | 5 kW, 10 kW, 20 kW (typical applications) |
| Fiber Type: | PM1550-XP, PM-GDF-12/130-M, PLMA-GDF-25/300 |
| Maximum Tensile Load: | 550 N |
| Operating Temperature: | 0 to +70 °C |
| Storage Temperature: | -40 to +85 °C |
Download Data Sheet
Features
- Low Insertion Loss: Typical value of 0.4 dB ensures minimal signal degradation
- High Isolation: Up to 35 dB peak isolation to block back-reflection
- High Power Handling: Supports CW up to 30W and pulsed peak power up to 20kW
- PM and Non-PM Versions: Offers flexibility for polarization-sensitive or -insensitive systems
- Excellent Stability: Maintains performance across 0°C to +70°C
- Customizable Fibers and Connectors: Tailor to your specific system requirements
- Reliable Build: Designed for harsh and high-power optical environments
Applications
- High Power Fiber Lasers: Maintains polarization while suppressing back reflections
- Fiber Amplifier Systems: Ensures signal integrity in optical amplification
- Instrumentation: Ideal for optical test and measurement setups
- Research Laboratories: Supports both CW and pulsed applications in advanced optical experiments
- Fiber Optic Sensing Systems: Enhances stability and signal directionality in sensor setups
Frequently Asked Questions
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