780-1550nm Polarization Maintaining Coupler
The polarization maintaining coupler is a high-performance optical device designed for polarization-maintaining fiber applications. It covers a wide wavelength range from near-infrared to visible light. With a polarization-maintaining structure, it effectively preserves the input light's polarization state, ensuring minimal impact during transmission. It operates within the 780-1550nm range and is suitable for various optical systems, including optical amplifiers, optical sensors, and laser systems.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Central Wavelength (nm) 1x2 | 1550, 1310, 1064, 980, 850, 780nm |
| Central Wavelength (nm) 2x2 | 1550, 1310, 1064, 980, 850, 780nm |
| Bandwidth (nm) 1x2 | ±40, ±20, ±10nm |
| Bandwidth (nm) 2x2 | ±40, ±20, ±10nm |
| Excess Loss (dB) 1x2 | ≤0.7, ≤0.8, ≤0.8dB |
| Excess Loss (dB) 2x2 | ≤0.8, ≤0.8, ≤0.8dB |
| Uniformity (dB) 1x2 | ≤0.4, ≤0.5, ≤0.6dB |
| Uniformity (dB) 2x2 | ≤0.5, ≤0.6, ≤0.8dB |
| Extinction Ratio (dB) | ≥20dB |
| Return Loss (dB) | ≥50dB |
| Maximum Optical Power (mW) | 500mW |
| Maximum Tensile Load (N) | 5N |
| Operating Temperature (°C) | -5~+70°C |
| Storage Temperature (°C) | -40~+85°C |
| Fiber Tail Type | 0.9mm loose tube |
| Fiber Tail Length | 0.8m |
Applications
Key Features
Datasheet
Supplier Information
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