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Description

The 1030nm 1x2(2x2) Polarization Maintaining (PM) Fiber Fused Coupler from DK Photonics is a precision-engineered optical component designed for high-performance fiber optic systems. Utilizing advanced fusing techniques and high-quality polarization maintaining fiber, this coupler ensures minimal excess loss and a high polarization extinction ratio, making it an ideal choice for applications where maintaining the state of polarization is critical. Its compact in-line package allows for easy integration into a variety of optical setups, while its robust construction guarantees long-term stability and reliability even in demanding environments.

This PM fiber fused coupler is specifically optimized for operation at 1030nm, catering to the needs of modern fiber optic instruments, amplifiers, sensors, and coherent detection systems. The device is capable of operating on both the fast and slow axes, providing flexibility for different system requirements. Its ability to split high-power, linearly polarized light into two separate paths without disturbing the original polarization state is particularly valuable in applications such as optical gyroscopes, interferometric sensors, and advanced research setups.

One of the standout features of this coupler is its customizable coupling ratio, which can be tailored to meet specific customer requirements. Whether you need a standard 50/50 split or a highly asymmetric ratio, DK Photonics can accommodate a wide range of specifications. The coupler supports various fiber pigtail options, wavelengths, and handling power levels, ensuring compatibility with diverse system architectures. With its low insertion loss and high extinction ratio, the 1030nm 1x2(2x2) PM Fiber Fused Coupler delivers exceptional performance for both standard and custom optical applications.

1030nm PM Fiber Fused Coupler

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Specifications

Type: Fused Biconical Taper (FBT)
Configuration: 1x2, 2x2
Splitting Ratio: Other / Not specified
Wavelength: 1030 nm
Fiber Type: Multi-mode (MM)
Connector Type: Other / Not specified
Housing Material: Other / Not specified
Wavelength Range: ±20 nm
Max.Excess Lose: 0.4 dB
Min. Extinction Ratio: 18 dB
Max. Insertion Loss (50/50): 3.6 dB
Max. Power Handling: 2, 3, 5, 10 W
Center Wavelength: 980, 1030, 1050 nm
Configuration: 1x2 or 2x2
Excess Lose: 0.2 dB
Mini. PER For Through Port: 20 dB
Min. Directivity: 55 dB
Min. Return Loss: 55 dB
Thermal Stability: ≤0.005 dB/℃
Max. Tensile Load: 5 N
Fiber Type: PM980 Panda fiber, or PM1060L fiber or other
Operating Temperature: -10 to +70 °C
Storage Temperature: -40 to +85 °C
Dimensions (Ф×L): Ф3.0×54(bare fiber), or Ф3.0×60(0.9mm loose tube) mm

Got questions about specs? Use the inquiry form to ask.

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Features

  • Low Insertion Loss: Minimizes signal loss for optimal performance in fiber optic systems.
  • High Polarization Extinction Ratio: Ensures excellent polarization maintenance, ideal for sensitive applications.
  • Operates on Both Fast and Slow Axis: Supports both axes for versatile integration into various setups.
  • Wide Coupling Ratio Options: Customizable coupling ratios (1/99 to 50/50) to meet specific application requirements.
  • Compact In-Line Package: Space-saving design for easy installation in dense optical circuits.
  • High Stability and Reliability: Robust construction for long-term, consistent performance in demanding environments.
  • Customizable Specifications: Options for custom fiber pigtails, wavelengths, tap ratios, and power handling available upon request.
  • Broad Wavelength Range: Designed for operation from 780 nm to 2100 nm, with standard at 1030 nm.
  • Low Excess Loss: Advanced fusing technique ensures minimal additional loss beyond the coupling ratio.
  • Polarization Insensitive Splitting: Splits high-power linearly polarized light without disturbing the state of polarization (SOP).
  • Ideal for High-Power Applications: Suitable for splitting and combining high-power polarized signals.
  • Quality Assurance: Manufactured with strict quality control for consistent and reliable performance.

Applications

  • Fiber Optic Sensing Systems
    Ideal for use in distributed and point fiber optic sensor networks, including interferometric and gyroscopic sensors, where maintaining polarization is critical for measurement accuracy.
  • Fiber Laser Systems
    Used in high-power fiber laser setups for power splitting, monitoring, and feedback loops, ensuring stable polarization for optimal laser performance.
  • Coherent Optical Communication
    Essential in advanced coherent communication systems for splitting and combining polarization-maintained signals, supporting high data rates and signal integrity.
  • Quantum Optics & Quantum Key Distribution (QKD)
    Enables precise polarization control in quantum optics experiments and secure QKD systems, where polarization fidelity is crucial.
  • Fiber Amplifiers (EDFA, YDFA, etc.)
    Used for power monitoring, signal splitting, and pump/signal combining in polarization-maintaining fiber amplifier modules.
  • Test and Measurement Equipment
    Integrated into polarization-sensitive optical test benches and instruments for accurate characterization of optical components and systems.
  • Optical Gyroscopes
    Critical component in fiber optic gyroscopes (FOGs) for navigation and inertial measurement, ensuring high extinction ratio and low loss.
  • Research and Development
    Widely used in university and industrial R&D labs for experiments requiring stable polarization, such as nonlinear optics, spectroscopy, and metrology.
  • Biomedical Imaging
    Supports polarization-sensitive optical coherence tomography (OCT) and other advanced biomedical imaging techniques.
  • Polarization-Sensitive Interferometry
    Facilitates high-precision interferometric measurements in metrology and sensing applications.
  • Laser Delivery Systems
    Ensures polarization integrity in medical, industrial, and scientific laser delivery setups.
  • Polarization Multiplexing/Demultiplexing
    Used in systems requiring the separation or combination of signals based on polarization states for increased channel capacity.

Frequently Asked Questions

What is a 1030nm 1x2(2x2) PM Fiber Fused Coupler?
A 1030nm 1x2(2x2) Polarization Maintaining (PM) Fiber Fused Coupler is an optical device designed to split or combine polarized light signals at the 1030nm wavelength. It maintains the polarization state of the input light, ensuring minimal signal degradation, and is commonly used in fiber optic instruments, amplifiers, sensors, and coherent detection systems.
What are the key features of the DK Photonics PM Fiber Fused Coupler?
The DK Photonics PM Fiber Fused Coupler offers low insertion loss, high extinction ratio, compact in-line packaging, operation on both fast and slow axes, and high stability and reliability. It is customizable for various coupling ratios and fiber types to meet specific application requirements.
What applications are suitable for the 1030nm PM Fiber Fused Coupler?
This coupler is ideal for use in fiber optic instruments, fiber amplifiers, fiber sensors, coherent detection systems, and research applications where maintaining the polarization state of light is critical.
How does the polarization maintaining fused coupler work?
The PM fused coupler uses a unique fusing technique and polarization maintaining fiber to split or combine linearly polarized light without disturbing its state of polarization (SOP). It can operate on both the fast and slow axes, ensuring high polarization extinction ratio and minimal excess loss.
Can the coupling ratio and other specifications be customized?
Yes, DK Photonics offers customization for coupling ratio, fiber pigtails, operating wavelengths, tap ratio, and handling power. Customers can specify their requirements, and the company will provide a tailored solution to meet their needs.
What is the typical insertion loss and extinction ratio for this coupler?
The coupler is designed for low insertion loss and high extinction ratio. Specific values depend on the selected coupling ratio and configuration, but the device is optimized for minimal signal loss and high polarization maintenance, with extinction ratio data typically measured on the slow axis.
How do I order a custom PM Fiber Fused Coupler from DK Photonics?
To order a custom PM Fiber Fused Coupler, provide a detailed description of your requirements—including desired coupling ratio, wavelength, fiber type, and any special handling needs—by contacting DK Photonics via their website or email. The company will review your specifications and provide a quote for a custom solution.

Got more questions? Use the inquiry form to ask the supplier directly.

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