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Description

The 1064nm In-line Polarizer from DK Photonics is a precision optical component engineered to selectively transmit light with a specific polarization while effectively blocking the orthogonal polarization. This capability makes it an essential element in advanced photonics systems where maintaining polarization integrity is critical. By converting unpolarized light into highly polarized light with an excellent extinction ratio, this in-line polarizer enhances signal quality and system performance in a variety of demanding applications.

Designed for seamless integration into fiber optic networks, the 1064nm In-line Polarizer is particularly well-suited for use in fiber amplifiers, fiber lasers, and fiber optic sensors. Its robust construction ensures low insertion loss and high power handling, making it ideal for high-speed communication systems and precision test and measurement setups. The device’s high reliability and cost-effectiveness further position it as a preferred choice for both research and industrial environments.

The polarizer’s advanced polarization management properties help to significantly improve the extinction ratio of optical signals, which is crucial for minimizing crosstalk and enhancing the performance of polarization-sensitive equipment. Its compact, in-line design allows for easy installation within existing fiber optic infrastructures, supporting both standard and custom configurations to meet specific operational requirements. Whether used in laboratory research, telecommunications, or industrial laser systems, the 1064nm In-line Polarizer delivers consistent, high-quality polarization control.

For specialized needs, DK Photonics offers customization options, including tailored fiber pigtails, different wavelength operations, and high-power handling packages. This flexibility ensures that the polarizer can be adapted to a wide range of applications, from standard communication links to high-power laser delivery systems. With a commitment to ongoing innovation and quality, DK Photonics provides reliable solutions for the evolving demands of the photonics industry.

1064nm In-line Polarizer High Extinction Ratio for Fiber Lasers

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Specifications

Center Wavelength: 1064 nm
Operating Wavelength Range: 1030 – 1064 nm
Typical Insertion Loss: 0.4 dB
Min Return Loss: 50 dB
Typical Extinction Ratio: 30 dB
Max Optical Power (CW): 3000 mW
Wavelength: 1064 nm
Insertion Loss (IL): see note, typically low
Extinction Ratio (ER): see note, typically high
Power Handling: 1 W standard, >10 W with heat sink package
Fiber Type: PM fiber to PM fiber
Fiber Jacket: 0.9 mm OD loose tube
Fiber Length: 1.0 m
Connector Type: FC/APC (default, others available)
Operating Power Through Connector: <2 W

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

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Features

  • Wavelength: Centered at 1064nm, ideal for YAG laser and fiber laser applications
  • Low Insertion Loss: Ensures minimal signal attenuation for high-performance optical systems
  • High Extinction Ratio: Delivers superior polarization purity, typically >23dB, for demanding applications
  • High Power Handling: Supports standard and high-power operations; custom heat sink packages available for >10W
  • Polarization Maintaining: Designed for use with PM fibers, maintaining polarization state throughout transmission
  • Low Back Reflection: Optimized for low return loss, minimizing interference in sensitive setups
  • Compact In-line Design: Space-saving form factor for easy integration into fiber optic systems
  • Customizable Fiber Pigtails: Options for fiber type, length, and connector type (FC/PC, FC/APC, SC, etc.)
  • High Reliability and Stability: Robust construction ensures long-term performance in laboratory and industrial environments
  • Cost-Effective Solution: Competitive pricing without compromising on quality or performance
  • Wide Application Range: Suitable for fiber amplifiers, fiber lasers, fiber sensors, test and measurement, and communication systems
  • Custom Specifications Available: Tailored solutions for unique wavelength, power, or packaging requirements

Applications

  • Fiber Amplifiers
    Enhances polarization performance in fiber amplifier systems, ensuring stable and high-quality signal amplification for industrial, scientific, and medical applications.
  • Fiber Lasers
    Maintains polarization in fiber laser setups, improving beam quality, efficiency, and stability for precision material processing, micromachining, and medical laser systems.
  • Fiber Optic Sensing
    Used in distributed and point fiber optic sensors (e.g., interferometric, gyroscope, and current sensors) to improve measurement accuracy by ensuring high polarization extinction.
  • Test and Measurement Equipment
    Essential for polarization-sensitive test setups, such as optical spectrum analyzers, polarization extinction ratio testers, and optical time-domain reflectometers (OTDRs).
  • Optical Communication Systems
    Improves signal integrity and reduces polarization mode dispersion in high-speed optical communication networks, including coherent transmission systems and DWDM networks.
  • Quantum Optics and Quantum Communication
    Provides high polarization extinction for quantum key distribution (QKD), entangled photon sources, and other quantum information processing applications.
  • Polarization Control and Management
    Used in systems requiring precise polarization control, such as polarization-maintaining (PM) fiber networks, polarization controllers, and analyzers.
  • Laser Interferometry
    Enhances measurement precision in interferometric setups by ensuring a well-defined polarization state, crucial for metrology and scientific research.
  • Biomedical Imaging and Sensing
    Supports advanced imaging techniques like optical coherence tomography (OCT) and polarization-sensitive microscopy by delivering high extinction ratio polarized light.
  • High-Power Fiber Optic Systems
    Suitable for high-power applications (with appropriate packaging), such as industrial laser delivery and high-energy pulse transmission, where polarization purity is critical.

Frequently Asked Questions

What is a 1064nm In-line Polarizer and what does it do?
A 1064nm In-line Polarizer is a fiber optic component designed to transmit light with a specific polarization while blocking the orthogonal polarization. It is commonly used to convert unpolarized light into polarized light with a high extinction ratio, making it ideal for applications requiring precise polarization control such as fiber amplifiers, fiber lasers, fiber sensors, and high-speed communication systems.
What are the key features of the DK Photonics 1064nm In-line Polarizer?
The DK Photonics 1064nm In-line Polarizer offers low insertion loss, high power handling, high extinction ratio, low cost, and high reliability. These features make it suitable for demanding applications in fiber optics, including test and measurement, communications, and laser systems.
What applications are suitable for the 1064nm In-line Polarizer?
This in-line polarizer is ideal for use in fiber amplifiers, fiber lasers, fiber sensors, test and measurement equipment, and communication systems where high polarization extinction ratio and stable performance are required.
Can the DK Photonics In-line Polarizer be customized for specific requirements?
Yes, DK Photonics offers customization for their in-line polarizers. Customers can request custom fiber pigtails, different operating wavelengths, higher power handling, and other specific requirements. It is recommended to provide detailed specifications when inquiring about custom parts.
How does the presence of connectors affect the performance of the in-line polarizer?
When connectors are added to the in-line polarizer, the insertion loss increases by 0.3dB, the return loss decreases by 5dB, and the extinction ratio decreases by 2dB compared to the device without connectors. The default connector key is aligned to the slow axis, and power transmission through the connector should be less than 2W.
Is the DK Photonics 1064nm In-line Polarizer suitable for high power or pulsed applications?
Yes, the polarizer can be used for high power applications (>10W) with a heat sink package, which is available upon request. For pulsed applications, it is important to inform DK Photonics of the pulse energy and peak power to ensure the device is properly configured for your needs.
How do I order or request a quote for a DK Photonics 1064nm In-line Polarizer?
To order or request a quote, provide the correct part number (P/N) according to DK Photonics' ordering information and include a detailed description of your requirements. If you need a connector, avoid choosing a 250μm bare fiber pigtail. For custom specifications, provide as much detail as possible regarding your needs.

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

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