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Description

The DK Photonics 1064nm TGG Based Optical Isolator is a precision-engineered device designed to ensure optimal performance in advanced fiber optic systems. Utilizing high-quality Terbium Gallium Garnet (TGG) crystals, this isolator delivers exceptional optical isolation, effectively suppressing back reflections and backscattering that can compromise the stability and efficiency of laser sources and optical amplifiers. Its robust construction and advanced design make it a reliable choice for demanding environments, ensuring consistent operation even under challenging conditions.

This optical isolator stands out for its low insertion loss and high return loss, which are critical for maintaining signal integrity in high-power and high-precision applications. The device is engineered for excellent environmental stability and long-term reliability, making it suitable for integration into fiber optic lasers, amplifiers, and a wide range of test and measurement instrumentation. Its versatility is further enhanced by the availability of both polarization-insensitive and polarization-maintaining configurations, catering to diverse application requirements in research, industrial, and telecommunications sectors.

DK Photonics offers a broad selection of customizable options for this isolator, including various fiber types, connector options, and power handling capabilities ranging from 300mW up to 150W. The device supports center operating wavelengths from 500nm to 2100nm, making it adaptable to numerous system architectures. For specialized needs, custom configurations are readily available, ensuring that unique operational requirements can be met with precision. This flexibility, combined with the isolator’s high performance and cost-effectiveness, positions it as a preferred solution for professionals seeking reliable optical isolation in cutting-edge photonic systems.

1064nm TGG Based Optical Isolator

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Specifications

Type Of The Device: Isolator
Operating Wavelength: 1064 nm
Max Power: 20 W
Min Isolation: 26 dB
Operating Wavelength Range: ±10 nm
Typ. Peak Isolation: 33 dB
Typ. Insertion Loss: 0.8 dB
Max. Insertion Loss (at 23℃): 1.2 dB
Max. PDL(for SM Fiber): 0.15 dB
Min. Return Loss: 45 dB
Max. Peak Power For Ns Pulse: 1-10 kW
Max. Tensile Load: 5.0 N
Fiber Type: 1060-XP, 10/125 SC, or other
Operating Temperature: 0 to +70 °C
Dimensions: 58x28x26 mm
Storage Temperature: -40 to +85 °C

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Features

  • High Isolation: Provides superior isolation to effectively suppress back reflection and back scattering, ensuring stable laser and optical system performance.
  • Low Insertion Loss: Minimizes signal loss for maximum transmission efficiency, ideal for high-precision applications.
  • Excellent Environmental Stability & Reliability: Engineered for robust operation in demanding environments, maintaining performance over a wide temperature range.
  • Wide Power Handling Range: Supports optical power from 300mW up to 150W (customizable), suitable for both low and high-power laser systems.
  • Broad Wavelength Compatibility: Standard operation at 1064nm, with options available from 500nm to 2100nm to meet diverse application needs.
  • Polarization Insensitive & Polarization Maintaining Options: Available in both PI and PM configurations for versatile integration into various optical setups.
  • Customizable Fiber Pigtails & Connectors: Offers a range of fiber types (e.g., 1060-XP), connector options (FC/APC, FC/PC, etc.), and pigtail lengths to fit your requirements.
  • Compact & Flexible Package Design: Space-saving form factor with customizable package dimensions to suit different installation constraints.
  • Cost-Effective Solution: Delivers high performance at a competitive price point, making it ideal for both research and industrial applications.
  • Comprehensive Application Range: Perfect for fiber optic amplifiers, fiber lasers, test and measurement equipment, and instrumentation.
  • Custom Design Support: DK Photonics welcomes requests for custom specifications, including special wavelengths, power handling, and fiber types.

Applications

  • Fiber Laser Systems
    Used to prevent back reflections and feedback in high-power fiber laser setups, ensuring stable laser operation and protecting sensitive components.
  • Optical Amplifiers (EDFA, YDFA, etc.)
    Essential for suppressing unwanted backscattering and reflections in fiber optic amplifiers, improving signal integrity and amplifier performance.
  • Test and Measurement Equipment
    Integrated into optical test benches and instrumentation to isolate devices under test and prevent measurement errors due to reflected signals.
  • Optical Communication Systems
    Used in fiber optic transmitters, receivers, and transceivers to maintain unidirectional signal flow and minimize noise from back reflections.
  • Quantum Optics and Quantum Communication
    Provides isolation in quantum key distribution (QKD) and other quantum optical experiments, where back reflections can degrade quantum states.
  • Medical and Biomedical Laser Systems
    Protects laser sources and sensitive detectors in medical imaging, laser surgery, and diagnostic equipment from damaging feedback.
  • Industrial Laser Processing
    Ensures stable operation of lasers used in cutting, welding, marking, and micro-machining by eliminating destabilizing back reflections.
  • Spectroscopy Systems
    Enhances measurement accuracy in Raman, fluorescence, and absorption spectroscopy by preventing stray light from re-entering the laser cavity.
  • Optical Sensing and LIDAR
    Used in fiber optic sensors and LIDAR systems to improve signal-to-noise ratio and protect source lasers from reflected pulses.
  • Research and Development
    Widely used in university and industrial R&D labs for isolating experimental setups and ensuring reliable, repeatable results.
  • Polarization Control Systems
    Integrated into setups requiring precise polarization management, such as polarization maintaining fiber systems and devices.
  • Optical Circulators and Rotators
    Used in conjunction with circulators and rotators for advanced optical routing, signal direction control, and multiplexing applications.

Frequently Asked Questions

What is a 1064nm TGG Based Optical Isolator and how does it work?
A 1064nm TGG Based Optical Isolator is a passive fiber optic device designed to allow light to pass in one direction while blocking it in the reverse direction. It uses a Terbium Gallium Garnet (TGG) crystal to rotate the polarization of light, effectively suppressing back reflection and back scattering in fiber optic systems, such as lasers and amplifiers.
What are the key features of the DK Photonics 1064nm TGG Based Optical Isolator?
The DK Photonics 1064nm TGG Based Optical Isolator offers high isolation, low insertion loss, high return loss, excellent environmental stability, and reliability. It is also cost-effective and available in both polarization insensitive and polarization maintaining versions.
What applications are suitable for the DK Photonics 1064nm Optical Isolator?
This optical isolator is ideal for use in fiber optic amplifiers, fiber optic lasers, test and measurement equipment, and instrumentation. It is widely used to protect sensitive optical components from back reflections and to improve system performance.
What power handling and wavelength options are available for DK Photonics optical isolators?
DK Photonics offers optical isolators with power handling capabilities ranging from 300mW to 150W, and center operating wavelengths from 500nm to 2100nm. Custom options are available upon request to meet specific application requirements.
How does adding connectors affect the performance of the optical isolator?
Adding connectors to the optical isolator increases the insertion loss by 0.3 dB and decreases the return loss by 5 dB for each connector. For high power applications, it is recommended to use direct splicing without connectors to minimize loss and maximize performance.
Can I order a custom optical isolator with specific fiber pigtails, connectors, or wavelengths?
Yes, DK Photonics welcomes custom orders for optical isolators with specific fiber pigtails, connector types, wavelengths, and power handling requirements. Customers are encouraged to provide detailed specifications when inquiring about custom solutions.
What should I consider when selecting or ordering a DK Photonics optical isolator?
When selecting or ordering an optical isolator, consider the required operating wavelength, power handling, fiber type, connector type, and environmental conditions. For high power applications, direct splicing is recommended. Providing a detailed description and correct part number will help ensure you receive the optimal product for your needs.

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

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