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Description

980nm TGG Based Optical Isolator – DK Photonics

The 980nm TGG Based Optical Isolator from DK Photonics is a high-performance passive component designed to ensure unidirectional light transmission in fiber optic systems. Utilizing Terbium Gallium Garnet (TGG) crystal technology, this isolator delivers exceptional optical isolation and low insertion loss, making it an ideal solution for protecting sensitive laser sources and amplifiers from detrimental back reflections and backscattering. Its robust construction and advanced design guarantee excellent environmental stability and long-term reliability, even in demanding operational environments.

This isolator is widely adopted in applications such as fiber optic amplifiers, fiber lasers, test and measurement setups, and precision instrumentation. Its polarization-insensitive design ensures compatibility with a wide range of fiber types and system architectures, while the broad operating wavelength range (centered at 980nm with ±15nm tolerance) allows for versatile integration into various optical networks. The device supports a range of power handling capabilities, accommodating both standard and custom requirements to suit diverse application needs.

DK Photonics offers both standard and customizable configurations for the 980nm TGG Based Optical Isolator, including options for fiber pigtails, connector types, and power handling specifications. This flexibility makes it a preferred choice for system integrators and OEMs seeking tailored solutions for their optical communication and laser systems. With its combination of high isolation, low insertion loss, and proven reliability, the DK Photonics 980nm TGG Based Optical Isolator stands out as a cost-effective and dependable component for advanced photonic applications.

980nm TGG Based Optical Isolator High Isolation Low Loss

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Specifications

Type Of The Device: Isolator
Operating Wavelength: 980 nm
Max Power: 20 W
Min Isolation: 25 dB
Operating Wavelength Range: ±15 nm
Typ. Peak Isolation: 30 dB
Typ. Insertion Loss: 0.8 dB
Max. Insertion Loss (at 23°C): 1.2 dB
Max. PDL(for SM Fiber): 0.15 dB
Min. Return Loss: 45 dB
Max. Peak Power For Ns Pulse: 1-5-10 kW
Max. Tensile Load: 5 N
Fiber Type: 1060-XP
Operating Temperature: 0 to +70 °C
Storage Temperature: -40 to +85 ℃
Dimensions: 58x28x26 mm

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Features

  • High Isolation Performance: Typical peak isolation of 30 dB and minimum in-band isolation of 25 dB at 23°C, ensuring superior suppression of back reflections and back scattering.
  • Low Insertion Loss: Typical insertion loss of just 0.8 dB (maximum 1.2 dB), minimizing signal attenuation for optimal system performance.
  • Excellent Return Loss: Minimum return loss of 45 dB, reducing unwanted back reflections and enhancing signal integrity.
  • Wide Operating Wavelength Range: Centered at 980 nm with a ±15 nm operating range, suitable for a variety of fiber optic applications.
  • High Power Handling Capability: Supports continuous wave power handling from 300 mW up to 150 W (customizable), accommodating both standard and high-power applications.
  • Outstanding Environmental Stability and Reliability: Engineered for robust performance in demanding environments, ensuring long-term reliability.
  • Polarization Insensitive and Polarization Maintaining Options: Available in both configurations to meet diverse system requirements.
  • Customizable Fiber Pigtails and Connectors: Offers a variety of fiber types, connector options, and pigtail lengths to suit specific installation needs.
  • Compact and Flexible Design: Space-saving package with customizable dimensions; ideal for integration into various optical systems.
  • Cost-Effective Solution: Delivers premium performance at a competitive price point.
  • Versatile Applications: Perfect for fiber optic amplifiers, fiber lasers, test and measurement equipment, instrumentation, and other fiber optic communication systems.
  • Comprehensive Technical Support: Backed by DK Photonics’ expert engineering team for custom solutions and responsive customer service.

Applications

  • Fiber Optic Amplifiers
    Enhances the performance and stability of fiber amplifiers by preventing back reflections and feedback, ensuring optimal signal amplification.
  • Fiber Optic Lasers
    Protects laser sources from destabilizing back-reflected light, improving laser reliability, output quality, and longevity.
  • Test and Measurement Equipment
    Ensures accurate and reliable measurements in optical test setups by minimizing signal interference and backscatter.
  • Optical Instrumentation
    Used in various optical instruments to maintain signal integrity and prevent unwanted feedback that could affect sensitive measurements.
  • Optical Communication Systems
    Essential in high-speed fiber optic networks to suppress back reflections, reduce noise, and maintain data transmission quality.
  • Research and Development
    Ideal for laboratory setups and experimental research where precise control of light propagation and isolation is required.
  • Medical and Biomedical Lasers
    Used in medical laser systems to ensure stable operation and protect sensitive components from back-reflected light.
  • Quantum Optics and Photonics
    Maintains the coherence and stability of quantum signals by isolating sensitive quantum devices from unwanted optical feedback.
  • Spectroscopy Systems
    Improves measurement accuracy in spectroscopy by eliminating stray reflections and enhancing signal-to-noise ratio.
  • Sensor Systems
    Enhances the performance of fiber optic sensors by preventing interference from reflected signals.
  • Multiplexing and Demultiplexing Modules
    Used in WDM (Wavelength Division Multiplexing) systems to ensure channel isolation and prevent crosstalk between channels.
  • Industrial Laser Processing
    Protects high-power industrial lasers used in cutting, welding, and marking from damaging back-reflections.
  • Telecommunications
    Integral in long-haul and metro fiber optic links to maintain signal quality and prevent system degradation due to reflections.
  • Laser Diode Protection
    Shields delicate laser diodes from harmful back-reflected light, extending their operational life.

Frequently Asked Questions

What is the DK Photonics 980nm TGG Based Optical Isolator?
The DK Photonics 980nm TGG Based Optical Isolator is a fiber optic device designed to suppress back reflection and back scattering in optical systems. It features high isolation, low insertion loss, and excellent environmental stability, making it ideal for use in fiber optic amplifiers, lasers, and communication equipment.
What are the key features of the 980nm TGG Based Optical Isolator?
Key features include high isolation (typical peak isolation of 30 dB), low insertion loss (typical 0.8 dB), high return loss (minimum 45 dB), excellent environmental stability and reliability, and cost-effectiveness. It is available in both polarization insensitive and polarization maintaining versions.
What applications are suitable for the DK Photonics 980nm Optical Isolator?
This optical isolator is widely used in fiber optic amplifiers, fiber optic lasers, test and measurement equipment, and other instrumentation where suppression of back reflection and back scattering is critical for system performance.
What is the maximum power handling capability of the 980nm TGG Based Optical Isolator?
The standard device can handle optical powers ranging from 300 mW up to 150 W, depending on the configuration. For connectorized versions, the pass optical power is 2 W. Custom power handling specifications are available upon request.
Can the DK Photonics 980nm Optical Isolator be customized?
Yes, DK Photonics offers customization for their optical isolators, including different fiber pigtails, operating wavelengths (from 500 nm to 2100 nm), power handling capabilities, and connector types. Customers are encouraged to provide detailed requirements for tailored solutions.
What is the insertion loss and isolation performance of this optical isolator?
The typical insertion loss is 0.8 dB, with a maximum of 1.2 dB at 23°C. The typical peak isolation is 30 dB, with a minimum isolation of 25 dB within the operating band at 23°C. These specifications ensure minimal signal loss and effective suppression of unwanted reflections.
How do connectors affect the performance of the 980nm TGG Based Optical Isolator?
Adding connectors increases the insertion loss by 0.3 dB and decreases the return loss by 5 dB for each connector. The maximum pass optical power is also limited to 2 W for connectorized devices.

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

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