DK Photonics 980 nm TGG Fiber Isolator

Description

980nm TGG Based Optical Isolator – DK Photonics

The 980nm TGG Based Optical Isolator from DK Photonics is a high-performance passive optical component designed to ensure unidirectional light transmission in fiber optic systems. Utilizing terbium gallium garnet (TGG) as the core material, this isolator delivers superior isolation and low insertion loss, making it an essential device for protecting sensitive laser sources and amplifiers from detrimental back reflections and backscattering. Its robust construction and advanced optical design provide excellent environmental stability and reliability, even in demanding operational conditions.

This isolator is widely deployed in applications such as fiber optic amplifiers, fiber lasers, test and measurement setups, and other precision instrumentation. Its high isolation (up to 30 dB typical) and low insertion loss (as low as 0.8 dB typical) ensure optimal signal integrity and system performance. The device is engineered for a central wavelength of 980nm with a broad operating range, accommodating various system requirements. The polarization-insensitive design further enhances its versatility, making it suitable for both polarization maintaining and standard single-mode fiber systems.

DK Photonics offers a comprehensive selection of fiber-in to fiber-out isolators, with customizable options to meet specific project needs. Power handling capabilities range from 300mW to 150W, and a variety of fiber types, connector options, and package configurations are available. This flexibility ensures seamless integration into both standard and custom optical setups. Whether for research, industrial, or telecommunications applications, the 980nm TGG Based Optical Isolator stands out for its reliability, performance, and adaptability.

Specifications

Type Of The Device:	Isolator
Operating Wavelength:	980 nm
Max Power:	0.5 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:	0.15 dB
Min. Return Loss:	45 dB

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

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Features

High Isolation Performance: Typical peak isolation of 30 dB and minimum isolation of 25 dB in-band at 23°C, effectively suppressing back reflection and back scattering in optical systems.
Low Insertion Loss: Typical insertion loss of just 0.8 dB (maximum 1.2 dB), ensuring minimal signal attenuation for superior transmission efficiency.
Excellent Return Loss: Minimum return loss of 45 dB, providing outstanding protection against unwanted reflections.
Wide Operating Wavelength Range: Centered at 980 nm with an operating range of ±15 nm, suitable for a variety of fiber optic applications.
High Power Handling: Supports continuous wave power handling from 300 mW up to 150 W (customizable upon request), meeting the demands of high-power laser and amplifier systems.
Low Polarization Dependent Loss (PDL): Maximum PDL of 0.15 dB, ensuring stable performance regardless of polarization state.
Superior Environmental Stability and Reliability: Designed for robust operation in demanding environments, making it ideal for industrial and laboratory use.
Cost-Effective Solution: Delivers premium performance at a competitive price point, optimizing your system’s value.
Customizable Configurations: Available in both polarization insensitive and polarization maintaining versions, with options for custom fiber pigtails, connector types, wavelengths, and power handling.
Compact and Flexible Packaging: Space-saving design with customizable package dimensions to fit diverse system requirements.
Wide Application Compatibility: Perfect for fiber optic amplifiers, fiber lasers, test and measurement equipment, and instrumentation.
Comprehensive Support: DK Photonics offers expert technical support and fast customization to meet unique project needs.

Applications

Fiber Optic Amplifiers
Enhances the performance of optical amplifiers by preventing back reflections and feedback, ensuring stable and efficient amplification in telecom and data center networks.
Fiber Optic Lasers
Protects laser sources from destabilizing back-reflected light, improving laser stability, output quality, and lifespan in industrial, medical, and research applications.
Test and Measurement Equipment
Ensures accurate and reliable measurements by minimizing noise and interference caused by unwanted reflections in optical testing setups.
Optical Instrumentation
Used in various scientific and industrial instruments to maintain signal integrity and prevent feedback that could affect sensitive optical measurements.
Optical Communication Systems
Essential for long-haul and metro fiber optic communication links to suppress backscattering and reflections, thereby improving signal quality and transmission distance.
Laser Pumping Modules
Protects pump lasers in fiber laser systems, ensuring efficient energy transfer and preventing damage from reflected light.
Wavelength Division Multiplexing (WDM) Systems
Maintains channel isolation and prevents crosstalk in dense WDM networks by blocking unwanted reflected signals.
Biomedical and Imaging Systems
Used in optical coherence tomography (OCT), confocal microscopy, and other imaging modalities to enhance image clarity by reducing stray light and reflections.
Quantum Optics and Research
Provides isolation in sensitive quantum experiments, minimizing decoherence and noise from back-reflected photons.
Sensor Systems
Improves the accuracy and reliability of fiber optic sensors by eliminating interference from reflected signals.
High-Power Fiber Laser Systems
Enables safe operation of high-power lasers by handling significant optical power and preventing back-propagating light from damaging system components.
Optical Circulators and Rotators Integration
Used in combination with circulators and rotators for advanced optical routing, signal processing, and polarization control in photonic systems.

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Re: TGG Based 980nm Polarization Insensitive Optical Isolator

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Frequently Asked Questions

What is a 980nm TGG Based Optical Isolator and what is it used for?

A 980nm TGG Based Optical Isolator is a fiber optic component designed to allow light to pass in one direction while blocking it in the reverse direction, minimizing back reflection and back scattering. It is commonly used in fiber optic amplifiers, lasers, transmitters, and other fiber optic communication equipment to protect sensitive components and improve system performance.

What are the key features of the DK Photonics 980nm TGG Based Optical Isolator?

The DK Photonics 980nm TGG Based Optical Isolator features high isolation (up to 30 dB), low insertion loss (as low as 0.8 dB), excellent environmental stability and reliability, high return loss (minimum 45 dB), and cost-effectiveness. It is available in both polarization insensitive and polarization maintaining versions.

What is the maximum power handling capability of the DK Photonics 980nm Optical Isolator?

The DK Photonics 980nm Optical Isolator can handle optical powers ranging from 300 mW up to 150 W, depending on the specific model and configuration. For devices with connectors, the pass optical power is limited to 2 W. Custom power handling options are also available upon request.

How does the insertion loss and isolation of the DK Photonics 980nm Optical Isolator compare to similar products?

The DK Photonics 980nm Optical Isolator offers a typical insertion loss of 0.8 dB and a peak isolation of 30 dB, which is competitive with leading isolators from other manufacturers such as Thorlabs and Newport. These specifications ensure minimal signal loss and effective suppression of unwanted back reflections.

Can the DK Photonics 980nm Optical Isolator be customized for specific applications?

Yes, DK Photonics offers extensive customization options for their 980nm Optical Isolators, including different fiber types (such as polarization maintaining or polarization insensitive), connector types, fiber pigtail lengths, operating wavelengths (500nm to 2100nm), and power handling capabilities. Customers are encouraged to provide detailed requirements for tailored solutions.

What are the typical applications of a 980nm TGG Based Optical Isolator?

Typical applications include use in fiber optic amplifiers, fiber lasers, test and measurement equipment, and instrumentation. The isolator is essential for protecting laser sources from back reflections, improving signal integrity, and ensuring stable operation in optical systems.

What should I consider when ordering a DK Photonics 980nm Optical Isolator?

When ordering, consider the required central wavelength, power handling, fiber type, connector type, and any specific environmental or mechanical requirements. If you need a non-standard configuration, DK Photonics can accommodate custom requests for wavelength, fiber pigtails, and power handling.

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