Fiber Optic Attenuators

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Digital Variable Attenuator

Digital Variable Attenuator

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Sold by: OZ Optics Ships from: Canada
Specifications
Number Of Channels: Single Channel
Operating Wavelength Range: 350 – 2050 nm
Dynamic Attenuation Range (max): 60 dB
Insertion Loss (max): 2 dB
Return Loss (min): 40 dB
MEMS Variable Optical Attenuators: Single and Multi-Channel

MEMS Variable Optical Attenuators: Single and Multi-Channel

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Sold by: OZ Optics Ships from: Canada
Specifications
Number Of Channels: Single Channel, Multi Channel
Operating Wavelength Range: 780 – 2000 nm
Dynamic Attenuation Range (max): 40 dB
Insertion Loss (max): 0.8 dB
Return Loss (min): 45 dB
Multichannel Electrically Controlled Variable Attenuator

Multichannel Electrically Controlled Variable Attenuator

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Sold by: OZ Optics Ships from: Canada
Specifications
Number Of Channels: Multi Channel
Operating Wavelength Range: 350 – 2050 nm
Dynamic Attenuation Range (max): 40 dB
Insertion Loss (max): 2 dB
Return Loss (min): 35 dB
MEMS Variable Optical Attenuator

MEMS Variable Optical Attenuator

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Sold by: Sichuan Ziguan Photonics Technology co.,Ltd Ships from: China
Specifications
Number Of Channels: Single Channel
Operating Wavelength Range: 1260 – 1650 nm
Dynamic Attenuation Range (max): 45 dB
Insertion Loss (max): 0.7 dB
Return Loss (min): 55 dB
SOI high speed varaible optical attenuator 1/6/48-channel option

SOI high speed varaible optical attenuator 1/6/48-channel option

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Sold by: Sichuan Ziguan Photonics Technology co.,Ltd Ships from: China
Specifications
Number Of Channels: Single Channel
Operating Wavelength Range: 1525 – 1565 nm
Dynamic Attenuation Range (max): 25 dB
Insertion Loss (max): 1.2 dB
Return Loss (min): 55 dB
Electrically Controlled Variable Fiber Optic Attenuator

Electrically Controlled Variable Fiber Optic Attenuator

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Sold by: OZ Optics Ships from: Canada
Specifications
Number Of Channels: Single Channel
Operating Wavelength Range: 350 – 2050 nm
Dynamic Attenuation Range (max): 60 dB
Insertion Loss (max): 1 dB
Return Loss (min): 40 dB
Fixed Neutral Density Attenuators - Expanded Beam Style

Fixed Neutral Density Attenuators - Expanded Beam Style

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Sold by: OZ Optics Ships from: Canada
Specifications
Number Of Channels: Single Channel
Operating Wavelength Range: 440 – 1625 nm
Dynamic Attenuation Range (max): 30 dB
Insertion Loss (max): Not Specified
Return Loss (min): 35 dB
Variable Fiber Optic Attenuator - Reflective Style

Variable Fiber Optic Attenuator - Reflective Style

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Sold by: OZ Optics Ships from: Canada
Specifications
Number Of Channels: Single Channel
Operating Wavelength Range: 800 – 1620 nm
Dynamic Attenuation Range (max): 40 dB
Insertion Loss (max): 1.5 dB
Return Loss (min): 40 dB
Polarization Maintaining Mechanical Variable Optical Attenuator 1030nm

Polarization Maintaining Mechanical Variable Optical Attenuator 1030nm

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Sold by: DK Photonics Ships from: China
Specifications
Number Of Channels: Single Channel
Operating Wavelength Range: 980 – 1060 nm
Dynamic Attenuation Range (max): 0.6 dB
Insertion Loss (max): 0.6 dB
Return Loss (min): 50 dB
Benchtop Digital Multichannel Attenuator

Benchtop Digital Multichannel Attenuator

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Sold by: OZ Optics Ships from: Canada
Specifications
Number Of Channels: Multi Channel
Operating Wavelength Range: 350 – 2050 nm
Dynamic Attenuation Range (max): 40 dB
Insertion Loss (max): 4 dB
Return Loss (min): 35 dB
MEMS Variable Attenuator

MEMS Variable Attenuator

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Sold by: Pure Photonics Ships from: United States
Specifications
Number Of Channels: Single Channel
Operating Wavelength Range: 1528 – 1565 nm
Dynamic Attenuation Range (max): 30 dB
Insertion Loss (max): 0.8 dB
Return Loss (min): 45 dB

Did You Know?

Did you know that Fiber Optic Attenuators are instrumental devices in ensuring the smooth flow of communication within fiber optic networks? By controlling the power level of optical signals, they serve as safeguards against overpowering, a common issue that can lead to signal distortion and data loss. These devices curtail signal strength, ensuring it remains within a range that receivers can accurately decipher. There are multiple types of Fiber Optic Attenuators, each designed to meet specific requirements. Fixed Attenuators offer a predetermined level of signal reduction, ideal for systems with known transmission power and link losses. On the other hand, Variable Attenuators offer the flexibility to adjust signal strength as needed, catering to dynamic network conditions and testing environments. Furthermore, Fiber Optic Attenuators play a vital role in both single-mode and multi-mode fiber systems, enabling optimal performance across diverse applications. Whether it's in short-distance transmissions, Wavelength Division Multiplexing systems, or test and measurement applications, these devices are truly the unsung heroes in maintaining signal integrity and quality in fiber optic communications.

Related Resources

Frequently Asked Questions

A Fiber Optic Attenuator is an optical device used to reduce the power level of an optical signal in a fiber optic communication system. Its primary function is to prevent signal overpowering and ensure that the signal strength is within the range that the receiver can accurately interpret.

Fiber Optic Attenuators: Optimizing Signal Strength in Optical Communication

Fiber optic communication has revolutionized the way data is transmitted over long distances. A crucial component in the fiber optic network ecosystem is the Fiber Optic Attenuator. In this article, we delve into the intricate world of these devices, exploring their functionality, types, applications, and importance in the seamless operation of fiber optic networks.

Introduction to Fiber Optic Attenuators

Fiber Optic Attenuators are specialized devices designed to reduce the power level of an optical signal as it travels through a fiber optic communication system. This is often necessary to prevent signal overpowering, which can lead to data corruption or loss. By precisely controlling the strength of the optical signal, Fiber Optic Attenuators protect the receiver from being overwhelmed by too much light and ensure the fidelity of data transmission.

Working Principle

The fundamental working principle of a Fiber Optic Attenuator is to absorb or scatter a portion of the light signal, thereby reducing its power. The attenuator is usually positioned at the receiver end or in-line to deliberately weaken the signal to a level that matches the receiver's sensitivity.

Types of Fiber Optic Attenuators

There are several types of Fiber Optic Attenuators, each serving distinct functions and applications.

Fixed Attenuators: Fixed Attenuators have a preset optical attenuation level. These are typically used in networks where transmission power and link losses are known, and constant attenuation is needed. Fixed attenuators are reliable, low maintenance, and come in various connector types such as FC, SC, and LC.

Variable Attenuators: Variable Attenuators, as the name suggests, allow for the adjustment of the attenuation level. These are ideal for testing environments and applications where dynamic adjustments are necessary due to varying network conditions.

Stepwise Variable Attenuators: Stepwise Variable Attenuators allow users to adjust attenuation levels in discrete steps. These are particularly useful in laboratory settings for testing and calibrating equipment.

Continuously Variable Attenuators: Continuously Variable Attenuators offer the most flexibility, allowing for the fine-tuning of attenuation levels without discrete steps. These are widely used in research and development settings.

Applications of Fiber Optic Attenuators

Fiber Optic Attenuators have a wide range of applications across various industries.

Telecommunications: In telecommunications networks, Fiber Optic Attenuators are indispensable in ensuring signal integrity, especially in short-distance communications where the signal strength can be too high for the receiver.

Wavelength Division Multiplexing Systems: In Wavelength Division Multiplexing (WDM) systems, attenuators are used to balance the signal strength of different wavelengths, ensuring that none of the channels are overpowering or too weak.

Test and Measurement: Attenuators are essential tools in test and measurement applications. They are used to simulate different levels of signal loss and evaluate the performance of optical components under various conditions.

Selecting a Fiber Optic Attenuator

When selecting a Fiber Optic Attenuator for your network, several factors should be considered to ensure compatibility and optimal performance.

  • Attenuation Level: Determine the required attenuation level (in dB) to ensure that the signal power is compatible with the receiver's sensitivity.
  • Wavelength: Select an attenuator that is compatible with the operating wavelength of your system.
  • Connector Type: Choose the appropriate connector type (FC, SC, LC, etc.) that matches the connectors in your network.
  • Maximum Input Power: Ensure that the attenuator can handle the maximum power levels in your system without being damaged.

The Role of Fiber Optic Attenuators in Network Optimization

Fiber Optic Attenuators play an essential role in optimizing optical communication networks. By precisely controlling the power levels of optical signals, they protect the components from damage and ensure the integrity of data transmission. Whether it’s in telecommunications, WDM systems, or testing environments, Fiber Optic Attenuators prove to be indispensable in achieving high performance and reliability in fiber optic communications.