Wavelength-Division Multiplexing (WDM)

Compact CWDM Module 1x6 (+1)

Compact CWDM Module 1x6 (+1)

The Compact CWDM Module (MCWDM, CCWDM, or compact course wavelength division multiplexers) from Lfiber is the perfect means for adding capacity to your fiber optic network without installing additional ...

Sold by: Lfiber Optic Limited Ships from: China
Specifications
Operating Wavelength: 1271 nm
Operating Bandwidth: 13 nm
Isolation (min): 40 dB
Max Power Handling: 300 W
Polarization Maintaining: No
Mini CWDM 1x8 (+1)

Mini CWDM 1x8 (+1)

The LFIBER Free-Space Compact CWDM 1×8 (+1) module is a high-performance optical multiplexer designed for efficient wavelength management in dense communication systems. Featuring a compact form factor and ...

Sold by: Lfiber Optic Limited Ships from: China
Specifications
Operating Wavelength: 1271 nm
Operating Bandwidth: 13 nm
Isolation (min): 40 dB
Max Power Handling: 300 W
Polarization Maintaining: No
Mini-Sized CWDM 1x10 (+1)

Mini-Sized CWDM 1x10 (+1)

The Mini-Sized CWDM(Compact CWDM) from Lfiber is the perfect means for adding capacity to your fiber optic network without installing additional fiber. It provides increased bandwidth and increased revenue from ...

Sold by: Lfiber Optic Limited Ships from: China
Specifications
Operating Wavelength: 1271 nm
Operating Bandwidth: 13 nm
Isolation (min): 40 dB
Max Power Handling: 300 W
Polarization Maintaining: No
Low-Loss CWDM Module 1x18 (+1)

Low-Loss CWDM Module 1x18 (+1)

The Low-Loss CWDM Module from Lfiber is the perfect means for adding capacity to your fiber optic network without installing additional fiber. It provides increased bandwidth and increased revenue from legacy ...

Sold by: Lfiber Optic Limited Ships from: China
Specifications
Operating Wavelength: 1271 nm
Operating Bandwidth: 13 nm
Isolation (min): 40 dB
Max Power Handling: 300 W
Polarization Maintaining: No
CCWDM Module 1x16 (+1)

CCWDM Module 1x16 (+1)

The CCWDM Module from Lfiber is the perfect means for adding capacity to your fiber optic network without installing additional fiber. It provides increased bandwidth and increased revenue from legacy fiber plant in ...

Sold by: Lfiber Optic Limited Ships from: China
Specifications
Operating Wavelength: 1271 nm
Operating Bandwidth: 13 nm
Isolation (min): 40 dB
Max Power Handling: 300 W
Polarization Maintaining: No
CWDM Modules

CWDM Modules

CWDM Modules (fiber optical multiplexer/demultiplexer) systems are considered as a cheaper and simpler alternative to DWDM systems for metro access network applications. Since CWDM Modules systems have ...

Sold by: Lfiber Optic Limited Ships from: China
Specifications
Operating Wavelength: 1271 nm
Operating Bandwidth: 13 nm
Isolation (min): 40 dB
Max Power Handling: 300 W
Polarization Maintaining: No
Polarization Maintaining 1550/980nm WDM - PMFWDM-1550/980-5.5*35-PM1550/Hi1060-1-0-N-F

Polarization Maintaining 1550/980nm WDM - PMFWDM-1550/980-5.5*35-PM1550/Hi1060-1-0-N-F

The CSRayzer Polarization Maintaining Filter Wavelength Division Multiplexer (PMFWDM-1550/980 Series) is a compact and high-performance optical component designed to separate or combine wavelengths with precision in ...

Sold by: CSRayzer Optical Technology Ships from: China
Specifications
Operating Wavelength: 1550 nm
Operating Bandwidth: 1550 nm
Isolation (min): 30 dB
Max Power Handling: 0.5 W
Polarization Maintaining: Yes
Bandpass Filter -1528-1565nm

Bandpass Filter -1528-1565nm

The GKER Photonics GK-BP Series Bandpass Filter is an advanced micro-optics component designed to transmit only the desired wavelength range while blocking out-of-band noise. Built with thin-film filter technology, ...

Sold by: GKER Photonics Ships from: China
Specifications
Operating Wavelength: 1528 nm
Operating Bandwidth: Not Specified
Isolation (min): 12 dB
Max Power Handling: 300 W
Polarization Maintaining: No
635-1064 nm Wavelength Division Multiplexers

635-1064 nm Wavelength Division Multiplexers

The GKER Photonics 635/1064 nm Wavelength Division Multiplexer (WDM) from the GK-WDM Series is a high-performance singlemode optical component designed to combine or separate light at 635 nm and 1064 nm. This WDM ...

Sold by: GKER Photonics Ships from: China
Specifications
Operating Wavelength: 1064 nm
Operating Bandwidth: Not Specified
Isolation (min): 10 dB
Max Power Handling: 5 W
Polarization Maintaining: No
1080nm 5W Bandpass Filter

1080nm 5W Bandpass Filter

The GKER Photonics Bandpass Filter (GK-BP Series) is an advanced micro optics device engineered to enhance the performance of optical systems by selectively filtering light at a specific wavelength. Designed for ...

Sold by: GKER Photonics Ships from: China
Specifications
Operating Wavelength: 1080 nm
Operating Bandwidth: 5 nm
Isolation (min): Not Specified
Max Power Handling: 5 W
Polarization Maintaining: No
1030nm 10w Bandpass Filter

1030nm 10w Bandpass Filter

The GKER Photonics Bandpass Filter (GK-BP Series) is engineered for high-precision optical filtering applications, designed to selectively transmit signals within a specific wavelength range while effectively ...

Sold by: GKER Photonics Ships from: China
Specifications
Operating Wavelength: 1030 nm
Operating Bandwidth: 2 nm
Isolation (min): Not Specified
Max Power Handling: 0.3 W
Polarization Maintaining: No
Fiber-Optic Michelson Interferometer

Fiber-Optic Michelson Interferometer

This is a Fiber-Optic Michelson Interferometer manufactured by CSRayzer Optical Technology. It operates at 1550 nm wavelength and features a generous optical bandwidth and low insertion loss.  Fiber-Optic ...

Sold by: CSRayzer Optical Technology Ships from: China
Specifications
Operating Wavelength: 1550 nm
Operating Bandwidth: 40 nm
Isolation (min): Not Specified
Max Power Handling: 0.5 W
Polarization Maintaining: No
Ascentta CWDM Module 8-channel (Ask for Mini Pkg.)

Ascentta CWDM Module 8-channel (Ask for Mini Pkg.)

The CWDM Wavelength Division Multiplexer by Ascentta, Inc. is a high-performance optical device that allows for the simultaneous transmission of multiple optical signals over a single fiber optic cable. It employs ...

Sold by: Ascentta Ships from: United States
Specifications
Operating Wavelength: 1471 nm
Operating Bandwidth: 13 nm
Isolation (min): 30 dB
Max Power Handling: 0.3 W
Polarization Maintaining: Yes, No
980-1064nm Polarization Maintaining Fused WDM

980-1064nm Polarization Maintaining Fused WDM

DK Photonics uses unique fusing technique and polarization maintaining fiber to build the 980/106 nm polarization maintaining fused WDM. It features low excess loss, small size and high polarization extinction ...

Sold by: DK Photonics Ships from: China
Specifications
Operating Wavelength: 980 nm
Operating Bandwidth: 5 nm
Isolation (min): 13 dB
Max Power Handling: 2 W
Polarization Maintaining: Yes
1530 -1542nm C Band Red/Blue Wavelength Division Multiplexer

1530 -1542nm C Band Red/Blue Wavelength Division Multiplexer

The GK-CRBWDM Series C Band Red/Blue Wavelength Division Multiplexer from GKER Photonics Co., Ltd. is an advanced micro-optic device designed to optimize DWDM systems by efficiently separating or combining Red and ...

Sold by: GKER Photonics Ships from: China
Specifications
Operating Wavelength: 1530 nm
Operating Bandwidth: Not Specified
Isolation (min): 22 dB
Max Power Handling: 300 W
Polarization Maintaining: No
1528 -1565nm Bandpass Filter

1528 -1565nm Bandpass Filter

The GKER Photonics Bandpass Filter (GK-BP Series) is a high-performance micro-optics device designed to selectively transmit a specific range of wavelengths while blocking unwanted signals. Utilizing advanced ...

Sold by: GKER Photonics Ships from: China
Specifications
Operating Wavelength: 1528 nm
Operating Bandwidth: Not Specified
Isolation (min): 12 dB
Max Power Handling: 300 W
Polarization Maintaining: No
635 -1064 nm Wavelength Division Multiplexers-WDM

635 -1064 nm Wavelength Division Multiplexers-WDM

The GKER Photonics GK-WDM Series Wavelength Division Multiplexers (WDMs) are designed to efficiently combine or separate light at different wavelengths. Operating across the 635 nm and 1064 nm wavelength bands, ...

Sold by: GKER Photonics Ships from: China
Specifications
Operating Wavelength: 1064 nm
Operating Bandwidth: Not Specified
Isolation (min): 10 dB
Max Power Handling: 5 W
Polarization Maintaining: No
976 -1064 nm Singlemode Wavelength Division Multiplexers-WDM

976 -1064 nm Singlemode Wavelength Division Multiplexers-WDM

The GKER Photonics 976/1064 nm Singlemode Wavelength Division Multiplexers (GK-WDM Series) are precision optical devices designed to manage light signals at 976 nm and 1064 nm wavelengths with high efficiency. ...

Sold by: GKER Photonics Ships from: China
Specifications
Operating Wavelength: 5 nm
Operating Bandwidth: Not Specified
Isolation (min): 13 dB
Max Power Handling: 300 W
Polarization Maintaining: No
635 -1064nm Fused Wavelength Division Multiplexer

635 -1064nm Fused Wavelength Division Multiplexer

The GKER Photonics GK-WDM Series Fused Wavelength Division Multiplexer is engineered to effectively combine or separate light at different wavelengths with high precision and reliability. Designed for single-mode ...

Sold by: GKER Photonics Ships from: China
Specifications
Operating Wavelength: 1064 nm
Operating Bandwidth: Not Specified
Isolation (min): 10 dB
Max Power Handling: 5 W
Polarization Maintaining: No
Dense Wavelength Division Multiplexer

Dense Wavelength Division Multiplexer

The GKER Photonics GK-BPDWDM Series Dense Wavelength Division Multiplexer (DWDM) is engineered to deliver high performance in demanding optical network applications. Utilizing advanced thin film filter technology ...

Sold by: GKER Photonics Ships from: China
Specifications
Operating Wavelength: Not Specified
Operating Bandwidth: 0.22 nm
Isolation (min): 25 dB
Max Power Handling: 3 W
Polarization Maintaining: No
2 µm Polarization Maintaining Fused Wavelength Division Multiplexer

2 µm Polarization Maintaining Fused Wavelength Division Multiplexer

The GKER Photonics GK-PMWDM Series is a state-of-the-art Polarization Maintaining Fused Wavelength Division Multiplexer designed for high-performance optical applications. This multiplexer is engineered to combine ...

Sold by: GKER Photonics Ships from: China
Specifications
Operating Wavelength: 2000 nm
Operating Bandwidth: Not Specified
Isolation (min): 15 dB
Max Power Handling: 300 W
Polarization Maintaining: Yes
2 µm Fused Wavelength Division Multiplexer

2 µm Fused Wavelength Division Multiplexer

The 2 µm Fused Wavelength Division Multiplexer (GK-WDM Series) from GKER Photonics Co., Ltd. is engineered to combine or separate light at 1570 nm (or 800 nm) and 2000 nm windows, making it an ideal choice for ...

Sold by: GKER Photonics Ships from: China
Specifications
Operating Wavelength: 2000 nm
Operating Bandwidth: Not Specified
Isolation (min): 13 dB
Max Power Handling: 500 W
Polarization Maintaining: No
980/1550 nm Singlemode Wavelength Division Multiplexers

980/1550 nm Singlemode Wavelength Division Multiplexers

The GKER Photonics 980/1550 nm Singlemode Wavelength Division Multiplexers (GK-WDM Series) are precision-engineered components designed to combine or separate light at different wavelengths with exceptional ...

Sold by: GKER Photonics Ships from: China
Specifications
Operating Wavelength: 15 nm
Operating Bandwidth: Not Specified
Isolation (min): 20 dB
Max Power Handling: 300 W
Polarization Maintaining: No
Polarization Maintaining Fused Wavelength Division Multiplexer 980/1550 nm

Polarization Maintaining Fused Wavelength Division Multiplexer 980/1550 nm

The GKER Photonics Polarization Maintaining Fused Wavelength Division Multiplexer (PMWDM) Series is an advanced optical component designed to combine or separate light at different wavelengths with superior ...

Sold by: GKER Photonics Ships from: China
Specifications
Operating Wavelength: 1550 nm
Operating Bandwidth: Not Specified
Isolation (min): 17 dB
Max Power Handling: 300 W
Polarization Maintaining: Yes

Did You Know?

Wavelength-Division Multiplexing (WDM) devices are critical components of modern optical fiber communication systems that enable the simultaneous transmission of multiple data signals over a single fiber. WDM technology divides the available bandwidth of a fiber optic cable into multiple channels, each with its own wavelength of light, allowing multiple signals to be transmitted without interference. WDM devices include multiplexers, demultiplexers, optical amplifiers, and optical filters. Multiplexers combine multiple data signals onto a single fiber by assigning each signal to a unique wavelength. Demultiplexers separate the combined signals at the receiving end by routing each wavelength to its own output. Optical amplifiers amplify the optical signal to compensate for signal attenuation over long distances, while optical filters are used to isolate specific wavelengths and reduce interference. There are two types of WDM: Coarse Wavelength Division Multiplexing (CWDM) and Dense Wavelength Division Multiplexing (DWDM). CWDM uses wavelengths spaced 20 nanometers apart, while DWDM uses wavelengths spaced 0.8 nanometers apart, allowing for a greater number of channels to be transmitted over a single fiber. While WDM provides several advantages, including increased capacity of data transmission, reduced network infrastructure costs, and improved network scalability, there are also some challenges associated with implementing WDM. These include the need for precise wavelength control, signal distortion due to dispersion and nonlinearity, and high cost of components. Ongoing advancements in WDM technology, including the development of new materials and manufacturing techniques, are expected to further improve the performance and cost-effectiveness of these devices, paving the way for even more advanced communication networks in the future.

Frequently Asked Questions

Wavelength Division Multiplexing (WDM) is a technology used in optical fiber communication systems to increase the capacity of data transmission by transmitting multiple optical signals simultaneously over a single fiber optic cable. Each signal is carried on a different wavelength of light, allowing multiple signals to be transmitted over the same fiber without interference.

Wavelength Division Multiplexing (WDM): Maximizing Fiber Bandwidth and Network Efficiency

Wavelength Division Multiplexing (WDM) is a game-changing technology in the world of fiber optic communication. By allowing multiple data channels to be transmitted simultaneously over a single optical fiber, WDM dramatically increases the capacity and efficiency of fiber networks without the need for additional infrastructure. It is widely used in telecommunications, data centers, metro networks, and enterprise environments to meet the ever-growing demand for high-speed data transfer.

What is Wavelength Division Multiplexing?

WDM is a technique that combines multiple optical signals onto one fiber by transmitting them at different wavelengths (or colors) of light. Each channel operates at a unique wavelength, and all signals are transmitted concurrently without interference. At the receiving end, a demultiplexer separates the signals for individual processing.

There are two primary types of WDM systems:

  • CWDM (Coarse Wavelength Division Multiplexing): Uses wider channel spacing (typically 20 nm) and supports up to 18 channels. Ideal for short to medium-range applications with lower cost and power requirements.

  • DWDM (Dense Wavelength Division Multiplexing): Offers tighter channel spacing (typically 0.8 nm), allowing 40, 80, or even 160 channels per fiber. It is suited for long-haul and high-capacity networks.

Key Components in WDM Systems

WDM solutions consist of several critical components:

  • Multiplexers and Demultiplexers: Combine and separate wavelengths at transmission and receiving ends.

  • WDM Filters and Add/Drop Modules: Used to insert or extract specific wavelengths without disturbing others.

  • Optical Amplifiers: Extend signal reach in long-distance applications without needing electrical regeneration.

  • Transceivers: Operate at specific wavelengths to transmit and receive data in WDM environments.

Applications of WDM Technology

Wavelength Division Multiplexing is used in a wide range of industries and applications:

  • Telecommunications: Enables ultra-high-capacity backbone networks and long-distance data transmission.

  • Data Centers: Supports high-density, high-bandwidth connections between servers, storage, and switches.

  • Metro and Access Networks: Offers flexible bandwidth scaling for urban and suburban deployments.

  • Enterprise Networks: Provides cost-effective bandwidth upgrades over existing fiber infrastructure.

  • Broadcasting and Streaming: Ensures uninterrupted delivery of large volumes of multimedia content.

Benefits of Using WDM

  • Massive Bandwidth Increase: Transmit multiple signals over a single fiber, maximizing infrastructure use.

  • Scalability: Add new channels without laying new fiber, making network expansion more efficient and affordable.

  • Flexibility: Support for bidirectional traffic, mixed data rates, and a variety of signal protocols.

  • Reduced Cost Per Bit: By leveraging existing fiber infrastructure, WDM offers a lower total cost of ownership over time.

Find the Right WDM Solutions on FindLight

FindLight features a wide selection of Wavelength Division Multiplexing (WDM) products from top-tier manufacturers. Whether you need CWDM modules for cost-effective deployments or high-performance DWDM systems for telecom backbones, we offer solutions tailored to your network requirements.

Browse our collection of multiplexers, demultiplexers, add/drop modules, and related components. Filter by wavelength range, channel count, and form factor to find the best fit. Get quotes directly from global vendors and take your optical network to the next level with WDM technology.