Embracing the Power of Connectivity with FWDM

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Date: 2024-11-08 14:24:29

FWDM (Filter Wavelength Division Multiplexer) is used in EDFA (Erbium-Doped Fiber Amplifier), Raman amplifiers, WDM (Wavelength Division Multiplexing) networks, and fiber optics instrumentation. It is based on TFF (Thin Film Filter) technology and combines or separates light at different wavelengths in a wide wavelength range. This article will provide a basic understanding of FWDM.

What is FWDM?
FWDM is an optical device that can realize the multiplexing and demultiplexing of two communication signals 1490/1310 and 1550nm. It can expand the capacity of a single fiber to achieve bidirectional communication. In addition, it is used in optical network upgrades and expansion, business, etc.

Component Structure
FWDM consists of three ports: Common, reflect, and pass. It can multiplex or demultiplex two or more optical signals of different wavelengths in a single wide wavelength range channel and increase signal transmission speed and communication capacity.

Features and Benefits
1. Low insertion loss
2. Low polarization-dependent loss (PDL)
3. High channel isolation
4. High stability and reliability
5. Epoxy-free on the optical path
6. Wide operating wavelength range
7. Small size and low cost

Applications
FWDM is used in WDM systems, FTTx /FTTH, CATV, PON, fiber communication, test instruments, OTDR, EDFA, etc.

Conclusion
With low insertion loss and PDL, high channel isolation, and high environmental stability and reliability, FWDM is ideal for FTTx /FTTH and WDM network applications. In addition, FWDM provides a wide range of wavelength windows commonly used in different optical fiber systems.

Sun Telecom specializes in providing one-stop total fiber optic solutions for all fiber optic application industries worldwide. Contact us if you have any needs.

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