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AFW Technologies, a specialist in fiber-optic and micro-optics components, has broadened its offering with a set of high-quality passive fiber-optic devices: fixed attenuators, fiber isolators, couplers, and polarization-maintaining circulators. Now featured on GoPhotonics, this expanded portfolio addresses needs in fiber-optic communications, amplifier and laser systems, fiber-sensor networks, and instrumentation infrastructure - delivering stable performance, compatibility, and reliability for modern optical deployments.
OA-SM-1310-15-C-0.5-1 Fixed Single-Mode Optical Attenuator
The OA-SM-1310-15-C-0.5-1 is a fixed attenuator that provides controlled reduction of optical power in single-mode fiber systems operating primarily at 1310 nm and 1550 nm. It helps prevent receiver saturation and ensures that transmit power stays within safe and optimal levels - particularly crucial in high-capacity networks using high-power transmitters or short interconnect distances. Featuring stable attenuation values, low insertion loss, and high return-loss performance, this device is a reliable solution for fiber-optic communication links, system evaluation, and laboratory calibration setups where precise power matching is essential.
FOA-SCA-2 Single-Mode Attenuator with SC Connector
Engineered with a durable SC connector interface, the FOA-SCA-2 is a fixed attenuator that supports quick installation and plug-and-play operation. It is optimized for signal power equalization in CATV networks, metro/access systems, passive optical networks (PON), and test environments. Its mechanical stability ensures consistent attenuation even during frequent reconnections, making it an excellent choice for field deployment, equipment qualification, and optical service maintenance where repeatability and compatibility are paramount.
ISO-64-L-1-0-3W Polarization-Insensitive Fiber-Optic Isolator
The ISO-64-L-1-0-3W high-performance isolator prevents harmful optical feedback by ensuring light propagation in a single direction - a critical requirement for preserving laser stability and maximizing amplification efficiency. Designed to operate without sensitivity to input polarization, it provides versatility across diverse system architectures. Its robust optical design handles higher power levels while maintaining minimal insertion loss and high isolation, making it ideal for fiber lasers, EDFAs, Raman amplifier modules, high-precision test setups, and coherent optical links sensitive to back-reflections.
SMTC-0104-15-A-L-1-6 Single-Mode Fiber Coupler
The SMTC-0104-15-A-L-1-6 single-mode coupler is tailored for dependable signal splitting and combining in telecom, sensing, and instrumentation systems. It offers excellent power distribution uniformity with low polarization-dependent loss, supporting consistent optical performance across system channels. The compact form factor allows easy integration into densely packed fiber networks, while its broad wavelength compatibility enables flexible deployment in DWDM and broadband optical monitoring applications.
CIR-PM-15-C-7-2 Polarization-Maintaining Fiber Circulator
This PM circulator, CIR-PM-15-C-7-2, enables controlled directional routing across three ports while preserving the polarization state of transmitted light - a vital feature for high-coherence and interferometric applications. It ensures low insertion loss, high extinction ratio, and strong isolation between ports, minimizing signal crosstalk and maintaining system accuracy. It is a key component in gyroscopes, fiber-laser cavities, sophisticated measurement platforms, and sensing-based architectures requiring reliable polarization preservation for stable and repeatable results.
Advancing Reliability and Performance in Photonics Infrastructure
Through this expanded selection of fixed attenuators, isolators, couplers, and PM circulators, AFW Technologies continues to deliver dependable passive solutions built for next-generation optical environments. With high stability, compact designs, and broad compatibility across wavelengths and network standards, these components play a crucial role in enhancing signal quality, protecting optical equipment, and scaling modern communication and laser-based systems globally.
Click here to learn more about fiber optic circulators.