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Viavi Solutions, a global leader in network test, measurement, and optical sensing technologies, is featured on GoPhotonics for its broad portfolio of photonic instruments supporting fiber optic communications, industrial sensing, and process analytics. Its solutions span optical domains from the near infrared through the C band, enabling accurate signal amplification, spectral analysis, power measurement, and fiber characterization across telecom, datacom, and industrial environments. From erbium doped fiber amplifiers and optical spectrum analyzers for CWDM and DWDM networks to handheld OTDRs, USB based optical power meters, and near infrared spectrometers, Viavi’s technologies support precise optical signal measurement and analysis.

mEDFA-C11CF - Erbium Doped Fiber Amplifier for Automated Testing

The mEDFA-C11CF is an erbium-doped fiber amplifier designed for automated optical testing, operating over the C-band spectral range of 1528 nm - 1569 nm, which specifies its suitability for dense wavelength division multiplexing applications. It provides optical signal amplification with a saturated output power greater than 21 dBm and offers gain levels of about 25 dB at an input power of - 4 dBm and about 35 dB at an input power of - 20 dBm, indicating strong amplification capability for both moderate and very low input signals. The specified noise figures of up to 5.5 dB at - 4 dBm and 5.2 dB at - 20 dBm reflect low noise performance suitable for sensitive signal measurements, while a spectral gain flatness below 2 dB ensures uniform amplification across the operating wavelength range. Polarization dependent loss and polarization dependent gain below 0.2 dB indicate minimal polarization sensitivity. The single amplifier module architecture, compatibility with automated test software environments, and laser safety class 1M compliance specify that the device is intended for reliable use in automated test systems, including sensitive signal amplification, power saturation recovery testing, and optical signal to noise ratio noise loading applications.

MicroNIR PAT-Wx - NIR Spectrometer for Pharmaceutical Applications

The MicroNIR PAT-Wx is a near infrared spectrometer specified for process analytical and pharmaceutical applications, operating over a spectral range of 950 nm - 1650 nm, which defines its capability for chemical composition and material analysis in the NIR region. Its spectral performance is characterized by a narrow bandwidth below 1.25 percent FWHM and a wavelength sampling interval of about 6.2 nm across the operating range, indicating fine spectral resolution and consistency. The specified dynamic range of up to 1000 : 1 and 16 bit digitization indicate the ability to accurately capture both weak and strong spectral features. The use of an InGaAs photodiode array combined with a linear variable filter and integrated tungsten light sources specifies a self contained measurement system optimized for inline and at line analysis. The reinforced housing, integrated inertial measurement unit, hazardous area certifications, and support for network based control interfaces specify suitability for deployment in regulated and industrial environments. Compatibility with dedicated chemometric and process software further indicates its intended use for real time monitoring and quality control in pharmaceutical manufacturing, food and feed processing, and demanding industrial process applications.

SmartOTDR 100B - Handheld Optical Time Domain Reflectometer

The SmartOTDR 100B is a handheld optical time domain reflectometer specified for fiber characterization and troubleshooting, operating at selectable wavelengths of 1310 nm, 1550 nm, 1625 nm, and 1650 nm to support access, metro, and PON network testing. Its wavelength accuracy and wide pulse width range specify flexibility for short and long reach measurements, while an RMS dynamic range of up to 41 dB indicates the ability to analyze high loss links and splitter based networks. The specified event and attenuation dead zones indicate precise fault localization and clear resolution of closely spaced fiber events. High attenuation resolution, good linearity, and fine sampling resolution specify accurate loss measurement and trace fidelity. The use of a Class 1 safety laser with stable output power specifies safe and repeatable field operation, while large internal memory capacity specifies support for extensive test data storage and analysis. Integrated power meter functionality, automated fiber inspection, macro bend detection, and pass or fail analysis software specify efficient qualification and troubleshooting workflows. Touch screen operation, multiple interface options, and wireless connectivity further specify suitability for portable, field based testing of FTTH, PON, access, and front haul fiber networks.

OSA-110 Series - Optical Spectrum Analyzer for DWDM Applications

The OSA-110 Series is an optical spectrum analyzer module that operates at a full-band wavelength range of 1250 to 1650 nm for CWDM and DWDM network analysis. It provides high optical resolution spectral measurement with a built-in wavelength calibration that guarantees ± 0.05 nm wavelength accuracy and ± 0.01 nm repeatability, and it supports channel spacings from 33 to 200 GHz and up to 256 channels for versatile WDM testing. It performs rapid full-band scans in under 5 s and C-band scans in about 1 s with fine readout resolution, and it measures power with ± 0.6 dB absolute accuracy. It supports modulation formats and data rates up to high-speed signals, provides optical rejection ratios up to 40 dBc for precise spectral isolation, and the OSA-110R variant adds in-band OSNR measurement with a dynamic range above 30 dB and OSNR accuracy of ± 0.6 dB. It offers internal wavelength reference, universal optical ports and multiple connector types, and it is available in versions including standard, high-power measurement and in-band OSNR configurations for integration into fiber test platforms. It is ideal for deploying and maintaining DWDM metro and core networks, installing and maintaining CWDM systems, verifying high-speed optical interfaces, and provisioning and troubleshooting ROADM and WDM networks.

MP-60 - Optical Power Meter for Telecom Applications

The MP-60 is a miniature optical power meter specified for broadband optical power measurement over a wavelength range of approximately 780 nm - 1650 nm, indicating suitability for multimode and single mode fiber applications across common telecom and datacom bands. It specifies calibrated wavelength settings for standard bands such as 850 nm, 980 nm, 1300 nm, 1310 nm, 1490 nm, 1550 nm, and 1625 nm, defining its use for fiber installation, maintenance, and troubleshooting. The specified measurement range from about - 65 dBm to + 10 dBm and measurement units in dBm, dB, and milliwatts indicate its capability to measure both low level and relatively high optical power signals with good linearity and accuracy. The use of a germanium photodiode detector and support for optical tone detection specify compatibility with standard test signals used in fiber networks. Integration with FiberChekPRO and FiberChekMOBILE software specifies combined optical power measurement and fiber inspection workflows with automated data logging and reporting. USB based operation and support for common fiber connector interfaces specify easy integration with PCs and VIAVI test platforms. It is ideal for optical power and loss measurements in telecom, datacom, CATV, LAN, and DWDM fiber networks, as well as general fiber testing and certification tasks.

With its broad portfolio of optical test, measurement, and monitoring solutions, Viavi Solutions continues to advance accuracy, reliability, and efficiency across modern fiber optic and photonic networks. By leveraging deep expertise in optical amplification, spectral analysis, fiber characterization, power measurement, and process analytics, the company delivers solutions that enable precise signal qualification, network performance optimization, and reliable system validation. Viavi Solutions’ commitment to measurement integrity, automation-ready design, and application-driven engineering positions its products as trusted tools for telecom and datacom network deployment, DWDM and CWDM system maintenance, industrial process monitoring, and next-generation optical infrastructure development.

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