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Technology evolves at a rapid-fire pace. That’s why we’ve built an easy-to-use glossary to help you better understand the terms, technologies and trends that impact your business.

Optical testing

A branch of testing that applies to validation of fiber optic cables, optical signals and fiber-optic communication systems and networks. The tools used for such testing include fiber connector inspectors, light sources, power meters, fiber detectors, fault locators, optical return loss testers, optical time-domain reflectometers, optical line mappers, polarization and dispersion analyzers as well as optical spectrum analyzers.