Optical fibers have become the foundation of modern data transmission, used for everything from telecoms and internet services to governmental and space applications. This is because they’re capable ...

Schematic diagram and microscopic observation of an optical fiber doped with rare-earth atoms. The fluorescence from the entire optical fiber can be seen. (b) Schematic diagram and microscopic ...

A colorful display of plastic optical fibers Commercial optical fibers generally carry light that’s invisible to the eye. The colorful ones shown here transmit visible light, demonstrating how fiber ...