While dust and particles are visible threats, chemical contamination is often more insidious. For example: The efficiency of launching light into a fiber can be substantially degraded by dust particles, which may also be burned in by intense laser radiation. It involves molecular films or residues—such as skin oils, cleaning solvents, environmental moisture, or adsorbed gases—that coat the. Even microscopic contamination can obstruct the optical path, leading to signal degradation and performance issues. The ability to transmit enormous amounts of data over long distances in a flash is a distinct advantage of fiber optic cables.
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