LC stands for Lucent Connector, named after the company that first developed it. This article explains what Duplex LC connectors are, how they work, the difference between single-mode and multimode use, how to choose and maintain them, and why they remain central to fiber network design. The word “duplex” means that this connector has two fibers in one clip, allowing bidirectional communication. The Duplex LC connector is a widely used fiber optic connector in modern telecommunications and data communication networks.
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