Overview
The fiber optic connector consists of a fiber optic plug and its adapter. The end of the fiber optic cable is held in the core of the ferrule in the plug as shown in Figure 46. Light signals are transmitted through the core of the fiber.
Ferrule
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Figure 46. Ferrule in an SC Connector Plug
Even minor smudges or dirt on the end face of the fiber, completely invisible to the naked eye, can disrupt light transmission and lead to failure of the component or of the entire system. Figure 47 shows part of the end face of an unclean and clean ferrule.
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Unclean Clean
Figure 47. Unclean and Clean Ferrule
Guidelines Here are general guidelines and warnings for fiber optic connectors:
Always keep a dust cap on a fiber optic cable when it is not in use.
Do not touch the end face of the ferrule in the connector.
Warning
Do not stare into the laser beam. 2
Warning
Do not look directly at the cable ends or inspect the cable ends with an optical lens. 31
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