If you look into the end of a fiber, the powerful laser signal transmitting through it will burn your eyeball. The effect is like a medical fiber optics gadget that burns warts off your finger or an endoscope used in laser surgery, right? This is the second most popular myth about fiber, and it is wrong on two counts. First, most fiber optic links pose no eye damage danger. Second, there are other dangers that you must be concerned with to install or use fiber optics safely. Let's start with the eye safety issue.
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