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Fiber Optic Detectors Detectors perform the opposite function of light emitters. They convert optical signals back into electrical impulses that are used by the receiving end of the fiber optic data, video, or audio link. The most common detector is the semiconductorxa0photodiode, which produces curre...

http://pubs.rsc.org/en/content/articlehtml/2016/sc/c6sc00987e...

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