OSA | Living History

Critical advances in telecommunications such as the laser and optical amplifiers were developed at Bell Laboratories.

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Bell Laboratories

Innovations at Bell Laboratories advanced communications components, devices and systems.

Today’s high-speed, broadband communications networks were built on the ingenuity and foresight of Bell Labs researchers. The laser and optical amplifiers are just two of many lasting devices and techniques the labs produced. (Photo: Courtesy of AT&T Archives and History Center)

(Courtesy of Courtesy of AT&T Archives and History Center)