The fiber laser

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Who

Elias Snitzer (1925–2012), an American physicist generally identified as Jewish-American.

When

1961

Where

Massachusetts, USA (American Optical)

In 1961 physicist Elias Snitzer demonstrated the first fiber laser and the first fiber amplifier, technology now central to telecommunications, industrial cutting and medicine. His doped-glass fiber designs helped make long-distance optical communication practical. Snitzer, born in Lynn, Massachusetts, is generally counted among the Jewish-American physicists of the postwar era.

Sources

Part of “The Gifts of the Jews” — verified Jewish contributions to the world, with sources.