energy

History Tuesday: Lasers

History Tuesday: Lasers

On this day in 1968, a patent was granted to a fellow named Fred Schollhammer for a hand-held portable beam generator. We now know that portable beam generator today as a laser, which is an acronym for “Light Amplification by the Stimulated Emission of Radiation.” Now, Mr. Schollhammer didn’t invent the laser, in fact there …

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