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RE: Ever wondered how lasers function

in #stemng6 years ago

Laser is an application with many use. Imagine how life would be like without most of its numerous functions, eg in digital music read in CDs and DVDs, in surgery, measurement, business, diagnostics, in fabrication, etc.

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This is something i honestly dont want to imagine @greenrun

Sometimes i just wonder how people survived Several Decades ago without this Things

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