Physics (well, physics for microbiology), with IR and red lasers. I was pretty d... | Hacker News

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		cyberax on May 15, 2024 \| parent \| context \| favorite \| on: Femtosecond lasers create 3D midair plasma display... Physics (well, physics for microbiology), with IR and red lasers. I was pretty diligent with wearing glasses, but apparently not diligent enough.

eternauta3k on May 16, 2024 [–]

Sometimes there's no way to be safe, e.g. aligning pumped lasers where you'd need one set of glasses for the pump wavelength and another for the final wavelength.

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