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frikkin' laser beams

just found a fun page on making a homegrown CO2 laser - [www.altair.org] - & was idly wondering if it would be possible to rep-rap plasma tubes for them, I've seen handblown glass CO2 lasers...

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Re: frikkin' laser beams

The hard(er) part is the optics; you need the bumpiness of the optics to be smaller than the wavelength of light that you're using. According to Sam's Laser FAQ, "the output of a CO2 laser is...

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Re: frikkin' laser beams

... for low-energy-CO2-lasers you can use simple metallized glass-mirrors (e.g. salvaged from scanners) in the optical setup. The only noncommon part is the focussing lens - here i used...

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Seriously you guys!

Okay, so I just started looking in to the reprap-project, and it's a really cool one! But this laser-thing is getting out of hand! You are talking about building a selfreplicating robot, with LASERS!

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Re: frikkin' laser beams

... actually a comercial laser-cutter cutting metal-sheets for building/assembling lasercutters would fit in the same category ... and the lasers are much stronger/dangerous - but nobody is suspecting...

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