this post was submitted on 23 Jun 2026
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[–] modus@lemmy.world 9 points 2 days ago (1 children)

You'll need around a 1-watt green (532nm) laser pointer. That's gonna run you about $500 and they're kinda dangerous.

[–] 5in1k@lemmy.zip 3 points 2 days ago (1 children)

$60 for a hobbyist who can hook up a module.

[–] modus@lemmy.world 3 points 2 days ago (1 children)

True, but like I said, kinda dangerous. I like my eyes.

[–] 5in1k@lemmy.zip 2 points 2 days ago

Best to wear laser goggles for sure.