3 ms·
> I'd love to know how they make them. The term you are looking for is is "sub-surface laser engraving" or "bubblegram". You can find more here: https://en.wi
by krisoft 4y ago
> I'd love to know how they make them.
The term you are looking for is is "sub-surface laser engraving" or "bubblegram".
You can find more here: https://en.wikipedia.org/wiki/Bubblegram https://en.wikipedia.org/wiki/Bubblegram
Or here: https://www.youtube.com/watch?v=sOrby692Uag https://www.youtube.com/watch?v=sOrby692Uag