this post was submitted on 24 Oct 2023
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Metalenses are a relatively fringe optical technology — at least, they were. Until now, it has been largely pursued by startups and scientists but that is changing as Canon has jumped into the fray and not only makes them but also produces the equipment necessary to manufacture them.

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[–] kevinbacon@lemmy.world 20 points 8 months ago (1 children)

Nah, used to get these in the bottom of a packet of chips with a pokemon on em.