That's really smart tho. Kinda like how aperture on cameras works.
this post was submitted on 18 Jul 2023
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Yeah, same principle as pinhole glasses, but these look way better.
Glass-free sunglasses
Honestly yeah, both the idea and execution behind these glasses is really neat.
They're called ilgaak. Inuit snow goggles. They are a precursor to sunglasses that reduced the glare of the snow and the sun. Very cool!
I've seen these at museums and seeing it in use in the pic on the left is pretty cool.
Safety squints
Captain, I‘m detecting a heat signature inside that structure ahead!