Optical Manhole

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Snell’s windowThe circle in this underwater photo is the entire sky, compressed by the refract

Link #science #water #snells law #snellius #snells wiindow #optical manhole #refraction #caribbean #betta fish #the earth story #optic

Snell’s windowThe circle in this underwater photo is the entire sky, compressed by the refract

Link #snells window #optical manhole #fisheye #science #ocean #water #the earth story