Gizmodo: A Mexican physicist solved a 2,000-year old problem that'll lead to cheaper, sharper lenses 🤯

gizmodo.com

It’s a problem that plagues even the priciest of lenses, manufactured to the most exacting specifications: the center of the frame might be razor-sharp, but the corners and edges always look a little soft. Rafael G. González-Acuña, a doctoral student at Mexico’s Tecnológico de Monterrey, has managed to come up with a mind-melting equation that provides an analytical solution for counteracting spherical aberration, which had been previously formulated back in 1949 as the Wasserman-Wolf problem which stumped scientists for decades.

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