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17 sett 1830 anni - Joseph Jackson Lister reduces the problem with spherical aberration by showing that several weak lenses used together at certain distances gave good magnification without blurring the image.

Aggiunto al nastro di tempo:

science

ByZawad
11 feb 2018

Data:

17 sett 1830 anni
Adesso
~ 193 years ago
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