THE HWGACOR RTP DIARIES

" An experiment using a water-loaded glass sphere was executed and al-Farisi showed the extra refractions due to glass may be dismissed in his product.[74][c] As he noted in his Kitab Tanqih al-Manazir (The Revision of your Optics), al-Farisi utilised a sizable apparent vessel of glass in the shape of the sphere, which was filled with h2o, as a way