THE DEFINITIVE GUIDE TO HWGACOR DAFTAR

" An experiment using a water-crammed glass sphere was carried out and al-Farisi showed the extra refractions as a result of glass might be disregarded in his design.[74][c] As he mentioned in his Kitab Tanqih al-Manazir (The Revision of the Optics), al-Farisi applied a big clear vessel of glass in The form of the sphere, which was full of water, a