THE BEST SIDE OF HWGACOR

" An experiment by using a water-crammed glass sphere was performed and al-Farisi confirmed the additional refractions because of the glass could be overlooked in his model.[seventy four][c] As he famous in his Kitab Tanqih al-Manazir (The Revision in the Optics), al-Farisi made use of a significant clear vessel of glass in The form of the sphere,