Fahie, J. J. (John Joseph), 1846-1934 · London, J. Murray · leaf 130
began to fail that he consented to 94 PROFESSOR IN PADUA [1592- It detracts little from the merit of Galileosinvention that the modern refracting telescope isbased upon a different combination of lenses thanthat which he used. After possessing himself ofone of Galileos instruments, Kepler… … KEPLERIAN TELESCOPE.^ given. Without entering into a detailed description,it may be well to point out that in Galileos therays of light which travel from the point S andpenetrate to the observers eye do not, on strikingthe object-glass, cover the whole of its surface; impart his secret to Ippolito…
