 We can so shape transparent substances, and so arrange them with respect to our sight and objects, that rays can be broken and bent as we please, so that objects may be seen far off or near, under whatever angle we please ; and thus from an incredible...  Worthies of Science - Página 18por John Stoughton - 1879 - 342 páginasVisualização integral - Acerca deste livro
 | William Nicholson - 1809 - 716 páginas
...distance, . and be able to read the smallest letters at an incredible distance, and to count the duet and sand, on account of the greatness of the angle under which we see the objects: and also that we shall scarce see the greatest bodies near us, on account of the smallness... | |
 | William Nicholson - 1819 - 376 páginas
...at a distance, and be able to read the smallest letters at an incredible distance, and to count the dust and sand, on account of the greatness of the angle under which we see the objects : and also, that we shall scarce see the greatest bodies near us, on account of the smallness... | |
 | William Nicholson - 1819 - 370 páginas
...at a distance, and be able to read the smallest letters at an incredible distance and to count the dust and sand, on account of the greatness of the angle under which we see the objects : and also, that we shall scarce see the greatest bodies near us, on account of the smallness... | |
 | John Platts - 1825 - 562 páginas
...at a distance, and be able to read the smallest letters at an incredible distance, and to count the dust and sand, on account of the greatness of the angle under which we see the objects ; and, also, that we shall scarce see the greatest bodies near us, on account of the smallness... | |
 | 1832 - 640 páginas
...combinations of lenses, he says — " We shall see the object near at hand, or at a distance, and under any angle we please. And thus from an incredible distance we may read the smallest letters, and may number the smallest particles of dust and sand, by reason of the greatness of the angle under which... | |
 | John M. Moffat - 1834 - 530 páginas
...toward any place we please, so that we shall see the object near at hand, or at a distance, under any angle we please ; and thus from an incredible distance, we may read the smallest letter, and may number the smallest particles of dust and sand, by reason of the greatness of the angle... | |
 | 1835 - 1102 páginas
...no proof that he carried his conception into practice, or invented it. His words are these : — ' We can so shape transparent substances, and so arrange...account of the greatness of the angle under which we see them ; and we may manage so as hardly to see bodies, when near to us, on account of the smallness of... | |
 | Society for the Diffusion of Useful Knowledge (Great Britain) - 1835 - 564 páginas
...no proof that he carried his conception into practice, or invented it. His words are these : — ' We can so shape transparent substances, and so arrange...number the grains of dust and sand, on account^!' the greatness of the angle under which we see them ; ana we may manage so as hardly to see bodies,... | |
 | 1835 - 566 páginas
...arrange them with respect to our and objects, that ken and bent as we p; so that, objects may In- .(Tor near, under whatever angle we please ; and thus from...the smallest letters, and number the grains of dust m account of the greatness of the angle under which we see them ; and we may man: irdly to see bodies,... | |
 | Walter Rogers Johnson - 1836 - 516 páginas
...towards any place we please, so that we shall see the object near at hand, or at a distance, under any angle we please ; and thus from an incredible distance, we may read the smallest letter, and may number the smallest particles of dust and sand, by reason of the greatness of the angle... | |
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