 WHEN an object is viewed at so great a distance that the optic axes of both eyes are sensibly parallel when directed towards it, the perspective projections of it, seen by each eye separately, are similar, and the appearance to the two eyes is precisely...  Guy's Hospital Reports - Page 145by Guy's Hospital - 1865Full view - About this book
 | Royal Society (Great Britain) - Mathematics - 1838 - 538 pages
...Professor of Experimental Philosophy in Kings College, London. • Received and Read June 21, 1838. TT HEN an object is viewed at so great a distance that the...the same as when the object is seen by one eye only. There is, in such case, no difference between the visual appearance of an object in relief and its... | |
 | 1841 - 542 pages
...Professor of Experimental Philosophy in King's College, London.* Received and Read June 21, 1838. § IWHEN an object is viewed at so great a distance that the...the same as when the object is seen by one eye only. There is, in such case, no difference between the visual appearance of an object in relief and its... | |
 | Periodicals - 1841 - 274 pages
...difference does not exist, and a consequence results which we will state in Mr. Wheatstone's own words: — When an object is viewed at so great a distance that...and the appearance to the two eyes is precisely the game as when the object is seen by one eye only. There is in such case, no difference between the visual... | |
 | Periodicals - 1841 - 276 pages
...difference does not exist, and a consequence results which we will state in Mr. Wheatstone's own words: — When an object is viewed at so great a distance that...perspective projections of it, seen by each eye separately, arc similar, and the appearance to the two eyes is precisely the same as when the object is seen by... | |
 | William Mackenzie - Eye - 1841 - 460 pages
...observations. 2 When an object is viewed at so great a distance that the optic axes are sensibly parallel, the perspective projections of it, seen by each eye...the same as when the object is seen by one eye only. There is, in such a case, no difference between the visual appearance of an object in relief and its... | |
 | William Mackenzie - Eye - 1841 - 326 pages
...necessary, before going farther, to present the reader with the following abstract of his observations. " When an object is viewed at so great a distance that the optic axes are sensibly parallel, the perspective projections of it, seen by each eye separately, are similar,... | |
 | Alexander Bain - Mind and body - 1855 - 758 pages
...two eyes in producing single vision. The following quotation is from the opening paragraph : — ' When an object is viewed at so great a distance that...directed towards it, the perspective projections of each, seen by each eye separately, are similar, and the appearance to the two eyes is * • The limits... | |
 | Medicine - 1859 - 450 pages
...unintelligible. From Mr. Wheatstone's paper on the stereoscope, Mr. Nunneley quotes the statement, that when an object is viewed at so great a distance that the optic axes of both eyes are parallel, the perspective projections of it, seen by each eye separately, are similar, and the appearance... | |
 | John Timbs - Discoveries in science - 1860 - 432 pages
...Diorama and the Daguerreotype. The perfect illusion of the Dioramic pictures has been thus explained : " When an object is viewed at so great a distance that...and the appearance to the two eyes is precisely the name as when the object is seen by one eye only. There is, in such case, no difference between the... | |
 | John Timbs - Inventions - 1860 - 478 pages
...and the Daguerreotype. The perfect illusion of the dioramic pictures has been thus explained : ' ' When an object is viewed at so great a distance that...axes of both eyes are sensibly parallel when directed toward it, the perspective projections of it, seen by each eye separately, are similar ; and the appearance... | |
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