I have drawn is roughly made, and being chiefly of wood is rather clumsy, but it acts well. and the composite may be viewed by the naked eye, or through a lens of long focus, or through an opera-glass (a telescope is not so good) fitted with a sufficiently... The British Journal of Photography - Sida 2691878Obegränsad förhandsgranskning - Om den här boken
| 1878 - 802 sidor
...line of sight. By its means the ordinary image of one component is thrown upon the VOL. xiit. — SO extraordinary image of the other, and the composite...at that short distance with distinctness. Portraits Fio. 4. FIG. 5. Fio. 6. Fig. 4 shows the simple apparatus which carrier the prism, and on which the... | |
| 1879 - 474 sidor
...made, and being chiefly of wood is rather clumsy, but it acts well. and the composite may be viewed by the naked eye, or through a lens of long focus, or...further from the eye, and a long face may be fitted to a short one by inclining and foreshortening the former. The slight fault of focus thereby occasioned... | |
| Francis Galton - 1883 - 422 sidor
...one component is thrown upon the extraordinary image of the other, and the composite may be viewed by the naked eye, or through a lens of long focus, or...different sizes may be combined by placing the larger one farther from the eye, and a long face may be fitted to a short one by inclining and foreshortening... | |
| Sir Norman Lockyer - 1878 - 746 sidor
...apparatus I have drawn is roughly made, and being chiefly of wood, is rather clumsy, but it acts well. be viewed with the naked eye or through a lens of...further from the eye, and a long face may be fitted to a short one by inclining and foreshortening the former. The slight fault of focus thereby occasioned... | |
| Karl Pearson - 1924 - 570 sidor
...one component is thrown upon the extraordinary image of the other, and the composite may be viewed by the naked eye, or through a lens of long focus, or...telescope is not so good) fitted with a sufficiently long draw tube to see an object at that short distance with distinctness. Portraits of somewhat different... | |
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