| Nautical almanacs - 1783 - 462 pages
...from your Eye, till you fee them appear ex actly to cover the fmall Circle viewed in the Te lefcope. Meafure now the Diftance of the fmall Circle, and...former by that of the latter, and you will have the magnify ing Power of the Telefcope required. Two other Methods to determine, by Experiment, the Power... | |
| James Smith - Industrial arts - 1815 - 684 pages
...distance of the small circle, and also of the parallel lines, from your eye; then divide the distance of the former by that of the latter, and you will have the magnifying power of the telescope. Miscellaneous Remarks, relative to Telescopes, In treating of vision, we observed that objects... | |
| William Kitchiner - 1825 - 480 pages
...distance of the small circle, and also of the parallel lines, from your eye. Divide then the Distance of the former by that of the latter, and you will have the magnifying power of the Telescope required. " Two other methods to determine, by experiment, the power of any Telescope are... | |
| Industrial arts - 1835 - 532 pages
...distance of the small circle, and also of the parallel lines from your eye; divide then the distance of the former by that of the latter, and you will have the magnifying power of the telescope required." The Ladies' and Gentlemen's Diaries are among the old friends to whom we alluded,... | |
| Perry Fairfax Nursey - Industrial arts - 1835 - 522 pages
...distance of the small circle, and also of the parallel lines from your eye; divide then the distance of the former by that of the latter, and you will have the magnifying power of the telescope required." The Ladies' and Gentlemen's Diariet are among the old friends to whom we alluded,... | |
| John Partridge - 1690 - 610 pages
...distance of the small circle, and also of the parallel lines, from your eye; divide then the distance of the former by that of the latter, and you will have the magnifying power of the telescope required. THE WINTER QUARTER. trokgicnm, pro Anno 1 835 ; or an Astrological Judgment upon... | |
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