 | Frederick Walter Simms - 1834 - 124 Seiten
...the telescope the other half, which is done by turning the screw a : this gives the small azimuthal motion to the Y before spoken of, and consequently...bisected upon the telescope being directed to it; if not quite correct, the operation of reversing and correcting half the error, in the same manner, must... | |
 | Frederick Walter Simms - 1844 - 248 Seiten
...other half, which is done by turning the screws cc, near the top of one of the arms of the iron stand. Having thus again bisected the object, reverse the axis as before, and if half the error has been correctly estimated the object will be bisected upon the telescope being directed to it ;... | |
 | Nathaniel Bowditch - 1846 - 854 Seiten
...the other half, which is done by turning the azimuth screw a; this gives the small »/'u nú i lui! motion to the Y, before spoken of, and consequently to the pivot of the aiis which it carries. Having thus again bisected the object, reverse the axis as before, and, if half... | |
 | Benjamin Pike - 1848 - 356 Seiten
...the telescope the other half, which is done by turning the screw a ; this gives the small azimuthal motion to the Y before spoken of, and consequently...bisected upon the telescope being directed to it ; if not quite correct, the operation of reversing and correcting half the error, in the same manner, must... | |
 | Benjamin Pike (Jr.) - 1848 - 482 Seiten
...the telescope the other half, which is done by turning the screw a ; this gives the small azimuthal motion to the Y before spoken of, and consequently...bisected upon the telescope being directed to it ; if not quite correct, the operation of reversing and correcting half the error, in the same manner, must... | |
 | Frederick Walter Simms - 1850 - 184 Seiten
...the telescope the other half, which is done by turning the screw, a ; this gives the small azimuthal motion to the Y before spoken of, and, consequently,...reverse the axis as before, and if half the error were correctly estimated, the object will be bisected upon the telescope being directed to it ; if... | |
 | 1880 - 880 Seiten
...telescope the other half, which is done by turning the a/iniuth screw a; this gives the small a/imuthal motion to the Y, before spoken of, and consequently...correctly estimated, the object will be bisected upon the télescope being directed to it; if not quite correct, the, operation of reversing and correcting half... | |
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... motion to the Y before spoken of, and consequently to the pivot of the axis which it carries. Having thus again bisected the object, reverse the axis as before, and if half the error was correctly estimated, the object will be bisected upon the telescope... 