A laboratory course in experimental physics (1896)
Loudon, W. J. (William James), McLennan, John Cunningham, joint author · New York and London, Macmillan and Co. · leaf 21
ale, in a vertical position, alongsideof these points, and then, by means of the telescope on theinstrument, noting what division on the scale correspondswith each of the points respectively. In the construction ofthe instrument, it is very difficult to make the column ABperfectly rigid, and to… … IO EXPERIMENTAL PHYSICS. IV. THE SPHEROMETER. The essential part of the spherometer (Fig. 8) is a microm-eter screw DP, which passes through a metal tripod whose feetare of equal length. This screw carries with it, at its upperend, a graduated metallic circular discLL, whose plane is perpendicular…
Physics
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