external micrometer

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• external micrometer — A micrometer for measuring external diameters …   Dictionary of automotive terms

• micrometer — [1] A precision measuring tool that will give readings accurate to 0.002 mm or 0.0001 of an inch. Sometimes called inside micrometer or outside micrometer. Also called a mike. [2] A unit of measurement of thickness which is equal to one… …   Dictionary of automotive terms

• Micrometer — This article is about the measuring device. For the unit of length, see Micrometre. Outside, inside, and depth micrometers A micrometer (   …   Wikipedia

• Micrometer screw — Screw Screw (skr[udd]), n. [OE. scrue, OF. escroue, escroe, female screw, F. [ e]crou, L. scrobis a ditch, trench, in LL., the hole made by swine in rooting; cf. D. schroef a screw, G. schraube, Icel. skr[=u]fa.] 1. A cylinder, or a cylindrical… …   The Collaborative International Dictionary of English

• Ocular micrometer — Micrometer Eyepiece An ocular micrometer is a …   Wikipedia

• Caliper — For other uses, see Caliper (disambiguation). A vernier caliper …   Wikipedia

• Meridian circle — Groombridge transit circle of 1806 The meridian circle, transit circle, or transit telescope is an instrument for observing the time of stars passing the meridian, at the same time measuring its angular distance from the zenith. The idea of… …   Wikipedia

• Transparency and translucency — Diaphanes redirects here. For the genus of firefly, see Diaphanes (beetle). Translucence redirects here. For other uses, see Translucence (disambiguation). Translucent redirects here. For the Japanese manga series, see Translucent (manga).… …   Wikipedia

• Priroda — Infobox Space station station = Priroda station station image size = station image caption = A view of Priroda from the departing Space Shuttle Discovery during STS 91 insignia = Mir insignia.svg insignia size = insignia caption = Mir insignia… …   Wikipedia

• Richard Towneley — (10 October 1629 – 22 January 1707) was an English mathematician and astronomer from Towneley near Burnley, Lancashire. He was one of a group of seventeenth century astronomers in the north of England, which included Jeremiah Horrocks, William… …   Wikipedia

• Optical tweezers — (originally called single beam gradient force trap ) are scientific instruments that use a highly focused laser beam to provide an attractive or repulsive force (typically on the order of piconewtons), depending on the refractive index mismatch… …   Wikipedia