{Bifilar micrometer} (often called {a bifilar}), an instrument form measuring minute distances or angles by means of two very minute threads (usually spider lines), one of which, at least, is movable; -- more commonly called a {filar micrometer}. [1913 Webster]
The Collaborative International Dictionary of English. 2000.
Filar micrometer — Micrometer Mi*crom e*ter, n. [Micro + meter: cf. F. microm[ e]tre.] An instrument, used with a telescope or microscope, for measuring minute distances, or the apparent diameters of objects which subtend minute angles. The measurement given… … The Collaborative International Dictionary of English
filar micrometer — n an instrument for accurately measuring small distances or angles that usu. consists of two parallel fine platinum wires mounted in the focal plane of a microscope or telescope with one wire being fixed and the other movable by means of a finely … Medical dictionary
Filar micrometer — A filar micrometer is a device used in astronomical telescopes for precision measurements. The word filar derives from Latin filum , a thread. It refers to the fine threads or wires used in the device. Construction and useThe filar micrometer… … Wikipedia
filar micrometer — siūlinis mikrometras statusas T sritis Standartizacija ir metrologija apibrėžtis Mikrometras, kuriame yra rėmelis su matavimo siūlais. Naudojamas mažiems atstumams matuoti teleskopo židinio plokštumoje. atitikmenys: angl. crossbar micrometer;… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
filar micrometer — siūlinis mikrometras statusas T sritis fizika atitikmenys: angl. crossbar micrometer; filar micrometer vok. Fadenmikrometer, n; Kreuzfadenmikrometer, n rus. нитяной микрометр, m pranc. micromètre à fils, m; micromètre à réticule, m; micromètre… … Fizikos terminų žodynas
filar micrometer — noun : an instrument for accurately measuring small distances or angles usually consisting of two parallel fine platinum wires mounted in the focal plane of a microscope or telescope, one wire being fixed and the other movable by means of a… … Useful english dictionary
Micrometer — Mi*crom e*ter, n. [Micro + meter: cf. F. microm[ e]tre.] An instrument, used with a telescope or microscope, for measuring minute distances, or the apparent diameters of objects which subtend minute angles. The measurement given directly is that… … The Collaborative International Dictionary of English
Micrometer caliper — Micrometer Mi*crom e*ter, n. [Micro + meter: cf. F. microm[ e]tre.] An instrument, used with a telescope or microscope, for measuring minute distances, or the apparent diameters of objects which subtend minute angles. The measurement given… … The Collaborative International Dictionary of English
Micrometer gauge — Micrometer Mi*crom e*ter, n. [Micro + meter: cf. F. microm[ e]tre.] An instrument, used with a telescope or microscope, for measuring minute distances, or the apparent diameters of objects which subtend minute angles. The measurement given… … The Collaborative International Dictionary of English
Micrometer head — Micrometer Mi*crom e*ter, n. [Micro + meter: cf. F. microm[ e]tre.] An instrument, used with a telescope or microscope, for measuring minute distances, or the apparent diameters of objects which subtend minute angles. The measurement given… … The Collaborative International Dictionary of English
