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filar
[fahy-ler]
adjective
of or relating to a thread or threads.
having threads or the like.
filar
/ ˈڲɪə /
adjective
of thread
(of an optical instrument) having fine threads across the eyepiece forming a reticle or set of cross wires
Other Word Forms
- interfilar adjective
Word History and Origins
Origin of filar1
Example Sentences
To Bouguer in 1748 is due the true conception of measurement by double image without the auxiliary aid of a filar micrometer, viz. by changing the distance between two object-glasses of equal focus.
According to Prof. Skeat it is derived from the Span. filigrana, from “filar, to spin, and grano, the grain or principal fibre of the material.”
Place the filar micrometer and the stage micrometer in their respective positions.
The method of observing which Brünnow employed was quite different from that of Struve, though the filar micrometer was used in both cases.
For several thousand years the stars have been called "fixed," but the fine rulings of the filar micrometer tell a different story.
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