- vernier arm
- алидадный круг с верньерами
English-Russian cartography dictionary. 2013.
English-Russian cartography dictionary. 2013.
verniercaliper — vernier caliper n. A measuring instrument consisting of an L shaped frame with a linear scale along its longer arm and an L shaped sliding attachment with a vernier, used to read directly the dimension of an object represented by the separation… … Universalium
Octant (instrument) — Octant. This instrument, labelled Crichton London, Sold by J Berry, Aberdeen, appears to have an ebony frame with ivory scale, vernier and signature plate. The index arm and mirror supports are brass. Rather than use a sighting telescope, this… … Wikipedia
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Caliper — For other uses, see Caliper (disambiguation). A vernier caliper … Wikipedia
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planimeter — /pleuh nim i teuhr/, n. an instrument for measuring mechanically the area of plane figures. [1855 60; PLANI + METER] * * * ▪ mathematical instrument mathematical instrument for directly measuring the area bounded by an irregular curve, and… … Universalium
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