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leveling instrument

noun, Surveying
an instrument used to establish a horizontal line of sight, usually by means of a spirit level. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for leveling instrument
  • The effects of the collimation error of a leveling instrument are best minimized by field procedures.
  • The electronic digital level is also a precision, self-leveling instrument with additional advantages.
  • Only a compensator or tilting leveling instrument with an optical micrometer should be used for first-order leveling.

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