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  4. Vertical refraction measurement by applying plane mirror reflector

Vertical refraction measurement by applying plane mirror reflector

ISTCGCAP.
2011;
Volume 74, Number 74
: pp. 38-43
Authors:
  1. Serhii Perii
1
Department of Geodesy, Institute of Geodesy, Lviv Polytechnic National University

A method of measuring of vertical refraction by observed representation of reading scale, which is on the mirror reflector, has been suggested. This method permits direct determination and inserting correction as refraction as result of geometrical leveling.

 

measurement of refraction
flat mirror reflector
vertical refraction
move the horizontal beam
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