Electronic Distance Measurer (EDM)

Authored by: Leonid Nadolinets , Eugene Levin , Daulet Akhmedov

Surveying Instruments and Technology

Print publication date:  June  2017
Online publication date:  June  2017

Print ISBN: 9781498762380
eBook ISBN: 9781498762397
Adobe ISBN:


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Until the middle of the last century, accurate surveying of linear measurements was very expensive and complicated to carry out. This is why geodetic network structures comprising a minimal amount of measuring lines were chosen. In some cases, geodetic network sides were not available for measuring using mechanical measuring instruments due to natural barriers (ravines, rivers, etc.). Inaccessible distance measurements were a serious issue.

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