The past, present and future of precision optical levelsJournal: Geodetski glasnik (Vol.46, No. 43)
Publication Date: 2012-12-28
Authors : Nedim Tuno; Dusan Kogoj;
Page : 21-32
Keywords : Levelling; precision level; optical micrometer;
The development of digital levels in the past two decades has progressed rapidly. Although technically inferior, optical levels are not only survived in the modern age but continue to be produced and improved. In this paper we tried to explain this phenomenon, with review of the historical development and current state of precision optical levels.
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