
OPTICS AND OPTICAL INSTRUMENTS - ANCILLARY DEVICES FOR GEODETIC INSTRUMENTS - PART 1: INVAR LEVELLING STAFFS (ISO 12858-1:2014)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

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基本信息
標準編號: DIN ISO 12858-1 : 2016
發布時間:2016/1/1 0:00:00
標準類別:Standard
出版單位:German Institute for Standardisation (Deutsches Institut für Normung)
標準頁數:8
標準簡介
Describes the most important requirements of Invar levelling staffs used in geodesy and industry for precise measurement of heights in combination with either an optical-mechanical level equipped with a parallel plate micrometre, or a digital level of comparable precision.
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