
Optics and optical instruments - Ancillary devices for geodetic instruments Part 1: Invar levelling staffs
出版:International Organization for Standardization

专家解读视频
This part of ISO 12858 specifies 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.
DIN ISO 12858-1 E : 2016 - Identical
IS 15483-1 : 2019 - Identical
DIN ISO 12858-1 : 2016 - Identical
IS 15483-1 : 2019 - Identical
PN ISO 12858-1 : 2003 - Identical
DIN ISO 12858-1 : 2016 - Identical
DIN ISO 12858-1 E : 2016 - Identical
BIS IS 15483-1 : 2004 - Identical