GSO ISO 12858-1:2007
光学和光学装置 地面测量和尺寸测量装置的附加装置 第1部分：调平过程中使用的殷钢柱

Optics and optical instruments- Ancillary devices for geodetic instruments – Part 1: Invar levelling staffs

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标准号

GSO ISO 12858-1:2007

发布

2007年

发布单位

GSO

当前最新

GSO ISO 12858-1:2007

 

 

适用范围

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 micrometer, or a digital level of comparable precision. This part of ISO 12858 is not applicable to the detailed design and construction of Invar levelling staffs (e.g. materials, handles, fixing points for the struts, fixing of the Invar strip and of the circular level), which may be selected by the manufacturer as appropriate.

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