12/30255494 DC : 0
NA
Status of Standard is Unknown
BS ISO 12858-1 - OPTICS AND OPTICAL INSTRUMENTS - ANCILLARY DEVICES FOR GEODETIC INSTRUMENTS - PART 1: INVAR LEVELLING STAFFS
Hardcopy , PDF
English
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Design
5 Invar scale strip
6 Scale and scale numbering
7 Zero-point error
8 Baseplate
9 Accessories
10 Circular level
11 Designation and marking
Annex A (informative) - Examples
of Invar levelling staffs
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