BS ISO 9849:2017

This standard BS ISO 9849:2017 Optics and optical instruments. Geodetic and surveying instruments. Vocabulary is classified in these ICS categories:

• 01.040.07 Mathematics. Natural sciences (Vocabularies)
• 07.040 Astronomy. Geodesy. Geography
• 17.180.30 Optical measuring instruments
• 01.040.17 Metrology and measurement. Physical phenomena (Vocabularies)

This document defines terms relating to geodetic field instruments only, e.g. distance meters, levels, theodolites and others, and their essential component parts which are normally used in terrestrial measuring operations of ordnance survey, topographic survey, plane survey and engineering survey. Therefore, terms concerning fields such as the following are not mentioned, for example, photogrammetry, astronomy, hydrographic survey and industrial metrology.

Accessories which are not necessary for the functioning of the instruments are not dealt with. The terms are arranged in English alphabetical order.