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Optics and optical instruments. Ancillary devices for geodetic instruments - Tripods included-in-kit It identifies the principles to1 Scope This document specifies the most important requirements of telescopic tripods for surveying instruments and the connection between instrument and tripod. The requirements in this document enable instruments and tripods of different manufacturers to be joined to one another, without prejudicing their performance and their usefulness. This document is applicable to tripods which are used for levels, theodolites, tacheometers, GPS equipment, EDM