标准号:ISO 17123-5-2005
实施状态:作废
中文名称:光学和光学仪器.大地测量和测绘仪器的现场试验规程.第5部分:电子视距仪
英文名称:Optics and optical instruments - Field procedures for testing geodetic and surveying instruments - Part 5: Electronic tacheometers
发布日期:2005-04
被替代标准:ISO 17123-5-2012
代替标准:ISO/FDIS 17123-5-2004
采用标准:PN-ISO 17123-5-2007,IDT
起草单位:ISO/TC 172
标准简介:This part of ISO 17123 specifies field procedures to be adopted when determining and evaluating the precision (repeatability) of electronic tacheometers (total stations) and their ancillary equipment when used in building and surveying measurements. Primarily, these tests are intended to be field verifications of the suitability of a particular instrument for the immediate task at hand and to satisfy the requirements of other standards. They are not proposed as tests for acceptance or performance evaluations that are more comprehensive in nature.
This part of ISO 17123 can be thought of as one of the first steps in the process of evaluating the uncertainty of measurements (more specifically of measurands). The uncertainty of a result of a measurement is dependent on a number of factors. These include among others: repeatability, reproducibility (between-day repeatability) and a thorough assessment of all possible error sources, as prescribed by the ISO Guide to the expression of uncertainty in measurement (GUM).
These field procedures have been developed specifically for in situ applications without the need for special ancillary equipment and are purposely designed to minimize atmospheric influences.
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(以上信息更新时间为:2019-11-22)
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