BS ISO 16331-1:2012 Optics and optical instruments. Laboratory procedures for testing surveying and construction instruments. Performance of handheld laser distance meters
2017BS ISO 16331-1:2017 Optics and optical instruments. Laboratory procedures for testing surveying and construction instruments. Performance of handheld laser distance meters
2012BS ISO 16331-1:2012 Optics and optical instruments. Laboratory procedures for testing surveying and construction instruments. Performance of handheld laser distance meters