ADOPTED_FROM:EN ISO 9787:1999 This International Standard defines and specifies robot coordinate systems. It also provides a nomenclature including notation for the basic robot motions. It is intended to aid in robot alignment, testing, and programming. This International Standard applies to all manipulating industrial robots as defined in ISO 8373. In cases where there is no risk of confusion, nomenclatures or subscripts other than those specified in this International Standard may be used.