RationalIDMIS is the professional 3D measuring software for coordinate Measuring Machine. The software passes and gets the approval by the world-renoened measurement and testing orgnization-Physikalisch-Technische Bundesanstalt(PTB), The reliablity and validity of its calculations have been approved by the authorities. RationalDMIS fully conform to the DMIS standard and ISO 22093: 2003 international standard.