33208bae_ning_101___Desktop_Engineering__0
[1] Contact [2] Absolute [3] Center of Spherical Tip Contacts Surface [4] Probe tip’s center position is recorded, true surface calculated based on a compensation vector, displacement in time [5] Six-axis or a seven-axis articulated (jointed) arm [6] Arm with many flexible joints, brought near the part to be measured [0] 
Portable CMM: Articulated Arm
3D Scanning 101 - Desktop Engineering
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