This area displays the calibration data from the ArmArm.dat file which PC-DMIS creates after a multiple arm calibration. If PC-DMIS does not find an ArmArm.dat file, PC-DMIS populates this area with the identity matrix:
Each time you perform the multiple arm calibration routine, PC-DMIS updates the ArmArm.dat file with the new calibration values and populates the matrix with the new calibration data values.
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