As explained in greater detail below, these distance measurements facilitate accurately leveling and aligning the cassette handler support surface relative to {HEAD ~ a workpiece} supported by the robot blade such that when the frame is replaced by {TAIL ~ an actual workpiece cassette}, the workpiece cassette will also be level and aligned with respect to the robot blade and the workpiece held by the blade 
As explained in greater detail below , these distance measurements facilitate accurately leveling and aligning the cassette handler support surface relative to { HEAD ~ a workpiece } supported by the robot blade such that when the frame is replaced by { TAIL ~ an actual workpiece cassette } , the workpiece cassette will also be level and aligned with respect to the robot blade and the workpiece held by the blade
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH