Thus, all of the tilt brackets will tilt in a synchronized fashion, and the angle of the light path of the microscope housings with respect to {HEAD ~ the common vertical axis} of {TAIL ~ all} of the microscopes will change the same amount 
of
Thus , all of the tilt brackets will tilt in a synchronized fashion , and the angle of the light path of the microscope housings with respect to { HEAD ~ the common vertical axis } of { TAIL ~ all } of the microscopes will change the same amount
OTH OTH OTH OTH OTH OTH 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 HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH