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