In addition, with this configuration, it is not possible to compensate for any optical path length difference caused by {HEAD ~ other components} such as {TAIL ~ LC beam polarizing structure} 202 
such as
In addition , with this configuration , it is not possible to compensate for any optical path length difference caused by { HEAD ~ other components } such as { TAIL ~ LC beam polarizing structure } 202
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 REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH