{HEAD ~ The polarization direction} of {TAIL ~ S polarized light} can be defined by the optical axis of the illumination optical system and the polarization split film as the S polarization direction 
of
{ HEAD ~ The polarization direction } of { TAIL ~ S polarized light } can be defined by the optical axis of the illumination optical system and the polarization split film as the S polarization direction
HEAD HEAD HEAD HEAD HEAD HEAD HEAD 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