wherein the optical axis of the illumination optical system is inclined with {TAIL ~ respect} to {HEAD ~ the polarization split film} 
wherein the optical axis of the illumination optical system is inclined with { TAIL ~ respect } to { HEAD ~ the polarization split film }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD