an illumination optical system configured for guiding a light flux from a light source in {HEAD ~ a converged state} to the polarization beam splitter, and also illuminating {TAIL ~ the reflective liquid crystal display device} with light from the light source via the polarization beam splitter and the quarter wave plate 
an illumination optical system configured for guiding a light flux from a light source in { HEAD ~ a converged state } to the polarization beam splitter , and also illuminating { TAIL ~ the reflective liquid crystal display device } with light from the light source via the polarization beam splitter and the quarter wave plate
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH