As discussed in detail below, the local normals and local spatial locations of surfaces 201 and 202 are adjusted so that images produced by the at least one image display system cover at least 100°, e.g., in certain embodiments, at least 150° and, in other embodiments, at least 200°, of {HEAD ~ horizontal FOV} for {TAIL ~ each eye} 
for
As discussed in detail below , the local normals and local spatial locations of surfaces 201 and 202 are adjusted so that images produced by the at least one image display system cover at least 100 ° , e.g. , in certain embodiments , at least 150 ° and , in other embodiments , at least 200 ° , of { HEAD ~ horizontal FOV } for { TAIL ~ each eye }
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 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 OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL