For example, the local normals and local spatial locations can be adjusted to cover the users complete ˜168 degree, straight ahead, horizontal, static field of view for {TAIL ~ each eye}, with the 168 degrees extending from edge to {HEAD ~ edge} of the FS/UWA/RO surfaces 201 or 202, as shown by sight lines 210,211 and 212,213 
For example , the local normals and local spatial locations can be adjusted to cover the users complete ˜168 degree , straight ahead , horizontal , static field of view for { TAIL ~ each eye } , with the 168 degrees extending from edge to { HEAD ~ edge } of the FS / UWA / RO surfaces 201 or 202 , as shown by sight lines 210,211 and 212,213
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 TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH