It is still the object of this invention to provide {HEAD ~ an encoder} wherein {TAIL ~ light} is transmitted to said light detecting means via an editing means 
wherein
It is still the object of this invention to provide { HEAD ~ an encoder } wherein { TAIL ~ light } is transmitted to said light detecting means via an editing means
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH