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