Previous laser related art used a sensor to record or display {TAIL ~ a shots placement}, not activate an electro mechanical device to advance a fresh target into {HEAD ~ position} 
Previous laser related art used a sensor to record or display { TAIL ~ a shots placement } , not activate an electro mechanical device to advance a fresh target into { HEAD ~ position }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD