In addition, by controlling {HEAD ~ the scanning speed} through {TAIL ~ light source deflection}, a wider dynamic range and faithful reproduction of dark pictures can be realized 
through
In addition , by controlling { HEAD ~ the scanning speed } through { TAIL ~ light source deflection } , a wider dynamic range and faithful reproduction of dark pictures can be realized
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH