Under {HEAD ~ the document} supports {TAIL ~ 105A}, 105B there are disposed a first scan unit 110, a second scan unit 111, an imaging lens 112, and a CCD sensor 113 
supports
Under { HEAD ~ the document } supports { TAIL ~ 105A } , 105B there are disposed a first scan unit 110 , a second scan unit 111 , an imaging lens 112 , and a CCD sensor 113
OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL 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