A handheld printer or scanner implementing the device may thus be moved in different directions across {HEAD ~ a media} to print or scan {TAIL ~ images}, text, or other objects 
to print
A handheld printer or scanner implementing the device may thus be moved in different directions across { HEAD ~ a media } to print or scan { TAIL ~ images } , text , or other objects
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH