Ib pawg tshiab ntawm semi-automatic CCD lub hom phiaj lub qhov punch tshuab tiav lawm, txais tos los tham thiab muab qhov kev txiav txim.
CCD tsis siv neeg xuas nrig ntaus tshuab yog dav siv rau kev sau npe qhov xuas nrig ntaus hauv kev tshuaj ntsuam luam ntawv kev lag luam, xws li cov ntawv hloov pauv, cov duab kos, cov ntawv sau npe, PC, PET, cov ntawv lo, cov ntawv nplaum, cov khoom siv hluav taws xob hloov pauv, cov khoom siv tsheb, thiab lwm yam.
