Muaj ob peb hom scanners nyob hauv lub ntiaj teb thiab, xws li cov luam ntawv , qhov uas yog rau koj yog nyob ntawm seb koj xav siv nws. Cov hom kev tuaj yeem tshaj plaws yog: cov ntaub pua chaw, cov ntawv luam, cov duab scanners , thiab cov tshuab luam yeeb. Cia wb saib luv luv ntawm plaub yam thiab seb lawv zoo li cas rau ua ntej koj yuav khoom luam .
Flatbed Scanners
Flatbed scanners yuav siv tau ib co duab chaw tab sis muab ntau lub bang rau cov phaw. Lawv zoo ib yam li cov ntawv me me uas muaj lub plhaub npog tiv thaiv lub iav platen. Nyob ntawm seb nws loj npaum li cas, ib lub scanner ncaj nraim tuaj yeem haum cov ntaub ntawv lossis cov ntaub ntawv raug cai, thiab lub hau yoojyim pub rau koj mus luam cov khoom loj xws li cov phau ntawv. Cov scanners no kuj zoo kawg rau kev luam tawm cov ntawv xov xwm nrawm, phau ntawv tshooj, lossis duab; los yog rau cov neeg uas xav tau kev luam los yog cov khoom loj xws li lub hau DVD. Flatbed scanners feem ntau ua rau ntau hom tshuab luam ntawv (MFPs). Koj tuaj yeem nrhiav tus das ncaj ncaj scanner rau $ 100 lossis tsawg dua.
Diam duab Scanners
Kev luam ntaub ntawv tsis tas yuav muaj teeb meem siab lossis xim tob ; tab sis scanning duab ua. Muaj ntau lub hom phiaj scanners kuj tuaj yeem luam the duab, txhais tau hais tias koj tsis xav tau ib qho khoom cais los tuav koj cov duab. Tab sis yog tias koj xav tau ib lub tshuab luam ntawv feem ntau mus digitize zaj duab xis tsis zoo los yog cov duab swb, ib qho duab scanner yog ib qho zoo dua (txawm tias nws tseem kim tshaj tus nqi scanner tag nrho). Cov duab thaij duab muaj xws li kev siv tshuab tshwj xeeb kom lawv tuaj yeem nrog cov duab swb thiab cov tsis pom kev; lawv tseem muaj qhov software built-in software los ntxuav cov duab qub. Txuj muag duab scanners yuav pib thaum txog $ 130 (thiab mus kev los ntawm muaj). Tus Epson Perfection V850 Pro Photo Scanner, piv txwv li, yog ib qho duab zoo heev duab. Nws yuav raug nqi ntau dua, tab sis duab scanners zoo li cov tuaj nrog cov ntawv nplaum thiab kev tsis pom zoo, thiab lawv luam ntawm cov kev cai tshwj xeeb, piv rau lwm hom scanners.
Sheetfed Scanners
Sheetfed scanners yog cov me dua cov ntaub qhwv cov tshuab luam ntawv; raws li lub npe siv, koj pub ib daim ntawv los yog duab rau hauv lub tshuab ntaus ntawv tsis siv neeg lub tshuab ntaus ntawv, los yog ADF, tsis yog muab tso rau saum toj ntawm lub platen ib daim duab lossis cov ntaub ntawv ntawm ib lub sij hawm. Koj mam li rov qab tau qee qhov chaw ntawm cov duab nrog cov nplooj ntawv scanner, tab sis koj yuav txi tau qee qhov kev daws teeb meem rau hauv tus txheej txheem. Yog hais tias koj tsuas yog xa ntawv cov ntaub ntawv, txawm li cas los, nws yuav yog ib qho lag luam tseem ceeb, tshwj xeeb tshaj yog tias koj tau txais ntau ntawm lawv txij li thaum koj tuaj yeem noj lawv hauv cov khoom noj. Nrog lub scanner ncaj nraim, koj yuav tau luam ib phab ntawm ib lub sij hawm (tshwj tsis yog nws nrog cov ntaub ntawv pov tseg tsis khoom). Sheetfed scanners pib ntawm $ 300 thiab tau nce kim kim, nyob ntawm kev ceev thiab nta. Feem ntau sheetfed scanners hnub no yog heev ceev thiab loaded nrog nta rau capturing thiab kev ua cov ntaub ntawv.
Portable Scanners
Portable scanners muaj tsawg txaus los nqa ntawm txoj kev. Qhov tseeb, qee qhov tsawg txaus kom muab tso rau hauv koj lub hnab; cwj mem scanners tsuas yog lub zog loj dua cov ciav cwj pwm thiab tuaj yeem luam cov ntawv luam ntawm cov ntawv kab los ntawm kab. Qee cov li dav li phab thiab dov yooj yim hauv nplooj ntawv. Lawv tsis kam muab cov kev sojntsuam siab thiab tsis zoo rau kev thaij duab lossis lwm daim ntawv sau npe uas koj xav tau qhov zoo tshaj plaws. Txij li thaum lawv tsis pheej yig dua li cov tshuab luam ntawv, lawv tej zaum tsuas yog siv tau yog tias koj yog ib tug neeg kawm ntawv, ib tug tshawb xyuas, lossis ib tug neeg soj xyuas. Daim duab ntawm kev siv li ntawm $ 150 rau ib qho. Tsis tas li ntawd xam tias qhov zoo thiab qhov tseeb yog raws qhov loj npaum li cas nyob rau qhov twg thiab koj muaj peev xwm tuav tau lub cuab yeej thaum siv lub luam theej duab.