Feem ntau ntawm cov koob yees duab digital tshiab muaj ntau cov kev daws teeb meem rau cov pib thaij duab los ua cov qauv luam tawm tsawg , uas txhais tau hais tias qhov kev daws teeb meem loj tshaj plaws hauv lub koob yees duab digital tsis tseem ceeb npaum li qhov siv. Hauv ua ke, feem ntau cov koob yees duab ntawm cov koob yees duab yuav tua tau dab tsi yog xam cov duab siab.
Nco ntsoov, tseem, cov duab hauv digital lub koob yees duab tsis muab cov ntawv xws li HD (txhais siab) los sis HDL, xws li koj tuaj yeem pom thaum tua cov yeeb yaj duab nrog lub koob yees duab digital los yog digital camcorder lossis thaum saib TV. Yog li ntawd, tej zaum koj yuav tsum tsis meej siab txog kev daws teeb meem nrog lub ntsiab lus siab thaum nug lo lus nug no.
Vim hais tias tsis muaj "tus qauv" rau ib lub yees duab siab, muaj kev txiav txim siab txog qhov kev txiav txim siab siab yuav txawv ntawm tus kws yees duab rau tus kws yees duab. Nco ntsoov tias dhau los no kaum xyoo, 10 megapixels ntawm cov duab daws teeb meem tau pom ntau heev thiab tej zaum yuav tau raug txiav txim siab.
Tsis yog lawm. Tam sim no, txawm tias feem ntau cov koob yees duab digital, xws li cov koob yees duab zoo tshaj plaws rau hauv $ 200 , feem ntau yuav muaj 20 megapixels ntawm kev daws teeb meem. Thiab high-level DSLRs tuaj yeem muab ntau npaum li 36 megapixels lossis ntau dua ntawm cov teeb meem, xws li Nikon D810 . Lub npe ntawm qhov kev xav tau yog cov duab thaij duab yuav hloov li cas thaum lub koob yees duab tshuab ua kom zoo dua yav tom ntej.
To taub Megapixels
Ua ntej peb yuav mus rau lwm qhov, peb yuav tsum piav qhia txog seb cov qauv megapixels ua haujlwm hauv koob yees duab. Ib tug megapixel yog sib npaug rau 1 lab pixels. Lub pixel yog ib qho chaw me me me rau ntawm tus duab sensor uas ntsuas qhov nyiaj ntawm lub teeb uas tawm los ntawm lub koob yees duab lens thiab ntaus nws. Cov duab ua ke muab tag nrho cov pixels uas cov duab sensor ntsuas tau. Li ntawd, tus duab sensor uas muaj 20 megapixels yuav muaj 20 lab qhov chaw uas nws tuaj yeem ntsuas teeb.
Lwm Yam Uas Xav Txog
Txawm hais tias qhov kev txiav txim siab yog qhov tseem ceeb rau kev txiav txim siab cov duab zoo nrog cov duab tseem ceeb, nco ntsoov tias cov koob yees duab digital ntawm ib qho kev daws teeb meem tsis yog los ua tib qho duab zoo. Lens zoo, duab sensor zoo, thiab sij hawm teb ntawm lub koob yees duab tag nrho rau cov duab zoo, ib yam nkaus thiab.
Tus nqi ntawm txoj kev daws teeb meem koj yuav xav tau koj lub DSLR los yog taw tes thiab tua lub koob yees duab nyob ntawm seb koj npaj yuav siv cov duab li cas. Cov ntawv pov thawj loj dua yuav tsum muaj kev daws teeb meem dua ntxiv yog tias koj tab tom nrhiav kom tau cov ntawv luam ua ntse thiab vibrant tau. Rau cov duab uas muaj ntau qhov kev daws teeb meem, koj tseem tuaj yeem tawg tau cov yees duab thiab tseem sau ntawm tus loj loj uas tsis muaj kev nthuav dav hauv cov ntawv luam tawm.
Yog tias koj yog tus kws yees duab, nws tsis yooj yim rau koj xav tias feem ntau lub koob yees duab tsis muaj qhov kev daws teeb meem rau kev xav tau dab tsi yuav suav tau tias cov duab muaj yees duab. Koj tuaj yeem ua luam loj heev nrog 10 megapixels ntev li ntev tau tus yees duab yog raug cai thiab ntse kawg
Kev Tua Tsiaj Yees Duab
Qhov kev txhawj xeeb txog qhov kev daws teeb meem siab tshaj plaws uas koj tuaj yeem sau tau ib daim duab, xyuas kom tseeb tias koj tabtom nrog kev sib xyaw kom zoo thiab muaj teeb pom kev zoo los xyuas kom zoo tshaj qhov ua tau zoo duab. Koj yuav zoo siab nrog koj cov kev tshwm sim ntawm photography yog tias koj siv lub sijhawm kom muaj lub ntsiab lus zoo, zoo pes tsawg, yog kom pom tseeb, thiab kom raug, tsis txhob worrying ntau txog seb nws yuav ua tau cov duab high-resolution.
Nws tseem ceeb heev kom nkag siab hais tias lub koob yees duab nrog ib lub duab loj loj yuav pib tsim ib lub yees duab zoo dua li lub koob yees duab nrog ib daig duab me me, txawm tias lub koob yees duab muab tib qhov kev daws teeb meem. Yog li kev daws teeb meem thiab megapixel suav tsis yog tib txog kev them nqi rau kev them nqi rau thaum sim txiav txim siab seb koj nyob nraum shooting dab tsi yuav suav tau tias ib lub yees duab siab.
Nrhiav dua cov lus teb rau cov lus nug hauv koob yees duab rau ntawm lub koob yees duab FAQ.