Professional SLR koob yees duab muaj qhov zoo ntawm cov duab thaij ua ke. Lawv yog cov multifunctional thiab nyiam los ntawm cov kws tshaj lij duab thaij duab thiab cov kws yees duab amateur mus. Dab tsi koj yuav tsum them sai sai rau thaum xaiv lub koob yees duab zoo li no, lawv muaj peev xwm dab tsi?
Cov Lus Qhia
Kauj ruam 1
Saib dab tsi loj sensor lub koob yees duab koj xav yuav. Ib txhoj yog qhov semiconductor wafer ua los ntawm ntau cov pixels. Yeej, qhov zoo ntawm daim duab nyob ntawm nws loj. Qhov loj dua nws yog, lub teeb ntxiv nkag mus, suab nrov nws muab. Txuas ntxiv rau qhov loj me, koj yuav tsum tau them sai sai rau kev daws teeb meem ntawm qhov tseeb. Daws teeb meem hais tias nws muaj pes tsawg pixels hauv txhoj muaj, thiab yog li ntawd, qhov luaj li cas ib pixel muaj. Tus me pixel, qhov tsawg dua lub teeb nrawm rau nws, yog li lub suab nrov. Tab sis cov pixel yuav tsum tsis txhob loj ib yam nkaus, txwv tsis pub cov duab yuav zoo li lub mosaic nrog noob loj. Lwm tus xeeb ceem tseem ceeb ntawm kev ua lej ntawm kev paub yog rhiab (ISO). Qhov siab dua lub teeb rhiab ntawm lub koob yees duab, qhov meej nws yuav nyob rau hauv uas tsis muaj teeb pom kev zoo.
Kauj ruam 2
Xaiv lub lens. Tus yam ntxwv tseem ceeb ntawm lub lens yog yees duab muaj hwj chim. Qhov meej, meej thiab tsis muaj kev distortion nyob rau yav tom ntej duab nyob ntawm nws. Cov lo ntsiab muag tau muab faib rau hauv cov xov tooj thiab lub dav. Cov tsom iav ntev ntev tso cai rau koj thaij cov khoom nyob deb, kom pom lub ntsej muag ntev ntev coj kev txhaj tshuaj panoramic. Thaum muas, Thov nco ntsoov tias lub lens thiab lub koob yees duab lub cev yuav tsum yog tib lub hom, txwv tsis pub lawv yuav tsis haum ua ke.
Kauj ruam 3
Saib yog tias koj lub DSLR muaj kev kho qhov muag kom pom kev. Nws tshem tawm kev plooj plooj txhaj tshuaj los ntawm kev tuav tes thaum thaij duab. Muaj ob txoj hauv kev rau kev ruaj khov: ua rau lub koob yees duab lub koob yees duab lossis ua rau sab hauv lub koob yees duab raws li lub zog ua haujlwm. Qhov thib ob yog qhov txiav txim siab zoo dua, txij li nws dhau los siv txhua qhov muag.
Kauj ruam 4
Ua tib zoo saib xyuas lub tshuab kaw nrawm thiab qhov ua kom nrawm nrawm. Cov koob yees duab SLR yooj yim siv 3 ntas ib pliag, cov kws tshaj lij - txog 8 ntas ib ob.
Kauj ruam 5
Nco ntsoov tias thaum mus yuav ib yam khoom uas kim dua, koj yuav siv nws ntau zaus thiab ntev, yog li koj yuav tsum nyiam qhov zoo ntawm lub cev, tsim qauv, thiab pom ntawm lub koob yees duab.
