Yuav Paub
- Rau qhov tseem ceeb ntawm lub kaw lus, koj teeb lub koob yees duab kaw nrawm rau qhov kev txhaj tshuaj tshwj xeeb, thiab lub koob yees duab xaiv qhov aperture thiab ISO.
- ceev shutter ceev yog qhov zoo tshaj plaws rau lub teeb ci thiab ntes cov khoom txav ceev; qeeb shutter ceev yog qhov zoo tshaj plaws nyob rau hauv lub teeb qis.
- Ib yam ceev shutter ceev yog 1/500th ntawm ib thib ob. Lub kaw lus qeeb qeeb, uas feem ntau xav tau lub koob yees duab, yog 1/60th ntawm ib thib ob.
Kab lus no piav qhia txog hom kaw qhov tseem ceeb ntawm lub koob yees duab DSLR. Nws suav nrog cov piv txwv ntawm cov xwm txheej uas yuav tsum tau ceev (lossis qeeb) shutters ceev thiab thaum twg koj xav siv lawv.
Ntau lub teeb tso cai rau kev kaw nrawm dua
Nyob rau hauv hom kaw qhov tseem ceeb, koj teeb tsa koj lub koob yees duab lub kaw lus ceev rau ib qho xwm txheej, thiab lub koob yees duab tom qab ntawd xaiv lwm qhov chaw, xws li aperture thiab ISO, raws li lub shutter ceev koj xaiv.
Shutter ceev yog qhov ntsuas ntawm lub sijhawm uas lub shutter ntawm lub koob yees duab tseem qhib. Thaum lub shutter qhib, lub teeb los ntawm qhov kev kawm tawm tsam lub koob yees duab cov duab sensor, tsim cov duab. Lub shutter ceev ceev txhais tau hais tias lub shutter qhib rau lub sijhawm luv luv, txhais tau tias lub teeb tsawg dua mus txog cov duab sensor. Lub kaw lus qeeb qeeb txhais tau tias lub teeb ntau dua mus txog cov duab sensor.
Nrog lub teeb ci sab nraud, koj tuaj yeem tua ntawm qhov nrawm nrawm dua vim tias muaj ntau lub teeb los tawm tsam cov duab sensor hauv lub sijhawm luv luv. Nrog rau lub teeb qis, koj siv lub kaw lus qeeb qeeb, kom lub teeb txaus tuaj yeem cuam tshuam cov duab sensor thaum lub kaw lus qhib los tsim cov duab.
nrawm nrawm yog qhov tseem ceeb rau kev ntes cov ntsiab lus nrawm. Yog hais tias lub shutter ceev tsis ceev txaus, cov ntsiab lus nrawm nrawm yuav tshwm sim plooj hauv daim duab.
Qhov no yog qhov uas hom kaw qhov tseem ceeb tuaj yeem ua tau txiaj ntsig. Yog tias koj xav tau tua cov ntsiab lus nrawm, koj tuaj yeem siv hom kaw qhov tseem ceeb los teeb tsa qhov nrawm nrawm dua li lub koob yees duab yuav xaiv ntawm nws tus kheej hauv hom tsis siv neeg tag nrho. Tom qab ntawd koj yuav muaj txoj hauv kev zoo dua los ntes cov duab ntse.
Setting Shutter Priority Mode
Shutter qhov tseem ceeb hom feem ntau yog cim nrog S ntawm hom hu rau koj lub koob yees duab DSLR. Txawm li cas los xij, qee lub koob yees duab, xws li Canon qauv, siv Tv txhawm rau kos npe rau hom kaw qhov tseem ceeb. Tig lub hom hu rau S thiab lub koob yees duab tseem ua haujlwm hauv hom tsis siv neeg feem ntau, tab sis nws ua raws tag nrho cov teeb tsa ntawm lub shutter ceev uas koj xaiv manually. Yog tias koj lub koob yees duab tsis muaj lub cev hu xov tooj, qee zaum koj tuaj yeem xaiv hom kaw qhov tseem ceeb ntawm cov ntawv qhia zaub mov.
Txawm tias yuav luag txhua lub koob yees duab DSLR muaj hom kaw qhov tseem ceeb, nws tau dhau los ua ntau dua ntawm cov koob yees duab ruaj khov, ib yam nkaus. Tshawb xyuas koj lub koob yees duab ntawm cov ntawv qhia zaub mov rau qhov kev xaiv no.
Lub kaw lus ceev ceev yog 1/500th ntawm ib thib ob, uas zoo li 1/500 lossis 500 ntawm qhov screen ntawm koj lub koob yees duab DSLR. Ib qho kev kaw qeeb qeeb yuav yog 1/60th ntawm ib thib ob.
Hauv hom kaw qhov tseem ceeb, qhov chaw kaw nrawm feem ntau yog teev nyob rau hauv ntsuab ntawm lub koob yees duab lub vijtsam LCD, thaum lwm qhov chaw tam sim no yog dawb. Raws li koj hloov lub shutter ceev, nws yuav hloov mus rau liab yog tias lub koob yees duab tsis tuaj yeem tsim qhov siv tau ntawm lub kaw lus nrawm uas koj xaiv, txhais tau tias koj yuav tsum tau kho qhov teeb tsa EV lossis nce qhov teeb tsa ISO ua ntej koj tuaj yeem siv qhov kev xaiv kaw nrawm.
Kev nkag siab Shutter Ceev Kev Xaiv
Raws li koj kho cov chaw rau lub shutter ceev, tej zaum koj yuav pom cov chaw ceev uas pib ntawm 1/2000 lossis 1/4000 thiab qhov ntawd yuav xaus rau qhov qeeb tshaj plaws ntawm 1 lossis 2 vib nas this. Cov chaw muaj ze li ntawm ib nrab lossis ob npaug ntawm qhov teeb tsa yav dhau los, mus ntawm 1/30 txog 1/60 txog 1/125, thiab lwm yam, txawm hais tias qee lub koob yees duab muab cov kev teeb tsa ntau dua nyob rau nruab nrab ntawm cov txheej txheem kaw nrawm.
Yuav muaj qee lub sijhawm thaum tua nrog lub kaw lus tseem ceeb uas koj yuav xav siv lub kaw lus qeeb qeeb. Yog tias koj yuav tua ntawm qhov nrawm nrawm, txhua yam 1/60 lossis qeeb dua, koj yuav xav tau lub koob yees duab, lub kaw lus kaw, lossis lub qhov muag kaw kom tua cov duab. Ntawm qhov qeeb shutter speeds, txawm tias txoj cai nias lub khawm kaw tuaj yeem jostle lub koob yees duab txaus los ua kom pom qhov muag plooj. Nws kuj tseem nyuaj heev los tuav lub koob yees duab ruaj khov los ntawm txhais tes thaum tua ntawm qeeb shutter speeds, lub ntsiab lus lub koob yees duab co tuaj yeem ua rau pom qhov muag pom me ntsis tshwj tsis yog tias koj siv lub tripod.
