Kawm li cas siv shutter ceev kom koj zoo dua
Cov ceev xwm ceev yog qhov sij hawm lub koob yees duab digital shutter tseem qhib thaum tuav ib daim duab.
Qhov chaw ceev xwm ceev ntawm lub koob yees duab ua lub luag haujlwm tseem ceeb hauv kev txiav txim xyuas qhov raug ntawm ib daim duab tshwj xeeb. Ib tus duab tho overexed yuav yog qhov chaw uas muaj ntau lub teeb kaw tseg, uas txhais tau hais tias lub shutter ceev ntev dhau lawm. Ib daim duab underexposed yog ib qho uas tsis muaj lub teeb txaus kaw, uas txhais tau tias qhov ceev shutter yog luv heev. Shutter ceev, aperture, thiab ISO ua haujlwm nyob rau hauv tandem los txiav txim qhov raug.
Yuav Ua Li Cas Shutter Ua Haujlwm
Lub shutter yog ib qho ntawm cov koob yees duab digital uas qhib lub teeb kom ncav cuag cov duab sensor thaum tus kws yees duab khawm qhov khawm shutter. Thaum lub shutter kaw lawm, lub teeb mus los ntawm lub lens yog thaiv los ntawm kev xeeb tus duab sensor.
Yog li xav tias kev kaw ntom nti nyob rau hauv txoj kev no: Koj nias lub khawm shutter thiab cov duab ci ntsa lauj pliag qhib ntev li ntev txaus kom haum rau qhov chaw nres tsheb ceev sij hawm rau lub koob yees duab ua ntej yuav kaw dua. Txawm lub teeb ci tawm los ntawm lub lens thiab ntaus cov duab sensor thaum lub sij hawm ntawd yog dab tsi lub koob yees duab siv los sau cov duab.
Ntsuas Shutter Ceev
Kev sib tsoo feem ntau yog ntsuas hauv feem ntawm ib pliag, xws li 1/900 lossis 1/60th ntawm ib pliag. Lub shutter ceev nyob rau hauv lub koob yees duab siab siab yuav luv li 1/4000th lossis 1/8000th ntawm ib pliag. Cov dav hlau shutter ntev yuav tsum muaj cov duab qis, thiab lawv yuav ua ntev li 30 feeb.
Yog tias koj nyob nraum xuas fais fab , koj yuav tsum muab qhov sib npaug zog rau qhov chaw flash, yog li ob leeg yuav ua zoo sib xws thiab qhov chaw yuav tsum taws. Lub shutter ceev ntawm 1 / 60th ntawm ib tug thib ob yog ntau rau cov duab flash.
Yuav Siv Li Cas Tsuas
Nrog lub shutter qhib rau ntev npaum li cas ntawm lub sij hawm, ntau lub teeb yuav thev duab sensor mus sau daim duab. Shorter shutter speeds yog yuav tsum muaj duab rau cov duab uas muaj cov ntsiab lus ceev nrawm, uas tsis txhob ntuav duab tuaj.
Thaum koj nyob nraum shooting nyob rau hauv ib hom tsis siv neeg, lub koob yees duab yuav xaiv qhov zoo tshaj plaws shutter ceev raws li nws kev ntsuas ntawm lub teeb nyob rau hauv lub scene. Yog hais tias koj xav kom tswj qhov ceev shutter koj tus kheej, koj yuav tsum tau tua nyob rau hauv ib hom advanced. Nyob rau hauv lub Nikon D3300 screenshot pictured ntawm no, lub shutter ceev qhov chaw ntawm 1 thib ob yog tshwm nyob rau sab laug. Koj yuav siv lub koob yees duab cov nyees khawm los yog ib qho kev hais kom ua rau kev hloov pauv mus rau kev ceev ceev.
Lwm qhov kev xaiv yog siv Hom Shearer Priority hom, qhov twg koj tuaj yeem qhia rau lub koob yees duab rau sab nraud qhov ceev ceev dua lwm lub koob yees duab nqis. Hom ua kom nrov tshaj plaws yog ntaus cim nrog tus "S" lossis "Tv" ntawm hom kev xaiv.