Peb siv aperture feem rau artistic nyhuv

Niaj hnub nimno cov koob yees duab muab ib tug ntau ntawm cov possibilities, thiab cov yuav pom tam sim ntawd ntawm qhov screen. Tag nrho cov no tso cai rau peb kom peb xyaum ua tej yam thiab kawm tau ntau ntxiv sai sai thiab nraaj. Xav txog ib tug ntawm cov yooj yim zog - aperture tseem ceeb.

Wb tsis yam koj nyob rau hauv scientific cov nqe lus, thiab piav qhia txog ntau yooj yim. Nrog Aperture koj tau tom qab plooj, uas yog tshwj xeeb tshaj yog ib qho tseem ceeb nyob rau hauv lub nyob ze-ups, portraits , thiab lwm tus neeg mob qhov twg koj yuav tsum tau mus rau ntsiab lub ntsiab kev kawm nyob rau hauv daim duab.

Aperture xub xaiv rau shooting ua hauj lwm, thaum clarity yog ib qho tseem ceeb txhua yam. Nyob rau hauv cov ntaub ntawv no, koj yuav ua ib cov ntaub ntawv f8 los yog f16. Ntawm cov hoob kawm, tsis txhob hnov qab txog kev laus, tab sis nws yuav tsum tau xwb nyob rau hauv phau ntawv hom. Yog hais tias koj teem lub aperture feem, shutter ceev yog txiav tom.

Xyaum nrog macro hom, thiab cov creation ntawm panoramas, siv ib lub kos. Taag lub koob yees duab thiab thaum shooting nyob rau hmo ntuj los yog cia li pluag teeb. Nws yog ntshaw tias koj kos yog adjustable nyob rau hauv qhov siab.

phau ntawv hom

Nyob rau hauv feem ntau tus neeg mob, Canon koob yees duab thiab lwm hom sawv ntsug rau no hom "M» - los ntawm txhais tes, piv txwv li los ntawm txhais tes. Qhov no yog qhia txoj kev ywj pheej ntawm kev xaiv ntawm tag nrho cov tsis, kom muaj nuj nqis thiab zoo tshaj ntawm uas yog nyob rau hauv lub koob yees duab. Yog hais tias koj muaj mastered rau lub hauv paus ntsiab lus ntawm kev txiav txim thiab raug aperture, qhov no hom yuav ua tau rau koj lub sij hawm los mus tau tshiab los. Yog li ntawd los ntawm xyaum nrog lub aperture nqi koj muaj zog los yog weaker plooj tom qab.

Nyob rau hauv daim duab no nws yog tseeb hais tias cov tom qab yog yuav luag tag tej qhov nqaij, thiab ib co nplooj nyob rau hauv lub foreground thiab qhov muag plooj. Thaum cov noog yog nyob rau hauv kom pom tseeb.

Nyob rau hauv lub tom ntej no yees duab koj yuav piv cov nyhuv ntawm aperture feem rau ntawm daim duab. Nyob rau ib lub ntawm cov duab peb pom ib tug txiv neej nrog ib tug aub, thiab rau tom qab. Tag nrho cov khoom yog saib kom meej meej heev. Nyob rau lwm cov yees duab zajlus revolves nyob ib ncig ntawm tsuas ib tug txiv neej nrog ib tug aub, thiab cov tom qab ua lub kev xaiv xwb, artistic tivthaiv. Muaj ntau uas koj nyiam thiab hais tias fits rau hauv koj txoj kev npaj, thiab ces koj xaiv.

ISO rhiab heev

Tham txog cov diaphragm, nws yog tsis yooj yim sua rau overlook qhov kev xaiv no. Muaj ntau beginners ntseeg tau hais tias ntau dua qhov lub ISO rhiab heev (rhiab heev mus rau lub teeb), lub zoo dua. Tab sis tsis nyob rau hauv tag nrho cov zaum nws yog.

Nws yog undesirable rau tas heev kom lub Translation, raws li qhov no muaj ib tug tsis zoo feem nyob rau tshwm sim - yog "suab nrov", los yog raws li nws yog hu ua, tus "grain".

Nyob rau hauv thiaj li yuav siv nyob rau hauv txoj kev loj hlob ntawm lub diaphragm, tsis muaj yuav tsum tau mus rau qhov xwm thiab saib rau cov kab, cov noog thiab cov tsiaj. Macro thiab tom qab plooj rau portraits yuav kawm nyob rau tom tsev. Nws yog txawm zoo, vim hais tias thaum koj sim mus ua ib tug zoo nkauj daim duab nyob rau qhov koj yuav tsis muaj sij hawm los xyaum ua tej yam nrog rau hom. Koj yuav tau paub txog yuav ua li cas thiaj teeb tau lub koob yees duab, thiab seb cov kev xav tau nyob rau hauv no qhov teeb meem, shutter tseem ceeb.

High quality duab thiab dlej artistic nyhuv tsuas yog muab cov kev koob yees duab (Nikon thiab Canon, piv txwv li). Cov ob tuam txhab uas muag yog cov thawj coj nyob rau hauv kev ua lag luam niaj hnub no. Lawv cov khoom raws li tag nrho cov uas yuav tsum tau nyob rau hauv cov kev nam thiab yuav pab tau tsim muaj tseeb masterpieces.