Tusdav-lub lensMuaj qhov pom lub kaum ntse ntse

Yuav muaj dav-lub lens siv ntev txhaj tshuaj?

Dav lub lens sab nraud tsis yog tshwj xeeb rau haum rau kev txhaj tshuaj ntev. Nws lub ntsiab muaj nuj nqi yog ntes cov kev pom dav dav hauv qhov chaw me me, yog li dav-lub cev ua lag luam, architecture, txheej txheem sab hauv tsev, thiab lwm yam.

Yog tias koj yuav tsum tau txais kev txhaj tshuaj ntev, nws yuav tsim nyog siv rau lub lens telephoto, raws li cov lenses no tuaj yeem ze dua thiab ua rau cov khoom ntawm lub vijtsam zoo thiab meej dua.

Ib lub teeb liab dav

Cov yam ntxwv tua ntawm dav-lub kaum ntse ntse

Ib lub lens dav-tawv yog lub lens nrog lub ntsej muag kom ntev. Nws tsuas yog muaj cov yam ntxwv tua hluav taws xob hauv qab no:

Haum rau kev tua cov kev kawm ze

Vim yog qhov dav dav ntawm lubdav-lub lens, nws ua tau zoo dua thaum tua cov ncauj lus kaw: Kaw cov ncauj lus kaw yuav muaj txiaj ntsig ntau dua thiab tuaj yeem tsim cov duab peb sab thiab txheej txheem duab.

Lub tswv yim ncab ncab nyhuv

Ib qho dav-tawv lens tsim cov kev xav xyaws cov nyhuv, ua rau sab ze thiab nyob deb dua thiab muaj qhov chaw nyob deb dua. Qhov ntawd yog, foreground cov ntsiab lus tua nrog lub lens dav-lub lens yuav pom loj dua, thaum cov khoom keeb kwm yav dhau los yuav tshwm sim tsawg dua. Cov yeeb yam no tuaj yeem siv los ua kom pom qhov deb ntawm cov neeg nyob ze thiab nyob deb, tsim cov nyhuv pom tshwj xeeb.

Qhuas pom kev zoo

Siv lub lens dav-lub kaum ntse ntse tuaj yeem ntes cov teb dav dav ntawm kev pom thiab ntes ntau cov scenes thiab cov ntsiab lus. Cov yeeb yaj kiab no ua rau muaj lub ntsej muag dav dav feem ntau siv los tua ua hauj lwm, cov vaj tse, sab hauv kev xav tau hais txog qhov chaw siab.

Shooting yam ntxwv ntawm dav lub kaum ntse ntse

Loj qhov tob ntawm daim teb nyhuv

Piv rau cov telephoto lo ntsiab muag, dav-lub lo ntiv taw dav muaj qhov tob loj ntawm thaj chaw. Qhov ntawd yog: raws li tib lub aperture thiab focal-lub lens yog kev pom tseeb ntawm qhov scene, ua rau tag nrho cov duab saib ntshiab.

Nws yuav tsum tau sau tseg tias vim muaj tus yam ntxwv ntawm lub kaum sab xis dav, cov npoo ntawmdav-lub lenstej zaum yuav tau distorted thiab ncab thaum tua. Koj yuav tsum tau them sai sai rau kev hloov kho cov ntawv sib xyaw thiab zam cov ncauj lus tseem ceeb tshwm sim ntawm cov npoo.

Kawg xav:

Los ntawm kev ua haujlwm nrog cov kws tshaj lij ntawm Chuangan, tus qauv tsim qauv thiab tsim khoom yog tsa los ntawm cov kws tshaj lij cov engineers. Raws li ib feem ntawm kev yuav cov txheej txheem, cov neeg sawv cev ntawm lub tuam txhab tuaj yeem piav qhia ntau yam lus qhia txog hom lens uas koj xav tau. Chuangan cov lus Lens yog siv ntau yam kev siv, los ntawm kev soj ntsuam, thiab lwm yam ntawm cov iav ua tiav, uas tuaj yeem hloov kho lossis tsim kho raws li koj cov kev xav tau. Tiv tauj peb kom sai li sai tau.