Puas yog cov tseem ceeb tshaj qhov zoom?

Cov txheej txheem:

Puas yog cov tseem ceeb tshaj qhov zoom?
Puas yog cov tseem ceeb tshaj qhov zoom?

Video: Puas yog cov tseem ceeb tshaj qhov zoom?

Video: Puas yog cov tseem ceeb tshaj qhov zoom?
Video: lus paj huam zoo lom zem nyob meskas teb 2022 2024, Hlis ntuj nqeg
Anonim

Kho qhov ntev focal ntev lo ntsiab muag, tseem hu ua prime lo ntsiab muag, yog qee qhov lo ntsiab muag zoo tshaj plaws uas koj tuaj yeem muaj. Feem ntau cov lo ntsiab muag tseem ceeb yog qhov ntse dua thiab ua tau zoo dua feem ntau zoom lo ntsiab muag ntawm qhov sib piv focal lengths.

Puas yog cov lo ntsiab muag tseem ceeb dua qhov zoom?

Feem ntau hais lus, cov lo ntsiab muag tseem ceeb yog lub ntsej muag zoom zoom ntawm qhov sib piv focal lengths Qhov no yog vim qhov zoom lo ntsiab muag muaj iav ntxiv rau hauv uas yuav tsum tau txav mus los txhawm rau hloov qhov focal ntev, ua rau ib co diffraction. Tseem, niaj hnub no muaj ntau yam zoom zoom lo ntsiab muag ntawm lub khw.

Vim li cas lo ntsiab muag tseem ntse ntse?

Prime Lenses yog ntse

Qhov no ua rau kev txiav txim siab vim prime lo ntsiab muag muaj tsawg dua cov ntsiab lus thiab txav mus rau hauv, yog li muaj cov khoom tsawg dua rau lub teeb mus dhau. Prime lo ntsiab muag tsis yog feem ntau sharper dua zooms, ib yam - lawv yog sharper los ntawm kaum rau kaum ib yam nkaus.

Pob lo ntsiab muag prime muaj tsawg dua distortion?

Prime lo ntsiab muag zoo li yuav nthuav tawm tsawg dua kev cuam tshuam, thiab koj tuaj yeem khaws qee qhov kev sib tham 50mm thiab 85mm piv txwv online - lawv nyiam muaj qhov dav qhov dav tas li, ua rau lawv zoo rau tib neeg txhaj tshuaj. Nws kuj tau yooj yim dua los kho lub lens distortion hauv software.

Puas zoom lo ntsiab muag ntse?

Zoom lo ntsiab muag kuj tseem tau txais kev ua tau zoo tshaj plaws - feem ntau, txawm tias qee cov khoom siv lo ntsiab muag pheej yig, yog ntse txaus rau cov kev xav tau niaj hnub thiab tseem khav theeb cov duab stabilization zoo. Qee qhov niaj hnub qib pro-qib lo ntsiab muag muab cov duab zoo sib xws lossis txawm tias dhau lub ntsiab lus tseem ceeb hauv tib qhov focal ntau.

Pom zoo: