Yuav Ua Li Cas Xaiv Canon Lens

Cov txheej txheem:

Yuav Ua Li Cas Xaiv Canon Lens
Yuav Ua Li Cas Xaiv Canon Lens

Video: Yuav Ua Li Cas Xaiv Canon Lens

Video: Yuav Ua Li Cas Xaiv Canon Lens
Video: ПРАВДА об использовании объективов CANON на камерах SONY! 2024, Kaum ib hlis
Anonim

Ua ntej yuav khoom, koj yuav tsum txiav txim siab cov txheej txheem rau xaiv lub lens. Lawv tuaj yeem yog cov kev ntsuas xws li kev siv tau, kev siv tau, lub ntsej muag lub ntsej muag, lub koob, lub ntsej muag, cov qauv, qhov hnyav, cov nqi, thiab lwm yam.

Yuav ua li cas xaiv Canon lens
Yuav ua li cas xaiv Canon lens

Cov Lus Qhia

Kauj ruam 1

Ib qho tseem ceeb heev tshwj xeeb, tshwj xeeb tshaj yog nyob rau hauv qis teeb mob, yog qhov aperture ntawm koj lub lens yav tom ntej. Yog li, yog tias ua tau, txais lub lens nrog lub qhov siab dua. Xav txog kuj qhov tseeb tias lo ntsiab muag uas muaj qhov aperture tas mus li yuav zoo dua cov lo ntsiab muag nrog qhov aperture hloov tau (lawv qhov aperture yuav hloov thaum focal ntev hloov).

Kauj ruam 2

Kev ua haujlwm ntawm koj lub lens yuav yog nyob ntawm cov khoom siv hauv nws cov ntsiab. Piv txwv li, kev siv qis-tawg dispersion iav tuaj yeem txo chromatic aberration, uas cuam tshuam rau qhov pom tseeb ntawm daim duab thiab qhov sib piv.

Kauj ruam 3

Tsis txhob hnov qab tias qee qhov lo ntsiab muag tsis sib haum nrog txhua cov koob yees duab digital, thiab ntau dua yog li lawv yuav tsis ua haujlwm nrog cov koob yees duab ua yeeb yaj kiab. Yog li nco ntsoov kuaj xyuas qhov yuav tsum tau ua ntej yuav khoom. Los ntawm txoj kev, yog tias koj siv ob hom koob yees duab (zaj duab xis thiab digital), ces koj tsis txhob yuav lub lens tsim los rau cov koob yees duab digital xwb.

Kauj ruam 4

Lwm qhov ntsuas uas yuav tsum tsis txhob saib dhau yog qhov hnyav ntawm lub laij uas yuav. Koj tuaj yeem piv lub lens nrog lwm tus thiab pom qhov twg zoo tshaj rau koj.

Kauj ruam 5

Cov txheej txheem uas yuav pab koj txiav txim siab qhov ntev thiab lub zog ntawm lub lens yog nws cov qauv sib dhos thiab kev tsim kho nws tus kheej. Piv txwv li, pheej yig cov yas lo ntsiab muag yuav ua tau qis dua ntawm cov hlau nplaum iav lo ntsiab muag. Tsis tas li, lo ntsiab muag nrog lub hlau mount yuav tsis deform, uas tsis tuaj yeem hais txog txog lo ntsiab muag nrog lub ntsej muag ua los ntawm cov yas. Ntxiv rau, koj yuav tsum them sai sai rau cov lo ntsiab muag uas khi. Lawv yog qhov tsawg tshaj plaws ua rau dej noo thiab hmoov av.

Kauj Ruam 6

Thaum xaiv lub lens, tsis txhob hnov qab xyuas nws cov usability thiab ergonomics. Nco ntsoov pom tias lub lens haum rau hauv koj txhais tes, seb nws yuav yooj yim tig lub tsom lub ntsej muag lossis lub polarizing lim (yog tias lub hood txuas rau lub lens). Cov lus nug yooj yim no yuav pab koj ntsuas lub lens tshiab, thiab qhov zoo ntawm cov duab thaij yuav raug nyob ntawm koj cov lus teb.

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