Prime lens: Nws yog dab tsi thiab thaum twg siv nws
Ib tug prime lens, tseem hu ua yooj yim prime, yog a koob yees duab lens uas tsuas muaj ib qhov ntev focal ntev.
Tsis zoo li lub lens zoom-uas muaj qhov sib txawv focal ntev thiab ntau yam kev xaiv nyob rau hauv nruab nrab-lub lens tseem ceeb feem ntau muaj qhov pom tseeb zoo, lub peev xwm sib sau ua ke, tsis tshua muaj kev cuam tshuam thiab kev tswj tsis sib haum, cov duab ntse dua, thiab ntau dua. tob ntawm daim teb tshaj nws zoom counterpart.
Lub downside rau prime lo ntsiab muag yog lawv tsis muaj versatility; koj yuav tsum txav koj lub koob yees duab txhawm rau kom zoom rau hauv thiab tawm yog tias koj xav hloov qhov muaj pes tsawg leeg lossis cov ntsiab lus loj nyob hauv tus ncej. Prime lo ntsiab muag yog qhov zoo tagnrho rau qee yam kev yees duab qhov twg xws li kev lag luam tuaj yeem ua rau pom zoo ntawm cov duab zoo. Cov kws yees duab toj roob hauv pes feem ntau yuav siv wide-angle primes rau lawv txoj haujlwm vim lawv xav tau qhov dav tshaj plaws ntawm kev pom tau yam tsis muaj qhov cuam tshuam kho qhov muag lossis tsis muaj cov duab ci ntsa iab. Cov kws yees duab tsiaj qus ntawm qhov tod tes yuav xaiv ntev dua telephoto primes uas tso cai rau lawv mus ntes cov ntsiab lus nyob deb nrog nthuav dav dua.
Zuag qhia tag nrho, nws yog ib qho tseem ceeb kom paub koj qhov kev kawm thaum txiav txim siab seb puas yuav siv lub lens prime; Yog tias koj tab tom ua portrait lossis kev yees duab dav dav uas yuav tsum tau ua kom pom tseeb thiab cov duab siab zoo ces xaiv ib qho yuav zoo rau tag nrho cov duab quailty. Txawm li cas los xij yog tias koj muaj cov ntsiab lus ntawm kev txav los yog xav tau ntau yam ntxiv ces xaiv lub lens zoom yuav zoo dua rau koj cov kev xav tau.
Hauv kab ntawv no peb yuav npog:
Prime Lens yog dab tsi?
Ib tug prime lens yog lub lens focal ntev ruaj khov uas tsis muaj peev xwm zoom. Prime lo ntsiab muag feem ntau me me, sib zog thiab sharper dua lawv cov zoom counterparts, thiab lawv tsim sharper duab vim lawv yooj yim tsim.
Prime lo ntsiab muag yog qhov kev xaiv zoo rau cov kws yees duab uas xav ntes cov duab vibrant nrog qhov tob ntawm qhov chaw. Hauv tsab xov xwm no, peb yuav tham txog ntau yam ntawm cov lo ntsiab muag tseem ceeb, thaum twg siv lawv, thiab cov cov txiaj ntsig lawv muab:
Cov txiaj ntsig ntawm Prime Lenses
Prime lo ntsiab muag tau txais txiaj ntsig los ntawm cov kws yees duab vim tias lawv muab cov duab zoo tshaj plaws thiab tso cai rau kev tswj hwm ntau dua ntawm cov txiaj ntsig ntawm cov duab. Lawv feem ntau muaj a loj tshaj plaws pauj dua li qhov zoom sib piv, muab lawv lub teeb sib sau ua ke ntau dua thiab tso cai rau kev kaw nrawm dua hauv cov xwm txheej tsis tshua muaj teeb meem. Cov lo ntsiab muag no kuj nyiam ntau dua me me thiab hnav tshaj lawv cov zoom counterparts, ua kom yooj yim rau nqa thiab tuav. Tsis tas li ntawd, lawv qhov ntev focal ntev ua rau koj tsim cov kev txhaj tshuaj ntau dua li koj tsis muaj kev xaiv zoom lossis kho koj qhov kev xav nrog qhov sib txawv focal lengths.
Qhov kev sib xyaw ua ke ntawm cov yam ntxwv no ua rau cov lo ntsiab muag tseem ceeb tshwj xeeb tshaj yog haum rau portrait thiab low-light photography raws li zoo raws li close-ups lossis macro txhaj tshuaj yuav tsum muaj qhov tob tob-ntawm- teb. Prime lo ntsiab muag feem ntau suav hais tias yog txoj hauv kev zoo tshaj los ntes cov duab zoo. Cov kws yees duab uas siv primes kuj tau txais txiaj ntsig los ntawm muaj ntau qhov sib txawv focal ntev muaj rau cov xwm txheej tshwj xeeb, tso cai rau yooj yooj yim dua thiab muaj tswv yim thaum nws los txog rau lub sijhawm thaij duab.
Qhov tsis zoo ntawm Prime Lenses
Prime lo ntsiab muag tuaj yeem dhau los ua kev nqis peev uas kim heev vim lawv muaj los ntawm cov qauv pib luv nqi mus rau cov lo ntsiab muag zoo heev. Tsis tas li ntawd, lawv feem ntau muaj qeeb tshaj qhov apertures uas yuav txwv tsis pub muaj peev xwm tua lub teeb. Thaum kawg, cov lo ntsiab muag tseem ceeb muab qhov hloov pauv tau yooj yim ntawm cov kev xaiv focal ntev, vim tias tsis muaj qhov zoom ua haujlwm lossis kev hloov pauv hauv lub lens nws tus kheej.
Txawm li cas los xij, muaj cov txiaj ntsig uas tuaj yeem ua rau cov teeb meem no. Prime lo ntsiab muag feem ntau feature superior sharpness thiab txhim kho qhov muag pom kev ua tau zoo vim qhov kev tsim kho ruaj khov thiab tsawg dua cov khoom siv hauv kev tsim kho. Lawv kuj nyiam muab cov xim zoo dua qub, tsis tshua muaj chromatic aberration, ceev autofocus kev ua tau zoo, thiab ntau dua tsim zoo thaum piv rau zoom lo ntsiab muag ntawm cov nqi sib xws. Tsis tas li ntawd, prime lenses feem ntau feature superior tsawg lub teeb kev ua tau zoo vim lawv qhov dav siab tshaj plaws apertures thiab feem ntau muaj qhov cuam tshuam tsawg dua li lawv qhov zoom cov sib tw - ua rau lawv qhov kev xaiv zoo tshaj plaws rau kev txhaj tshuaj portrait thiab toj roob hauv pes uas cov ntsiab lus zoo yuav tsum tau ntes nrog qhov tseeb.
Pib nrog koj tus kheej nres cov lus tsa suab storyboards
Sau npe yuav mus rau peb tsab ntawv xov xwm thiab tau txais koj dawb download nrog peb storyboards. Pib nrog coj koj cov dab neeg ciaj sia!
Peb tsuas yog siv koj li email chaw nyob rau peb tsab ntawv xov xwm thiab hwm koj tus kheej
Thaum Yuav Siv Lub Lens Prime
Ib tug prime lens yog lub lens uas muaj qhov ntev focal ntev, txhais tau tias koj tsis tuaj yeem zoom lossis tawm. Prime lo ntsiab muag yog qhov zoo rau cov kws yees duab uas xav ua kom pom tseeb, cov duab zoo thiab coj kom zoo dua wide aperture thiab tsis muaj teeb pom kev zoo.
Tab sis thaum twg koj yuav tsum siv lub lens prime? Ntawm no, peb mam li npog lub Lub sijhawm zoo tshaj plaws los siv lub lens prime, yog li koj tuaj yeem tau txais txiaj ntsig zoo tshaj plaws ntawm koj qhov kev yees duab.
Tsawg Lub Teeb Duab
Siv lub prime lens thaum shooting nyob rau hauv lub teeb qis yog ib qho kev xaiv zoo. Cov lo ntsiab muag tseem ceeb tuaj yeem kim, tab sis lawv muaj suab nrov tsawg vim lawv qhov aperture loj dua thiab cov ntsiab lus ntawm lub lens tsawg dua uas txhais tau tias cov duab zoo dua ntawm qis dua ISO. Prime lo ntsiab muag kuj muaj qhov tob tob ntawm thaj teb uas pab cais cov ntsiab lus ntawm keeb kwm yav dhau. Ua ke nrog lawv qhov dav tshaj qhov aperture, cov lo ntsiab muag tseem ceeb tuaj yeem ua tau zoo tshaj plaws rau kev ntes cov duab ci ntsa iab hauv qhov teeb meem tsis tshua muaj teeb meem tsis tau nce qib ISO ntau dhau.
Lub drawback ntawm chav kawm yog tias prime lo ntsiab muag yog tsau focal ntev yog li koj tsis tuaj yeem zoom hauv lossis tawm raws li koj tuaj yeem ua tau nrog lub lens zoom - koj yuav tsum txav mus ze dua lossis deb ntawm koj qhov kev kawm. Qhov no tuaj yeem yog qhov nyuaj tshwj xeeb yog tias koj tab tom tua nyob rau hauv lub quarters los yog thaum ua cov duab kos duab vim tias kev tswj xyuas qhov tseeb yog qhov xav tau rau cov txiaj ntsig zoo tshaj plaws.
Tab sis yog tias koj tsis xav tias tsis muaj peev xwm hloov tau sai ntawm ntau qhov sib txawv focal ntev thiab xav tau cov duab zoo nrog lub teeb sib sau ua ke zoo - cov lo ntsiab muag tseem ceeb yog qhov zoo rau txoj haujlwm.
Duab Portrait
Duab thaij duab hu rau qhov tseem ceeb dua rau tom qab qhov muag plooj hu ua “bokeh”. Cov nyhuv no tuaj yeem ua tiav nrog prime lenses raws li lawv muaj qhov loj dua apertures, uas tso cai rau ntau lub teeb nkag mus rau lub lens thiab tsim cov duab nrog qhov tob tob-ntawm-qhov. Hom lo ntsiab muag no tseem muaj qhov ntev focal ntev uas pab cov kws yees duab portrait tswj kev pom zoo sib xws ntawm kev txhaj tshuaj.
Thaum piv rau a zoom lens, qhov tsis muaj peev xwm zoom yuav zoo li txwv, tab sis qhov tsis muaj ntau txhais tau hais tias koj muaj kev hloov pauv ntau dua hauv koj qhov kev sib xyaw txij li koj yuav tsis tas yuav ua kom chav rau lub iav ntxiv thiab vaj tsev uas ntxiv qhov hnyav rau qhov zoom. Nrog rau qhov hnyav dua thiab ntau kuj tuaj yeem muaj kev vibration tsawg dua, yog li koj qhov kev txhaj tshuaj yuav zoo dua yog tias koj siv lub lens zoom thaum thaij duab.
Prime lo ntsiab muag kuj tseem yog cov cuab yeej zoo rau kev yees duab portrait vim lawv pab ua kom pom qhov muag plooj thaum tsim cov ciam teb zoo nkauj ntawm nws qhov chaw focal thiab bokeh. Tsis tas li ntawd, cov lo ntsiab muag tseem ceeb tsim cov duab nrog qhov tshwj xeeb micro sib piv vim lawv qhov ntse ntawm qhov qhib dav apertures. Qhov loj thiab huab cua-kev sib khi nta ntawm qee cov qauv ua rau lawv xaiv zoo tshaj plaws rau cov duab sab nraum zoov hauv cov xwm txheej hnyav uas yuav xav tau kev tiv thaiv ntxiv los ntawm cov khoom xws li dej lossis hmoov av.
Toj roob hauv pes Photography
Thaum tib neeg feem ntau xav txog kev yees duab toj roob hauv pes, lawv feem ntau xav txog lub kaum sab xis dav, tab sis kuj tseem muaj qee zaus thaum siv prime lens yog txoj kev xaiv. Prime lo ntsiab muag yog tsau focal ntev lo ntsiab muag thiab tsis zoom zoom zoom. Qhov no txhais tau hais tias cov kws yees duab yuav tsum txav lawv lub cev kom nyob ze lossis deb ntawm lawv cov ntsiab lus txhawm rau sau cov duab raws li lawv xav tau. Thaum qhov no yuav zoo li tsis yooj yim thaum xub thawj, cov lo ntsiab muag tseem ceeb muaj ntau qhov zoo uas ua rau lawv muaj txiaj ntsig zoo rau kev yees duab toj roob hauv pes.
Ib qho txiaj ntsig loj tshaj plaws ntawm cov lo ntsiab muag tseem ceeb rau kev yees duab toj roob hauv pes yog lawv tsawg distortion thiab dav siab tshaj plaws aperture nqis. Distortion tshwm sim thaum lub lens uas muaj qhov ntev focal ntev stretches cov ntsiab lus ntawm cov duab sab nraud ntawm nws qhov chaw, tsim cov nyhuv zoo ib yam li keystoneing hauv cov duab kos duab. Prime lo ntsiab muag kuj tseem muaj qhov dav tshaj plaws aperture teeb tsa, tso cai rau lawv ntes ntau lub teeb dua li lub lens zoom tuaj yeem tswj tau, ua rau cov duab ntse dua nrog lub suab qis.
Lwm qhov zoo ntawm cov lo ntsiab muag tseem ceeb yog tias lawv zoo li sib zog dua li cov lo ntsiab muag zoom, ua rau lawv yooj yim dua thiab yooj yim dua los nqa tawm mus rau hauv cov xwm txheej hauv kev tshawb nrhiav cov toj roob hauv pes zoo nkauj. Lawv kuj feem ntau pheej yig dua li zooms, yog li yog tias koj xav tau ob hom koj yuav tsis tawg lub txhab nyiaj yuav lawv.
Yog li thaum nws muaj tseeb tias koj feem ntau xav tau lub kaum sab xis dav rau kev ntes cov vistas zoo nkauj thiab cheb teb kom deb li deb li koj lub qhov muag pom; tsis txo qis siv a prime lens txawm tias lawv muaj qhov zoo sib txawv ntawm qhov zoom thiab tuaj yeem ua rau txhua yam ntawm cov duab zoo nkauj ua tau txawm tias nyob hauv thaj chaw txwv lossis sib sau nruj!
Txoj Kev Xeem
Txoj kev yees duab yog ib hom kev yees duab nrov tshaj plaws vim nws tso cai rau cov kws yees duab thaij duab zoo nkauj hauv ib puag ncig hauv nroog. Prime lo ntsiab muag muab lub sijhawm tshwj xeeb rau cov kws yees duab thaum lawv muab qhov tshwj xeeb ntawm kev pom. Los ntawm kev siv cov lo ntsiab muag tseem ceeb nrog qhov dav siab tshaj plaws aperture, koj tuaj yeem tsim cov teebmeem bokeh zoo nkauj thiab teeb pom kev tsaus ntau dua.
Ib qho kev xaiv zoo rau kev yees duab hauv txoj kev yog lub ntsiab lus tseem ceeb nrog lub dav-lub kaum ntse ntse focal ntev uas ntes ntau cov ntsiab lus hauv thav duab. Lub kaum sab xis dav dua yuav tso cai rau koj los ze zog rau koj cov ntsiab lus yam tsis tas yuav rov qab mus deb dhau - zoo tagnrho rau kev txhaj tshuaj nrog cov ncauj lus me me lossis cov ntaub ntawv nruj. Qhov siab tshaj plaws aperture yuav tsum tau muab qhov tob tob-ntawm-qhov cuam tshuam, tso cai rau koj cais koj cov ntsiab lus los ntawm nws keeb kwm yav dhau txawm tias zoomed tawm ntau dua li niaj zaus - qhov no ua rau kev txhaj tshuaj nrog ntau dua rau koj cov ntsiab lus tseem ceeb thiab txhim kho qhov pom kev.
Qee qhov piv txwv ntawm cov lo ntsiab muag zoo rau kev tua yuav tsum muaj xws li:
- 35 hli f / 2 lens - Zoo rau kev ntes ob qho tib si ze thiab nyob deb ntawm qhov chaw nruj thiab txoj kev nqaim
- 50 hli f / 1.4 lens - zoo tagnrho rau ntes cov neeg nruab nrab
- 85 hli f / 1,8 lens - zoo meej rau cov kev txhaj tshuaj ntev dua thaum muaj teeb pom kev tsawg, xws li hnub poob
xaus
Mus suav, prime lenses yog qhov kev xaiv zoo rau cov kws yees duab uas xav ntes cov duab zoo thiab muaj cov khoom kim heev uas tuaj yeem ua haujlwm nrog ib lub lens xwb. Prime lo ntsiab muag tuaj yeem tsim cov txiaj ntsig ntse thiab siv tau rau kev yees duab qis yam tsis tas yuav tig mus rau cov lej ISO siab lossis cov tswv yim ua kom pom tseeb. Lawv kuj zoo tagnrho rau toj roob hauv pes thiab kev yees duab raws li lawv muab nqaim qhov tob. Ntau tus kws tshaj lij thiab cov kws yees duab muaj tswv yim kuj siv cov lo ntsiab muag tseem ceeb vim tias lawv tso cai rau lawv sim thiab tsim cov duab tshwj xeeb uas tsis tuaj yeem ua tiav nrog cov lo ntsiab muag zoom.
Thaum kawg, kev nkag siab yuav ua li cas cov lo ntsiab muag tseem ceeb yuav pab koj txiav txim siab seb nws yog qhov kev xaiv zoo rau koj cov kev xav tau thiab peev nyiaj:
- Cov txiaj ntsig ntse
- Kev yees duab qis
- Zoo tagnrho rau toj roob hauv pes thiab txoj kev yees duab
- Tso cai rau kev sim thiab cov duab tshwj xeeb
Nyob zoo, Kuv yog Kim, niam thiab ib tus neeg nyiam nres nrog keeb kwm yav dhau los hauv kev tshaj tawm thiab kev txhim kho lub vev xaib. Kuv muaj kev mob siab rau kev kos duab thiab kev ua yeeb yam, thiab tam sim no kuv tab tom dhia taub hau ua ntej mus rau hauv lub ntiaj teb nres. Nrog rau kuv qhov blog, Kuv tabtom qhia kuv cov kev kawm nrog koj.
