Qhov tob ntawm Teb: Ib Zaj Lus Qhia Pom

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visual-lesson-450x357 Qhov tob ntawm teb: Ib qho Duab Ua Yeeb Yam Xov Xwm Cov Duab Qhia Kev Qhia

Hauv cov ntawv niaj hnub no kuv qhia cov qauv siv pom ntawm ntau qhov tob ntawm daim teb siv Lavxias Matryoshka Nesting Dolls. Nrog rau cov qauv no koj tuaj yeem pom zoo dua uas tshwm sim ntawm cov apertures sib txawv thiab siv cov ntsiab lus sib txawv thaum tua nrog qhov tob ntawm daim teb (DOF).

Ob peb cov ntsiab lus:

  • Cov duab no yog qhov tsis kam ua, tshwj tsis yog ntawv sau rau hauv qab ntawm daim duab nrog rau kev nqis, thiab a hov rau web Photoshop ua los ntawm MCP Fusion.
  • Cov duab no lawv coj nrog lub Olympus Micro Plaub Feem Plaub OM-D EM-5 Koob Yees Duab thiab ib tug Panasonic 25 hli 1.4 hliCov. Qhov zoo focal ntev ntawm 25 hli (hauv 35mm lus) yog 50 hli, vim tias cov koob yees duab no muaj lub sensor nrog kev cog qoob loo ntawm 2x. Yog li… hauv Askiv rau cov pib, nws yog tib qho focal ntev li 50mm ntawm lub cev tag nrho, xws li kuv Canon 5D MKIIICov. Vim tias qhov ua qoob ua qoob loo qhov tob ntawm daim teb tsis tshua zoo li ntiav vim tias nws yuav nyob ntawm kuv Canon. Tab sis raws li koj yuav pom ntawm no, koj tseem tuaj yeem tau txais ib lub tswv yim zoo txog tias cov lej no cuam tshuam li cas ntawm daim duab.
  • Cov tswv yim no tuaj rau kuv thaum hmo ntuj. Tsis muaj lub teeb pom kev zoo thiab yog li ntawd Kuv yuav xav tau lub siab ISO, uas yuav ntxiv cov nplej, lossis lub sijhawm ntev. Txij li kuv xav kho qhov aperture rau cov zaub no, thiab vim tias kuv tuaj yeem siv hauv pem teb zoo li "ncig ua si" Kuv xaiv kom tua txhua daim duab ntawm ISO200 nrog kev ncua ntev.

Tsom taw rau qhov hloov pauv - txhua tus menyuam roj hmab hauv tib lub dav hlau:

Thaum koj tua dav dav, tus lej qis tshaj koj lub lens yuav mus (hauv qhov no 1.4), koj muaj qhov chaw nqaim ntawm koj daim duab uas yuav ua kom pom tseeb. Raws li koj pom hauv qab no, cov me nyuam roj hmab ua kom pom tseeb nyob hauv thawj daim duab, thaum kuv tsom rau qhov muag ntawm tus menyuam roj hmab ntawm sab laug. Txhua tus menyuam roj hmab nyob ntawm lub dav hlau zoo tib yam hauv qhov teeb tsa no. Nco ntsoov yuav ua li cas lub tom qab ntog tawm ntawm kev ua kom pom tseeb thiab tsim qhov zoo ploojCov. Tseem nco ntsoov tias qhov foreground ze tshaj plaws ntawm kuv lub koob yees duab pib tau txais qhov pom kev plooj dhau. Qhov no hu ua qhov tob ntawm daim teb.

Lavxias-Matryoshka-Dolls-1.4-tib-dav hlau Qhov tob ntawm Teb: Ib Qhov Kev Pom Duab Ua Yeeb Yam Cov Lus Qhia Kev Yees Duab

 

Nrog lub caij nyoog qub teeb tsa, thiab txhua qhov kev teeb tsa ntawm lub koob yees duab, tam sim no kuv tsom mus rau cov saw hauv tom qab. Cov menyuam roj hmab tam sim no yog qhov muag plooj tab sis lub rooj zaum, phab ntsa thiab qhov muag tsis pom nyob hauv kev tsom.

Lavxias-Matryoshka-Dolls-f1.4-tib-dav hlau-rooj zaum Qhov tob ntawm Teb: Ib Txoj Haujlwm Nrig Duab Pom Kev

Menyuam roj hmab staggered - ntsiab lus hloov pauv:

Rau cov ntawv txuas ntxiv ntawm cov duab, Kuv staggered cov menyuam roj hmab ob peb nti sib nrug thiab ntawm kab pheeb ces yog li koj tuaj yeem pom qhov cuam tshuam. Txhawm rau pib kuv tsom rau tus menyuam roj hmab ntawm sab laug. Kuv muab lub ntsiab lus tseem ceeb ncaj qha rau nws ob lub qhov muag thaum nyob af / nres ntawm 1.4. Koj tuaj yeem pom lub rooj zaum qhov muag plooj tawm dua, tab sis ntxiv rau tag nrho cov menyuam roj hmab tshwj tsis yog ib qho ntawm sab laug yog qhov muag plooj. Qhov rov qab ntxiv tus menyuam roj hmab, ntau qhov muag plooj nws los ua.
Lavxias-Matryoshka-menyuam roj hmab-tsom--1 Qhov tob ntawm Teb: Ib Qhov Kev Kawm Ua Yeeb Yam Yees Duab Cov Lus Qhia

Tam sim no, Kuv tau tsiv lub ntsiab mus rau tus menyuam roj hmab thib ob hauv sab laug. Koj tuaj yeem pom tias cov menyuam roj hmab pem hauv ntej thiab lwm yam peb menyuam roj hmab ntxiv tom qab blurry.

Lavxias-Matryoshka-menyuam roj hmab-tsom--Qhov 2 Ntu Ntawm Qhov Teb: Qhov Duab Ua Yeeb Yam Duab Qhia Tawm Duab

Tam sim no kuv tsom lub plawv me nyuam roj hmab. Ib zaug ntxiv koj tuaj yeem pom li cas rau pem hauv ntej ob sab laug (sab laug) thiab sab nraub qaum ob sab xis (sab xis) ntxiv rau tom qab yog blurry tag nrho.

Lavxias-Matryoshka-menyuam roj hmab-tsom-3-Qhov tob ntawm Qhov Teb: Ib Qhov Duab Ua Dab Tsi Kev Ua Yeeb Yam Cov Lus Qhia

 

Thiab txuas ntxiv, 4 ib. Koj tuaj yeem pom tias thawj ob peb roj hmab tsis pom plooj. Tab sis, tsis zoo li lwm tus, tam sim no hais tias peb tab tom tsom ntxiv mus deb ntawm cov koob yees duab, lwm qhov xwm txheej los rau hauv kev ua si. Qhov ze dua koj yog koj li kev kawm yuav yog qhov tob DOF. Qhov deb ntawm koj yog, qhov ntau dua qhov chaw tsom. Raws li qhov tshwm sim, txawm hais tias kuv tsom ntsoov rau 4 qhov thib ib, koob thib 3 thiab 5 tseem muaj qee tus neeg tsom. Kuv yuav tsis hais tias lawv ntse, tab sis lawv tsis yog qhov muag plooj loj.

Lavxias-Matryoshka-menyuam roj hmab-tsom-plaub-Qhov Tsu Rau Ntawm Qhov Chaw: Ib qho Kev Ua Yeeb Yam Xov Xwm Duab Qhia Tawm

 

Tam sim no lub 5 menyuam roj hmab ... tus me tiag tiag. Tib lub tswv yim zoo li hauv 4 ib, qhov tob ntawm daim teb tau ntev. Yog tias koj nyiam cov naj npawb ntshiab, koj tuaj yeem txais DOF ​​kab kos online. Kuv yog cov kawm paub kev kawm ntxiv thiab cov kws qhia ntawv, tsis yog li "kev ua lej" raws li daim duab nthuav tawm. Thaum saib daim duab no, saib seb daim ntaub pua tsev puas ruaj khov nyob ib puag ncig ntawd 5 menyuam roj hmab.

Lavxias-Matryoshka-menyuam roj hmab-tsom-plaub-Qhov Tsu Rau Ntawm Qhov Chaw: Ib qho Kev Ua Yeeb Yam Xov Xwm Duab Qhia Tawm

Xeem dhau, nrog cov menyuam roj hmab staggered, koj tuaj yeem pom peb tsom mus rau ntawm lub rooj zaum. Ib yam li hauv kev txhaj tshuaj uas muaj me nyuam roj hmab nyob hauv tib lub dav hlau, Cov me nyuam roj hmab staggered tseem ua plooj.

Lavxias-Matryoshka-Dolls-f1.4-lub rooj zaum Qhov tob ntawm daim teb: Ib Txoj Haujlwm Nrig Txog Kev Ua Yeeb Yam Duab Qhia

Npaj khiav mus los? Tom ntej, hloov DOF:

Txog tam sim no txhua daim duab yees duab ntawm f / 1.4. Tam sim no cia hloov qhov ntawd me ntsis. Hauv cov duab yavtom ntej, cov ntsiab lus tseem ceeb tseem nyob hauv 1st menyuam roj hmab qhov muag. Ob qhov kev hloov pauv yog lub aperture (f / nres) thiab nrawm. Vim li cas hloov qhov ceev? Yog hais tias kuv tsis ua kis tau yuav tawm.

Txhawm rau pib, ntawm no yog daim duab ntawm f / 1.4 - tsom rau ntawm cov menyuam roj hmab laug.

Lavxias-Matryoshka-menyuam roj hmab-tsom-1 Qhov tob ntawm daim teb: Ib qho Duab Ua Yeeb Yam Xov Xwm Kev Qhia Tawm Duab Lus Qhia

Tom ntej no kuv hloov mus rau qhov f / nres ntawm 2.0. Nws yog qhov zoo nkauj ze rau kev txhaj tshuaj rau saum toj no, tab sis tus thib 2 menyuam roj hmab maj mam tau me ntsis ntxiv hauv kev tsom.

Lavxias-Matryoshka-Dolls-f2.8 Qhov tob ntawm Teb: Qhov Pom Kev Ua Duab Ua Si Cov Lus Qhia Kev Yees Duab

 

Daim duab txuas ntxiv yog nyob ntawm aperture ntawm 2.8. Qhov thib 2 menyuam roj hmab tau txais me ntsis ntxiv nyob rau hauv tsom xam… Tab sis tsis zoo heev. Txheeb hauv siab, qhov tsom xam yog nyob hauv 1 menyuam roj hmab.

Lavxias-Matryoshka-Dolls-2.8 Qhov Tseem Ceeb Ntawm Qhov Chaw Teb: Tshawb Pom Qhov Nrig Txog Kev Ua Yeeb Yam Duab Lus Qhia

Ntawm no yog lub aperture ntawm 4.0. Tam sim no, thaum saib qhov no, pib ua koj tus kheej thaij duab ntawm tsev neeg lossis pawg neeg coob. Yog tias lawv nyob hauv tib lub dav hlau, koj yuav tuaj yeem siv 2.8 lossis 4.0, tab sis yog tias pawg loj dua lossis staggered ntawm ntau lub dav hlau, koj tuaj yeem pom dab tsi yuav tshwm sim. Saib ntawm sab xis ntawm lub menyuam roj hmab.

Lavxias-Matryoshka-Dolls-f4 Qhov tob ntawm Teb: Qhov Pom Kev Ua Duab Ua Si Cov Lus Qhia Kev Yees Duab

 

For the sake of ceev, peb yuav mus hla tej "nres." Tom ntej no ib qho pom yog ntawm f / 6.3. Tus menyuam roj hmab thib 2 zoo nkauj ze rau tam sim no.

Lavxias-Matryoshka-Dolls-f6.3 Qhov tob ntawm Teb: Qhov Pom Kev Ua Duab Ua Si Cov Lus Qhia Kev Yees Duab

Dhia rau f / 11, tau qhia tom ntej, koj tuaj yeem pom tias tag nrho tsev neeg ntawm cov menyuam roj hmab ze li ntawm kev ua kom pom tseeb. Xav txog tej yam muaj ntau tsev neeg lossis pawg… Tej zaum zoo li no. Yog tias koj tab tom pib tawm koj yuav xav, "Vim li cas kuv thiaj li tua ntawm 2.8 yog tias kuv paub tias kuv tuaj yeem tau txais lub zog zoo dua ntawm f / 11?" Nov yog vim li cas… Yog tias koj xav cais koj cov ntawv los ntawm cov keeb kwm yav dhau los, nws nyuaj heev uas yuav tsum tau nres rau ntawm tus lej siab dua f / nres zoo li 11. Saib seb lub rooj zaum zoo nkauj meej dhau? Nws tsis muaj qhov zoo kawg nkaus uas tau zoo los ntawm cov keeb kwm yav dhau los mus deb ntawm lub keeb kwm yav dhau los.

 

Lavxias-Matryoshka-Dolls-f11 Qhov tob ntawm Teb: Qhov Pom Kev Ua Duab Ua Si Cov Lus Qhia Kev Yees Duab

 

Qee lub sijhawm koj yuav tsum xaiv qhov tseem ceeb tshaj plaws. Xaiv lub aperture, qhov nrawm, thiab / lossis ISO. Qhov no yog vim li cas tua nyob rau hauv ib qho ntawm phau ntawv hom lossis semi-auto hom yog qhov tseem ceeb, tiv thaiv AUTO, qhov twg lub koob yees duab txiav txim siab. Tsis tas li ntawd, yog tias koj tua dav dua (xws li 1.4, 2.0, thiab lwm yam) koj tso lub teeb rau hauv ntxiv. Yog li rau qhov xwm txheej qis, koj yuav tsum tau kho koj lub ISO kom cia lub teeb rau hauv (uas tuaj yeem ua rau cov nplej) lossis koj yuav xav tau. kom txo qis nrawm (uas tuaj yeem ua rau cov lus tsa suab plooj). Saib hauv qab ntawm cov chaw. Vim tias qhov no yog teeb meem tsis pom kev qis, thiab kuv xav siv ISO200 yog li lis tsis tau nkag rau hauv, Kuv yuav tsum siv 20 thib ob kis los tua ntawm f16. Yog tias cov roj hmab no yog cov neeg tiag tiag lossis yog tias kuv tau tuav haujlwm, Kuv tsis tuaj yeem ua tiav qhov no hauv lub ntuj pom thiab muaj cov ntsiab lus ntse. Tsis muaj txoj hmoo!

Lavxias-Matryoshka-Dolls-f16 Qhov tob ntawm Teb: Qhov Pom Kev Ua Duab Ua Si Cov Lus Qhia Kev Yees Duab

 

Ib qho chaw txawb teeb muaj txiaj ntsig zoo rau kev siv ntev li qhov no (lossis hauv av nyob rau hauv rooj plaub no). Tab sis yog tias tib neeg nyob hauv kev txhaj tshuaj, tsis yog me nyuam roj hmab lossis cov khoom txav tsis tau, koj yuav tsum tau tua nrog qhov dav dav dua thiab yuav muaj qhov siab dua ntawm ISO dhau los. Saib peb Rov qab rau Cov Ntsiab Lus series kawm paub ntxiv txog yuav ua li cas ISO, Aperture, thiab nrawm tsim txhua yam ” daim duab peb sab raugCov. Kuv vam tias qhov muag pom ntawm apertures tau pab zoo.

Tsaug!

Jodi

 

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tsis muaj Comments

  1. Kim nyob rau Lub Ob Hlis 18, 2013 ntawm 11: 10 am

    Qhia nyeem txaus. Ua tsaug rau koj!

  2. Karen nyob rau lub Ob Hlis 18, 2013 ntawm 6: 33 pm

    Ua tsaug rau siv rau lub sijhawm ua kom tau zoo tshaj plaws. Thiab ua tsaug rau hais txog nws mus rau tsev neeg / pab pawg yees duab. Tam sim no kom cia li tau txais kuv lub hlwb kom ua haujlwm nrawm txaus thaum lub sijhawm tua….

  3. kristan nyob rau lub Ob Hlis 20, 2013 ntawm 10: 03 pm

    Ua tsaug uas koj tso tawm qhov no. Nws yog qhov ua kom zoo dua qub thiab kuv tuaj yeem faib qhov no nrog cov phooj ywg tshiab uas yees duab.

  4. Jo nyob rau lub Ob Hlis 20, 2013 ntawm 10: 47 pm

    Nthuav & Pab tau! Ua Tsaug.

  5. Courtney nyob rau lub Ob Hlis 20, 2013 ntawm 10: 54 pm

    Kuv tau hnov ​​/ nyeem ntau piav qhia ntawm qhov tob ntawm daim teb tab sis qhov no yog nyob deb ntawm qhov zoo tshaj plaws tsis tau yooj yim ib qho kom deb li deb! Nov yog HAIV!

  6. Nancy nyob rau lub Ob Hlis 20, 2013 ntawm 11: 24 pm

    Kev qhia zoo thiab kom siv sijhawm los ua cov duab no! Txaus siab rau thiab pinned!

  7. Cindy nyob rau Lub Ob Hlis 21, 2013 ntawm 2: 15 am

    Vuag! Txaus qhia. Ua tsaug rau koj lub sijhawm los qhia peb! Nyiam nyeem koj cov blog

  8. Jill nyob rau Lub Ob Hlis 21, 2013 ntawm 7: 40 am

    Qhov no pab tau tiag tiag. Kev kos duab tiag tiag ua haujlwm zoo rau kuv thiab qhov no yog qhov piv txwv tiag tiag ntawm qhov tob ntawm daim teb. Ua tsaug rau koj!

  9. Brooke F Scott: XNUMX Lab tus kiv cua tos koj rau Webtalk! nyob rau lub Ob Hlis 23, 2013 ntawm 12: 02 pm

    Daim duab qhia ib txhiab lo lus… zoo tshaj!

  10. KJ nyob rau lub Ob Hlis 23, 2013 ntawm 11: 40 pm

    Tsaug rau cov lus qhia meej thiab cov duab zoo nkauj plooj plooj. 🙂

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