Dab tsi yog qhov distortion-dawb lens?

Lens distortion-dawb lens, raws li lub npe qhia, yog lub npe nrov uas tsis muaj duab distortion (distortion) hauv cov duab ntes los ntawm lub lens. Nyob rau hauv lub tiag tiag kho lens tsim txheej txheem,distortion-dawb lensesnyuaj heev kom ua tiav.

Tam sim no, ntau hom ntsiab muag, xws lidav-lub lens, Telephoto lo ntsiab muag, thiab lwm yam, feem ntau muaj qee qib ntawm distortion hauv lawv kev tsim kho.

Piv txwv li, nyob rau hauv dav-kaum lub ntsej muag, cov hauv ncoo zoo li kev nthuav dav lossis lub "chim zoo li kev sib txawv nrog nruab nrab magnification; Hauv telephoto lo ntsiab muag, distortion yog manifested raws li "chim zoo li sab hauv cov duab ntoo lossis" hauv ncoo zoo li nrog kev txhawb nqa nruab nrab.

Txawm hais tias nws yog qhov nyuaj kom ua tiav qhov kev sib txawv-lub lens dawb, cov koob yees duab digital tuaj yeem kho lossis txo cov software tsim kho kom haum. Daim duab uas tus kws yees duab yeej pom yog kwv yees sib npaug los ua kom nruj-dawb.

Lub lens dawb xwb

Cov kev siv ntawm distortion-dawb lo ntsiab muag?

Distortion-dawb lensesMuaj peev xwm muab cov txiaj ntsig zoo, muaj tiag yuav tsum muaj kev cuam tshuam thiab siv dav hauv ntau thaj teb. Cia peb saib ntawm qee qhov kev thov tshwj xeeb ntawm kev ua txhaum-cov ntsiab muag dawb:

DuabPlub ejaphe

Distortion-dawb lo ntsiab muag tuaj yeem zam kev cuam tshuam ntawm tib neeg lub ntsej muag, tshwj xeeb tshaj yog thaum tua cov duab ze nrog cov nyhuv muaj zog. Cov ntsiab lus-dawb muaj peev xwm rov qab muaj qhov tseeb ntawm tib neeg lub ntsej muag, ua kom cov duab xav txog qhov muaj txiaj ntsig ntau dua thiab muaj tseeb.

Kev Yees Duab

Thaum kev yees duab vaj tse, siv lub lens tsis sib xws tuaj yeem tiv thaiv cov kab ntawm lub tsev los ntawm khoov, ua cov kab ncaj nraim hauv daim duab ntau dua thiab zoo meej. Tshwj xeeb tshaj yog thaum tua cov tsev siab siab, txuas hniav thiab lwm lub tsev, cov nyhuv yog qhov zoo dua thaum siv cov lens-dawb.

Ntaus Pob Ncaws Pob

Rau kev sib tw ncaws pob ua yeeb yam, cov ntsiab muag tsis sib xws tuaj yeem paub tias cov neeg ncaws pob thiab muaj cov duab zoo meej, thiab tuaj yeem zam kev tsis txaus ntseeg los ntawm cov lens distortion.

Cov ntawv thov ntawm distortion-dawb lenses

Ua lag luamAtxhav

Thaum shooting khoom tshaj tawm, siv adistortion-dawb lensMuaj peev xwm paub tseeb tias cov duab ntawm cov khoom yog tso tawm kom raug tsis muaj distortion. Txog cov duab uas yuav tsum tau qhia cov ntsiab lus cov ntsiab lus, kev ntxhib los mos muaj qhov zoo tshaj plaws uas tau txais txiaj ntsig zoo dua cov khoom lag luam.

Geographic daim duab thiab cov chaw taws teeb

Nyob rau hauv cov liaj teb ntawm thaj chaw qhia thiab cov chaw taws teeb, cov duab yog yog qhov tseem ceeb. Lens distortion-dawb yuav muaj peev xwm ua kom paub tseeb tias cov ntawv cerrain, av thiab lwm cov ntaub ntawv yuav tsis ua rau lub lens distortion, kom ntseeg tau qhov tseeb ntawm daim duab.

Stu siabResplor

Hauv qee qhov kev tshawb fawb tshawb fawb tias yuav tsum tau cov ntsiab muag zoo, cov cuab yeej tsis sib xws tseem siv tau los ua cov ntaub ntawv tseem ceeb rau kev soj ntsuam thiab cov ntaub ntawv thaum kev sim kom paub meej qhov tseeb ntawm kev sim ua ntej.