Lub koob yees duab fisheye thiab nws cov nta

2024 Tus sau: Sierra Becker | [email protected]. Kawg hloov kho: 2024-02-26 05:15

Yuav kom siv tag nrho cov muaj peev xwm ntawm koj lub koob yees duab thiab thaij duab zoo kawg nkaus, koj yuav tsum xav txog kev kawm tsis yog tsuas yog lub peev xwm sab hauv ntawm lub cuab yeej, tab sis kuj rau sab nraud. Nyob rau hauv tsab xov xwm no peb yuav tham txog ntxiv accessories. Piv txwv li, cia peb kawm paub siv lub lens fisheye.

Ua ntej tshaj plaws, nws tsim nyog nkag siab txog lub tswv yim ntawm vim li cas lub lens hu ua qhov ntawd thiab dab tsi yog nws qhov tseem ceeb thiab qhov txawv ntawm lwm tus. Fisheye yog lub kaum sab xis dav. Nws lub kaum sab xis saib yog ze rau 180 degrees. Nws tau txais nws lub npe vim yog lub hauv paus ntsiab lus ntawm nws txoj haujlwm zoo ib yam li lub qhov muag ntses.

Ntau hom lens

thawj yam yog ncig. Hom lo ntsiab muag no yog siv los coj ib qho txawv txawv ntawm kev txhaj tshuaj panoramic uas yuav zoo li 360-degrees. Hom lens no zoo rau kev tua lub ntuj thiab xwm. Qhov khoom yog nws tsis npog tag nrho cov ncej, tab sis tsuas yog lub voj voog inscribed.

hom thib ob yog kab pheeb ces kaum. Nws yog lub npe vim hais tias nyob rau hauv cov ntaub ntawv no, lub lens fisheye yuav faib tag nrho 180 degrees ntawm saib kab rov tav hla tus ncej. Yog litus ncej haum nyob rau hauv lub siab tshaj plaws saib lub kaum sab xis.

Thiab lwm hom lo ntsiab muag zoo sib xws yog cov txheej txheem uas muaj lub kaum sab xis pom ntau dua 180 degrees. Muaj ob peb yam khoom siv zoo li no, thiab lawv feem ntau yog siv los ntawm cov kws yees duab tshaj lij rau lub sijhawm tshwj xeeb. Txawm hais tias cov lo ntsiab muag tsis tshua muaj, lawv yuav tsum tsis txhob hnov qab.

Vim li cas koj thiaj xav tau lub lens zoo li no?

Lub lens fisheye rau cov koob yees duab tau siv los ntev - kwv yees txij li thaum pib ntawm ib puas xyoo dhau los. Nws tsuas yog tias nws tsis tshua siv. Feem ntau yog rau kev yees duab txoj kev nqaim, txoj kev hauv tsev thiab chav me me. Tam sim no, xws li lub lens tau dhau los siv ntau dua. Qhov twg raws nraim? Piv txwv li, cov neeg ncaws pob hauv kev rau lawv cov xwm txheej.

hom lo ntsiab muag no yog siv vim nws ntes thaj chaw loj nyob ib puag ncig tus neeg ncaws pob, uas txhais tau hais tias huab cua ntawm qhov kev tshwm sim tau cuam tshuam ntau zog thiab ci dua. Kev mloog ntau dua yog them rau qhov ua kom yuam kev ua los ntawm cov neeg ncaws pob. Tsis tas li ntawd, "fisheye" yog siv los yees duab cov khoom uas ua lub platform rau kev ua kom yuam kev, tsis hais seb qhov kev dag ntxias tau ua rau ntawm ib qho ntawm lub tsheb lossis manually. Kev yees duab nrog cov cuab yeej no tseem cuam tshuam hnub no.

Ntxiv rau, hom koob yees duab no yog siv los tua cov khoom vaj tsev lossis tsim peb-seem, thiaj li hu ua 3D panoramas.

Chamber structure

Cov duab thaij nrog lub lens no yuav muaj tseebqhov tsis zoo, vim yog qhov tshwj xeeb ntawm cov lo ntsiab muag hauv lub tshuab nws tus kheej, thiab qhov no tau ua tshwj xeeb los ntawm cov tuam txhab tsim cov duab tshwj xeeb.

Thawj qhov tsis txaus ntseeg yog qhov sib txawv ntawm qhov sib txawv ntawm lub thoob. Cov duab zoo li lub foreground yog heev stretched rau pem hauv ntej, thiab lub keeb kwm yav dhau mus deb heev. Vim cov lo ntsiab muag zoo li no, cov kab ncaj nraim yog distorted hauv daim duab. Dab tsi nyob hauv pem hauv ntej yog qhov loj thiab loj dua li cov hauv qab. Tab sis qhov no yog qhov tseeb uas nyiam cov kws yees duab uas twv yuav khoom zoo li no.

Qhov tsis zoo tom ntej ntawm cov khoom siv no yog txuam nrog lub hood. Vim qhov me me ntawm lub mount, lawv yuav tsis haum rau ntau hom koob yees duab, xws li Nikon lossis Canon. Tau kawg, koj tuaj yeem siv cov adapters tshwj xeeb uas nce qhov loj me, qhov teeb meem nkaus xwb yog qhov no lub hood yuav dhau los ua ib feem ntawm lub thav duab raug tua, yog li cov tuam ntxhab feem ntau nruab lawv tam sim ntawd thaum tsim khoom.

Qhov no yog vim li cas nws tsis tuaj yeem txuas ntau lub teeb lim rau lub lens. Yog lawm, thiab thaum txhim kho lawv nyob rau hauv pem hauv ntej ntawm lub iav convex, yuav muaj kev nkag siab me ntsis. Vim li no, gelatin lim feem ntau yog ntsia tom qab lub lens kawg. Qhov no ua rau qhov tseeb tias tsis muaj txoj hauv kev los hloov nws sai sai. Tias yog vim li cas niaj hnub no, fisheye manufacturers nruab lub lens nrog lub kaw lus nyob rau hauv uas cov ntxaij lim dej nrog cov txheej txheem ntawm cov xim yog nyob rau hauv lub xeev ntawm kev sib hloov.

Yuav siv lub lens

Lens xaiv zoo heevib pawg. Ib tug ntawm lawv yog ib tug siv rau hauv xov tooj. Koj tuaj yeem yuav lawv hauv yuav luag txhua lub khw muag khoom tshwj xeeb hauv kev muag khoom ntawm tes. Lawv cov nqi qis heev, uas ua rau cov lo ntsiab muag fisheye ntawm lub xov tooj feem ntau muaj. Lawv kuj tuaj yeem yuav ntawm ib lub vev xaib Suav rau ib lub nyiaj, txawm tias tag nrho cov teeb.

Qhov zoo tshaj plaws thiab cov khoom siv nruab nrab feem ntau mus rau iPhone. Thaum tua nrog lawv, qee zaum muaj kev tsis ntseeg tias daim duab tau thaij hauv lub xov tooj, vim nws zoo li zoo heev thiab kev tshaj lij. Lawv kuj tuaj yeem yuav los ntawm cov khw muag khoom xov tooj ntawm tes lossis cov vev xaib Suav.

Tab sis koj tuaj yeem ua qhov muag muag ntawm koj lub xov tooj koj tus kheej los ntawm kev txhais tau tias. Nrog kev txawj ntse ntawm cov ntaub ntawv, nrog rau "sib tes ncaj qha", qhov tshwm sim tuaj yeem xav tsis thoob, tab sis feem ntau qhov kev tshwm sim tsis tau ua tiav.

Cov khoom zoo sib xws yog siv hauv kev ntsuas kev nyab xeeb, raws li pom hauv daim duab saum toj no. Tso cai rau koj pom dab tsi tshwm sim tsis ntev, tab sis feem ntau, lub koob yees duab zoo kawg nkaus ntes kev ua txhaum cai - los ntawm cov neeg ua haujlwm tub nkeeg mus rau tub sab.

Kuj, lub koob yees duab fisheye tuaj yeem siv hauv tsev, piv txwv li, saib xyuas tus menyuam.

Tips

Kuv kuj xav ceeb toom rau koj tias koj yuav tsum tsis txhob hnov qab ntxuav lub lens ntawm lub koob yees duab. Nws tsis muaj teeb meem yog tias nws yog xov tooj lossis lwm yam. Kev tiv thaiv kev tu yuav tsum tau nqa tawm ntau li ntau tau, nrog rau cov cwj mem tshwj xeeb, uas tuaj yeem yuav ntawm lub khw. Ua rau lub lens smudged yuav tsis coj koj daim duabzoo nkauj dua, thiab yuav txaj muag rau tus ncej puas vim li no.