Lomography revives puv 19 xyoo pua Petzval lens ntawm Kickstarter

Lomography thiab Lavxias-based Zenit tau tshaj tawm qhov kev sib koom tes uas yog txhawm rau txhawm rau ua kom rov zoo li Petzval lub koob nrov nrov los ntawm Kickstarter.

Lub npe nrov-pawg nyiaj-lub vev xaib, hu ua Kickstarter, tau ua pov thawj los ua lub sijhawm ua haujlwm ntawm ntau lub tuam txhab ua tiav. Tsis tsuas yog hais tias, tab sis ntau lub tuam txhab tsim tau txiav txim siab sau cov nyiaj uas yuav tsum tau los tsim kev lag luam los ntawm cov xaib no, uas tau muaj lub tswv yim zoo rau lawv.

Zenit thiab Lomography tau tshaj tawm cov tshiab Petzval lens ntawm Kickstarter. Cov optic tau rov ua dua tshiab thiab nws yuav ua qhov 85mm focal ntev thiab f / 2.2 aperture.

Lomography thiab Zenit rov xav txog qhov qub Petzval lub lens qub kom haum rau cov koob yees duab SLR niaj hnub no

Lwm zaj dab neeg muaj hmoo yog ib qho ntawm Lomography, uas tau yog cov tuam txhab nrov ua ntej Kickstarter tshwm sim. Xyoo no, cov Lomography smartphone zaj duab xis scanner tau muab pob nyiaj rau ntawm txoj kev no.

Tam sim no, lub koom haum rov qab rau ntawm Kickstarter, tab sis nrog ib qhov haujlwm tseem ceeb: kev sawv rov los ntawm Petzval lens.

Tus qauv tsim tau ua nyob rau hauv kev koom tes nrog Russia lub Zenit, uas tseem yuav tsim lub optic hauv nws lub tebchaws.

Joseph Petzval yog tus tsim tawm ntawm Petzval lens xyoo 1840. Tus xibfwb qhia lej tau hloov kho duab sab nrauv, vim tias nws lub lens muaj peev xwm ua tau lub suab nrov.

Joseph Petzval hloov kho duab tawm duab thaum xyoo 19th

Lub Petzval lens tau tsim tawm hauv 1840 los ntawm tus kws qhia lej uas nqa tib lub npe: Joseph Petzval. Cov khoom no tau ua tiav revolutionized duab thaij duab, raws li nws tswj kom ua tiav af / 3.5 aperture. Muaj lub qhov dav dav ua rau cov duab pom tau ua rau bokeh zoo nkauj. Thaum lub sijhawm, nws tsim zoo heev cuam tshuam, thaum txo lub sijhawm kis los ntawm ntau npaum li tsib nres.

Txawm li cas los xij, lub lens no ua rau qee qhov pom kev tsis zoo, xws li vignetting. Txawm li cas los xij, txoj kev nqaim ntawm qhov sib xyaw ua ke nrog ntau cov vignetting tuaj yeem ua rau muaj kev cuam tshuam ntawm tej yam yees siv.

Petzval lens yuav ua haujlwm tsuas yog nrog Nikon F thiab Canon EF SLR koob yees duab, txawm tias lawv yog analog lossis digital.

Lub tshiab Petzval lens ua haujlwm nrog Nikon F thiab Canon EF SLR koob yees duab

Lomography thiab Zenit tau qhia tias lub lens Petzval tau rov tsim dua los siv rau hauv lub sijhawm tua niaj hnub no. Cov khoom yuav tau tshaj Nikon F thiab Canon EF koob yees duab, ob qho tib si analog thiab digital.

Sab sab nraud yuav ua los ntawm cov tooj dag, ib yam li cov qauv qub, thiab cov chaw teeb tsa yuav raug tswj xyuas los ntawm txhais tes. Qhov no txhais tau hais tias tsis muaj kev txhawb nqa autofocus, thaum cov neeg thaij duab kuj yuav tsum tau hloov lub aperture ntawm tes. Lub aperture slider yog lub npe hu ua Lub Tsev Dej, uas yuav tsum tsis txhob siv tawv tawv.

Lub lev Lomography Petzval yuav muaj qhov ntev 85mm focal ntev thiab f / 2.2 ntau tshaj aperture, uas tuaj yeem raug txo kom f / 16. Tsis tas li ntawd, nws yuav muaj peev xwm tsom ntawm qhov deb ntawm ib lub 'meter', thaum nws daim teb ntawm qhov chaw yuav sawv ntawm 30 degrees.

Kev sib tw Kickstarter tau ntsib nws lub hom phiaj, kev xa khoom pib thaum xaus xyoo 2013

Nws cov nqi tau raug teeb tsa ntawm $ 300, tab sis tsuas yog 100 tus noog thaum ntxov tau tswj los yuav nws rau tus nqi no. Tam sim no, cov neeg siv tau txais nws ntawm $ 350 thiab $ 400 lossis siab dua.

Pentzval tshiab optic yuav mus muag thaum Lub Ob Hlis 2013 rau $ 499, txhais tau tias koj yuav tsum tau muaj kev ruaj ntseg nyob rau tam sim no lossis koj yuav tsis khuv xim nws tom qab. Nws yog tsim nyog sau cia tias thawj pob yuav nkoj thaum kawg ntawm 2013.

Lomography thiab Zenit twb tau ntsib $ 100,000 goal. Muaj txog 29 hnub sab laug kom txog thaum koj tuaj yeem tau txais cov khoom ntawm Kickstarter thiab nws yuav tsis muaj qhov xav tsis thoob yog tias kev sib tw mus txog $ 1 lab los ntawm lub sijhawm nws xaus.