Canon EF 16-35mm f / 2.8L III USM lens muaj ntawv sau

Cov lus tshaj tawm f / 2.8 dav dav lub kaum sab xis los ntawm Canon tau hais tias yog Mark III version ntawm EF 16-35mm f / 2.8L USM, tom qab ntawv txog kev ua tswv ntawm cov khoom no tau pom hauv Nyij Pooj.

Canon yog npaj tias yuav npaj kom muaj qhov tshiab thiab pheej yig rau lwm qhov EF 11-24 hli f / 4L USM lensCov. Lub optic tau hais tias muaj f / 2.8 dav-kaum qhov qauv dav uas yuav ua tau haujlwm txuas ntxiv rau EF 16-35mm f / 2.8L II USM.

Cov peev txheej tau hais tias lub tuam txhab Nyij Pooj tuaj yeem xaiv dav dua nrog lub focal ntev thiab tias nws tsis zoo li yuav tso Mark III version ntawm lub lens. Txawm li cas los xij, txoj cai patent nyuam qhuav pom tshwm hauv lub vev xaib thiab nws qhia tau tias yuav muaj Canon EF 16-35mm f / 2.8L III USM lens.

Tus tsim sab hauv ntawm Canon EF 16-35mm f / 2.8L III USM lens raws li tau piav qhia hauv daim ntawv thov patent.

Canon EF 16-35mm f / 2.8L III USM lens patent nrhiav tau hauv Nyij Pooj

Canon tsis feem ntau tua Mark III version ntawm nws lo ntsiab muag, hloov mus xaiv cov khoom lag luam nrog cov focal sib txawv. Txawm li cas los xij, txhua yam muaj peev xwm ua tau thiab nws pom tias qhov twb tau hnov ​​lawm f / 2.8 dav dav lub kaum ntse ntse hloov pauv EF 16-35mm f / 2.8L II USM yuav dhau los ua Canon EF 16-35mm f / 2.8L III USM lens.

Cov tswv yim no yog los ntawm tsab cai tshiab tshwj xeeb, uas tau tshaj tawm hauv Nyij Pooj. Raws li ib qho chaw, daim ntawv thov patent tau foob rau Lub Plaub Hlis 15, 2013, thaum nws tau pom zoo rau lub Kaum Hlis 30, 2014.

Hmoov tsis, tsis muaj cov ntsiab lus txaus qhia hauv daim ntawv sau npe ua patent. Feem ntau, kev teeb tsa sab hauv yog muaj nyob rau hauv daim ntawv patent, tab sis nws tsis nyob rau lub sijhawm no. Raws li qhov tshwm sim, qhov no tuaj yeem txhais tau tias lub tuam txhab yuav sim siv zog los khaws cov ntaub ntawv los ntawm kev tawm yog cov khoom lag luam yuav twv yuav raug hu ua yav tom ntej tsis yog-nyob deb.

Qhov Canon EF 16-35mm f / 2.8L III USM lens yuav yog li rau EF 11-24 hli f / 4L USM lens

Tom qab pib ntawm EF 11-24 hli f / 4L USM, ntau tus kws yees duab Canon tau hais tias yog tias koj muaj nyiaj txaus, tom qab ntawv qhov no yog qhov dav-dav dua lub lens uas koj yuav tsum muaj hauv koj lub hnab. Qhov teeb meem yog tias qhov siab ntawm nws cov duab zoo yog sib phim los ntawm qhov siab ntawm nws tus nqi. Cov khoom no yog muaj nyob txog $ 3,000 ntawm Amazon, yog li qhov pheej yig dua yog xav tau.

Ntxiv mus, lub teeb ntais tseem yog qhov tseem ceeb rau qee cov neeg siv, thaum qee yam uas yooj yim siv yog qhov tseem ceeb rau lwm tus neeg thaij duab. Lwm txoj kev yog EF 16-35mm f / 2.8L chav tsev thiab Mark III version yuav yog cov khoom ntawd. Los ntawm qhov zoo li ntawm nws, muaj ib lub caij nyoog uas nws yuav tawm hauv lub xyoo 2015 lossis xyoo 2016 ntxov.