Sigma 24-70mm f / 2.8 DG OS HSM Art lens patent

Sigma ine patent 24-70mm lens ine aperture yakakura ye f / 2.8 mukati meiyo zoom renji uye yakavakirwa-mukati mufananidzo wekudzikamisa tekinoroji, iyo yaizoburitsirwa yakazara-furemu DSLR kamera.

Imwe yemalenzi anozivikanwa kwazvo pasirese ndeye 24-70mm f / 2.8 zoom, sezvo ichipa mashandiro, kuita kwakawanda, uye mhando yakanaka yemufananidzo, zvisinei kana ukasarudza Canon, Nikon, Sony, kana imwe kamera.

Nikon ndiyo yakasimudzira matanda muna 2015 payakaburitsa yakadzikama vhezheni yeiyi lens. Iyo AF-S Nikkor 24-70mm f / 2.8E ED VR zoom inowanikwa pamusika, nepo Canon nevamwe, kusanganisira Sigma, vachiri kutengesa chete asina-kugadzikana 24-70mm f / 2.8mm zvikamu.

MunaSeptember 2015, zvakange zvichitaurwa kuti Canon iri kukura optic akadaro. Zvinotaridza senge Sigma iri kushanda pane imwe, zvakare, nekuti zvakaratidzwa kuti kambani yakangoipa patent.

Sigma patents yakasimbiswa 24-70mm f / 2.8 lens

Masosi akawana patent yeSigma 24-70mm f / 2.8 DG OS HSM Art lens muJapan. Iyo patent application irikutsanangura lens iri chikamu cheArt-akateedzana uye yakagadzirirwa kuvhara yakazara-furemu yemifananidzo sensors, saka iyo DG kudomwa.

Iyo yemukati dhizaini yeSigma 24-70mm f / 2.8 DG OS HSM Art lens.

Iyi zoom lens inoshandisawo Hyper Sonic Motor yekukurumidza uye yakanyarara autofocusing. Nekudaro, chinonyanya kunakidza chinoramba chiri cheye optical mufananidzo yekusimudzira system. Ichapa kudzikama-kunodikanwa kunobatsira munzvimbo dzakaderera-mwenje.

Ichaedza kurerutsa kamera inodedera, kuitira kuti mapikicha abude asina kusununguka. Hwemhando yemifananidzo inofanirwa kuwedzera mune ino kesi uye zvichave zvakanaka kuona kuti iyo Nikon's optic ichave nemakwikwi, senge iri kuuya yeCanon vhezheni.

Nikon arikutengesa iyo AF-S Nikkor 24-70mm f / 2.8E ED VR lenzi ingangoita $ 2,300, saka iyo Sigma ichafanirwa kunge iri yakachipa, kunyangwe ichizotengwa mushe-pamusoro peiyo $ 1,000 mamaki.

Vafotori vanonyatsoda Sigma 24-70mm f / 2.8 DG OS HSM Art lens

Sigma yakamhan'arira patent kumashure muna Nyamavhuvhu 2014, uku kupihwa kupihwa kupi munaKurume 22, 2016. Iyo yekumisikidza mukati haina kutaurwa, asi zvinoita sekunge optic ichave nezvinhu gumi neshanu mumapoka gumi.

Parizvino, kambani haina kusimbisa kuti ichavhura chigadzirwa chakadai. Zvakangodaro, vamiriri vayo, kusanganisira CEO Kazuto Yamaki, vabvuma kuti iyi ndeimwe yemalenzi akakumbirwa uye kuti hwaizove upenzi kusafunga nezve kuburitswa kwayo.

Kusvika panguva iyoyo, zvese zvatinazvo ndeimwe hurukuro yemakuhwa uye iyo Sigma 24-70mm f / 2.8 DG OS HSM Art lens patent. Tichaongorora nyaya iyi padhuze uye isu tinokuzivisa iwe nekukurumidza kana chimwe chinhu chitsva chikaonekwa.