Canon EF 35mm f / 1.4L II ma lens a USM atsegulidwa ndi ukadaulo wa BR Optics

Canon yatulutsa mwala wa EF-mount 35mm f / 1.4L II USM wide-angle lens yomwe yakhala lens yoyamba padziko lapansi ndiukadaulo wa BR Optics.

M'modzi mwa magalasi ambiri amphekesera zaposachedwa, Canon EF 35mm f / 1.4L II USM wide-angle prime, yatha yoyambitsidwa ndi kampani yochokera ku Japan.

Optic iyi imalowetsa mtundu womwe ulipo ndikusintha kwamkati mwatsopano komanso kapangidwe katsopano kakunja. Mtundu watsopanowu ndi wolemera 30% kuposa womwe ulipo ndipo wakhala mandala oyamba padziko lapansi kugwiritsa ntchito chinthu cha Blue Spectrum Refractive Optics chomwe chiziyenda ndi dzina la BR Optics.

Canon yalengeza za EF 35mm f / 1.4L II USM prime ndi BR Optics technology

Magalasi atsopano a 35mm f / 1.4 akuyembekezeredwa kwakanthawi ndi ogwiritsa ntchito EOS. Chigawo chatsopanocho chimadzaza ndi zinthu 14 zomwe zidagawika m'magulu 11 ndikutseguka kwa masamba 9.

Kusintha kwamkati kumaphatikizira zinthu ziwiri za aspherical, chinthu chimodzi cha Fluorine, ndi chinthu chimodzi cha Super Ultra-low Dispersion (UD) pamodzi ndi chinthu chatsopano cha Blue Spectrum Refractive Optics.

Umu ndi momwe ukadaulo wa Canon BR Optics umagwirira ntchito.

Otsatirawa ali ndi chinthu chomwe chimatchedwa ukadaulo wa BR Optics. Yapangidwa kuti iwononge kuwala kwa buluu kuti ichepetse kusokonekera kwa chromatic. Kampaniyo ikuti dongosolo la BR Optics limasamalira kuyatsa kwamtambo bwino kwambiri kuposa ukadaulo wina uliwonse womwe ulipo pamsika.

Mkati mwa mandala a Canon EF 35mm f / 1.4L II USM, mota wopanga wa autofocus umapezeka limodzi ndi makina oyang'ana mkati. Izi zikutanthauza kuti chamawonedwe amathandizira autofocus komanso kuti chimayang'ana popanda chinthu chakutsogolo chomwe chimazungulira.

Kutalika kwake kocheperako kumayikidwa pa masentimita 28, pomwe kukulitsa kwakukulu kumakhala pa 0.21x. Chingwe chowongolera pamanja chimapezeka pa mandala limodzi ndi sikelo yakutali.

Canon EF 35mm f / 1.4L II USM lens kuti ipezeke mu Okutobala

Magalasiwa amakhala ndi zokutira za Sub-Wavelength Structure Coating (SWC) kuti kutsitsimutsa ndikuwombera kuyang'aniridwa. Kutsogolo kwatsopano kumeneku ndi mandala osungidwa ndi nyengo omwe sangagonjetse fumbi ndi madontho amadzi.

Makina a Canon EF 35mm f / 1.4L II USM amasungidwa nyengo ndipo akukonzekera kutulutsidwa kwa Okutobala 2015.

Chovala cha fluorine chawonjezeredwa kumaso akutsogolo ndi kumbuyo kuti apange kosavuta kutsuka kufumbi, dothi, ndi zakumwa ngati azitsatira malowa.

Makina atsopano a Canon EF 35mm f / 1.4L II USM ali pafupifupi magalamu 180 olemera kuposa omwe adalipo kale chifukwa akulemera magalamu 760. Makulidwe ake amakhala pafupifupi mamilimita 80, pomwe ulusi wake wa fyuluta umakhala waukulu pa 72mm. Kutalika konse kwa mandala ndi 106mm.

Canon idzatulutsa ndalama zazikulu za EF 35mm f / 1.4L II USM pamtengo wa $ 1,799 mu Okutobala lino. Magalasi ali ilipo kuti muyambe kukonzekera ku Amazon.