I-Sigma 60mm f / 2.8 DN yomhla wokukhutshwa kweelensi kunye nexabiso elibhengeziweyo

I-Sigma ibonakalise ulwazi oluthe kratya malunga ne-60mm f / 2.8 DN lens, eyinxalenye yoBugcisa bobugcisa be-optics, njenge-18-35mm f / 1.8 DC lens ye-HSM enomtsalane.

I-Sigma 60mm f / 2.8 DN Art lens iye yabhengezwa ngokusemthethweni ngexesha le-CP + Ikhamera kunye ne-Photo Imaging Show 2013, eyenzeka ekupheleni kukaJanuwari. Nangona kunjalo, inkampani esekwe eJapan ayikhange ibhengeze naluphi na ulwazi malunga nemveliso.

Ngethamsanqa, elo xesha lifikile kwaye i-Sigma 60mm f / 2.8 DN Art lens yokukhululwa umhla kunye neenkcukacha zexabiso ekugqibeleni zibe zisemthethweni.

I-Sigma 60mm f/2.8 DN Art lens iya kufumaneka kwiMicro Four Thirds kunye neekhamera ze-Sony NEX phakathi kukaMeyi ngexabiso le-239 yeedola.

Sigma 60mm f/2.8 DN Art lens ukukhululwa umhla kunye nexabiso ekugqibeleni esemthethweni

I-Sigma ithi i-60mm f / 2.8 optic yayo iya kufumaneka kubathengisi abakhethiweyo e-United States phakathi kuMeyi. Amaxabiso anokuxhomekeka kakhulu kwivenkile, kodwa ixabiso elicetyisiweyo lokuthengisa liyakuma kwi-239 yeedola.

Le lens iya kukhutshwa kwiinguqulelo ezimbini. Enye yazo ijolise kwiikhamera ze-Sony NEX ezingenazipili ezine-E-Mount, ngelixa enye yenzelwe iinkqubo zeMicro Four Thirds.

Iilensi ezahlukeneyo zokunyuswa, ezahlukeneyo ezilingana ne-35mm

Zombini iimodeli ziya kuba nexabiso elifanayo, kodwa iimpawu zazo ziya kwahluka kancinci, utshilo uSigma. Ngokomvelisi waseJapan, inguqulo ye-MFT iya kubonelela ngokulinganayo kwe-120mm, ngelixa iyunithi ye-NEX iya kunika i-90mm elinganayo, xa kuthelekiswa nenkqubo ye-35mm.

U-Sigma wongeze ukuba uyazingca kakhulu ukwandisa uluhlu lwayo lwelensi kwiikhamera ezingenazipili. Inguqulo ye-60mm idibanisa i-19mm f / 2.8 DN esele ikhona kunye ne-30mm f / 2.8 DN iilensi eziphambili.

Le yenye i-fixed-focal-length optic, ekuthiwa ibonelela ngeziphumo ezintle, ezinokubonelela nge-telephoto lens kuphela. Inkampani ithi abafoti baya kuyithanda i-bokeh enikezelwa yi-60mm lens.

Ulwakhiwo oluqinileyo olunciphisa ukuphambuka kwechromatic

Iqulathe iincakuba ze-diaphragm ezisixhenxe kunye neglasi eKhethekileyo yeDispersion ePhantsi, ekufuneka inciphise ukuphambuka kwechromatic. Imbobo iya kuba phakathi kwe-f/2.8 kunye ne-f/22, ngaloo ndlela ifaneleka kuzo zonke iimeko zokudubula.

Njengoko kukhankanyiwe ngasentla, iMicro Four Thirds kunye ne-Sony NEX E-Mount photographers baya kufumana iSigma 60mm f/2.8 DN Art lens kwiishelufa zevenkile ukusuka phakathi kuMeyi ngexabiso le-239 yeedola.