I-Sigma 70-300mm f / 4-5.6 DG OS HSM ilensi iyakhula

I-Sigma ine-patent ye-70-300mm f / 4-5.6 DG OS HSM lens, ephakamisa ukuba inkampani ilungiselela ukumilisela umntu oza kungena ezihlangwini ezikhoyo.

Uninzi lwee-optics ezintsha zinelungelo elilodwa lomenzi ukusukela ekuqaleni kuka-2016. Ngezizathu ezithile, kubonakala ngathi iinkampani zinikwa imvume ngakumbi kumanqanaba okuqala onyaka, njengoko iCanon, iNikon, iSigma, kunye neOlimpus bonke befumene ukukhanya okuluhlaza iiofisi ezilawulayo zaseJapan kwezi nyanga zintathu zokuqala kulo nyaka.

Iyunithi yamva nje enelungelo elilodwa lomenzi yile Sigma 70-300mm f / 4-5.6 DG OS HSM lens. Inomfanekiso osondeza i-telephoto zoom optic eyilelwe iikhamera ze-DSLR ezinesakhelo esigcweleyo kwaye siza kupakishwa ngetekhnoloji eyomeleleyo yomfanekiso ozinzileyo.

I-Sigma 70-300mm f / 4-5.6 DG OS HSM lens enelungelo elilodwa lomenzi eJapan

Elona patent lisandula ukubakho kwiSigma lijikeleza ilensi yokusondeza iilensi. I-optic inendawo ekugxilwe kuyo phakathi kwe-70 kunye ne-300mm, ke ibonelela ngobude obugqibeleleyo beefoto ezonwabela ukuthatha imifanekiso kunye nemidlalo yezemidlalo.

Uqwalaselo lwangaphakathi lwe-Sigma 70-300mm f / 4-5.6 DG OS HSM lens, njengoko kutyhilwe kwisicelo selungelo elilodwa lomenzi.

Ukuvulwa okuphezulu kwelensi akuyiyo eyona ikhawulezayo kwintengiso. Nangona kunjalo, inesidima, njengoko imi kwi-f / 4-5.6. Uncedo kukuba imveliso inesistim somfanekiso wozinzo, ngenxa yoko iya kunciphisa ukushukuma kwekhamera ukuthintela iifoto ekungacacini.

Ukusetyenziswa kwelungelo elilodwa lomenzi wechiza akukhankanyi ukuba zingaphi f-eyeka itekhnoloji ye-IS, kodwa kuyo kufuneka ibonelele ubuncinci bokuma oku-3, kungenjalo kuya kuba kuhle ukungasebenzi kwimigangatho yanamhlanje.

I-Sigma 70-300mm f / 4-5.6 DG OS HSM lens ikwasebenzisa i-HyperSonic Motor, eya kuthi ihambise i-autofocusing ekhawulezayo, egudileyo kunye ethe cwaka.

Inguqulelo entsha iya kujoyina enye yezeMidlalo okanye uthotho lwale mihla

I-Sigma ifake isicelo selungelo elilodwa lomenzi ngo-Agasti ka-2014. Umhla ochanekileyo ngu-Agasti 26, okuthetha ukuba ngaphezulu konyaka omnye onesiqingatha kudlulile oko kwagcwaliswa. Ngapha koko, imvume yanikwa ngo-Epreli 4, 2016, ke kusekutsha kakhulu ukuba ungathetha malunga nomhla wokukhutshwa.

Nanini na xa isiza, i-Sigma 70-300mm f / 4-5.6 DG OS HSM ilensi iya kongezwa kuLuhlu lwezeMidlalo okanye lwale mihla kwaye inokuthi ithathe indawo ye-70-300mm f / 4-5.6 DG APO Macro optic, ekhoyo Iikhamera zeCanon, iMinolta / iSony, iPentax / iSamsung, iNikon, kunye neSigma SLR.

I-telephoto zoom optic inezinto ezingama-21 kumaqela ali-15 kwaye kuthiwa iyasebenza ekuthinteleni ukuphambuka, ukugqwetha kunye nezinye iziphene ekubonakaleni kwiifoto zakho.

I-Photokina 2016 isondela, ke sinokubona le mveliso kwisiqingatha sesibini se2016. Hlala ubukele amanye amarhe eSigma!