Sigma 50-100mm f / 1.8 DC HSM Art lens pikicha uye zvirevo zvakaburitswa

Sigma ndiyo imwe nhanho yekuzivisa zvigadzirwa zviviri zvitsva, zvine maficha uye mapikicha achangoburitswa. Iwo ari iwo 50-100mm f / 1.8 Art uye 30mm f / 1.4 Contemporary lenses uye vari kuuya nekukurumidza.

Wese munhu anofarira wechitatu-bato lens mugadziri ari kugadzirira kuburitsa maviri matsva matsva. Runyerekupe rwakatenderera pawebhu, asi hapana munhu akagona kunongedza iwo chaiwo maratidziro maererano nemamodeli ari kuuya.

Tinogona kuisa zvese kumashure kwedu izvozvi, sezvo masosi akavimbika achangobva kuaburitsa uye, nepo iwo ese ari maviri achirira senge zvigadzirwa zvikuru, mumwe achabira zvese zvinoonekera Padivi peiyo 30mm f / 1.4 DN Contemporary vhezheni, Sigma ichaunza 50-100mm f / 1.8 DC HSM Art lens.

Sigma 50-100mm f / 1.8 DC HSM Art lens inoratidzika pawebhu pamberi pekuzivisa kwepamutemo

Sigma's yakazara Art line-up ndeye muganho unoshamisa. Kusarudzika kunogona kuve iyo 24-105mm f / 4 yuniti, iyo isina kunyatso kugamuchirwa nevatori vemifananidzo. Zvakangodaro, pfungwa yacho inomira uye vanhu vazhinji vari kumirira neshungu kuti kambani iuye nezvinhu zvitsva.

Ino nguva, ichave yakakura uye munhu wese achange achitaura nezvazvo. Icho chigadzirwa iSigma 50-100mm f / 1.8 DC HSM Art lens uye yakagadzirirwa DSLR makamera ane APS-C-saizi senzwi maseru.

Ichaburitswa muCanon, Nikon, uye Sigma mounts, kunyangwe ichigona kuwanikwa kune Sony A-mount makamera futi. Optic inozopa 35mm yakatarisa kureba yakaenzana ne75-150mm.

Iyi ndiyo iri kuuya Sigma 50-100mm f / 1.8 DC HSM Art lens.

Kubvira iyo 18-35mm f / 1.8 Art lens yakabuda, vanhu vanga vakasimudza zvakanyanya zvavaitarisira kubva kuSigma. Optic ine yekugara yakawanda yekuvhura f / 1.8 mukati me50-100mm zoom renji ichasangana nezvavanoda.

Iyo optic ichave nezvinhu makumi maviri nesere mumapoka gumi neshanu ane matatu eFLD zvinhu uye chimwe chinhu cheSLD pakati pevamwe. Ichave neinotarisa yakatarisa kure masendimita makumi mapfumbamwe nemashanu uye 21-blade yakatenderera yakavhurika.

Iyo ultrasonic mota ichave nyowani uye ichapa iyo yakanyarara yakanyarara uye inokurumidza kutarisa. Zvinoenderana neanodonhedza, iyo lens inouya nekutarisa kwemukati uye zvemukati zveku zoom michina, zvichireva kuti iyo yekumberi lens element haina kutenderera painotarisa, nepo kureba kweiyo lens kusinga wedzere kana uchiswededza mukati.

Sigma 50-100mm f / 1.8 DC HSM Art lens inoyera 93.5mm dhayamita uye 170.7mm pakureba. Iyo firita tambo ichave yakakura pa82mm uye kureba kwayo kwese kuchave 1.490 gramu. Ichaburitswa pamusika kutenderera Kubvumbi 22 pamutengo unosvika madhora chiuru nemazana mashanu.

Sigma 30mm f / 1.4 DN Yemazuva ano lens iri kuuya munguva pfupi kuitira isina girazi makamera

Iyo lens yechipiri zvakare yakanaka kwazvo pabepa uye inozopedzisira yabvisa iyo f / 2.8 aperture inowanikwa muSigma's isina girazi-mutsara. Iyo 19mm, 30mm, uye 60mm optics ese ane f / 2.8 yakanyanya kuzarura.

Iko shanduko ine iyo 30mm f / 1.4 DN Contemporary lens. Kunyange kureba kwayo kwakamboonekwa kare, kupenya kwayo kuchazogamuchirwa nevashandisi vasina kamera vasina kamera. Mugadziri wechiJapan achaburitsa ichi optic cheSony E-mount uye Micro Four Matatu mayuniti.

Sigma 30mm f / 1.4 DN Contemporary lens ichafungidzirwa kuburitswa munaKurume uno.

Masosi ari kuzivisa kuti iyo optic ichave nezvinhu zvipfumbamwe mumapoka manomwe ane 9-bladed yakatenderera kuzarura. Iyo AF inotyaira iri kutsika mota uye iyo yepashure yekutarisa nzvimbo ndeye 30 masentimita.

Iyi optic zvakare ine yemukati yekutarisa system, asi iyo firita tambo inoyera 52mm. Iyo Sigma 30mm f / 1.4 DN Contemporary lens ine kureba kwe73.3mm uye dhayamita ye64.8mm. Vafori vemifananidzo vanofara kunzwa kuti chigadzirwa ichi hachireruke, sezvo ichirema 265 gramu chete.

Tsananguro dzayo dzekuwanika iri kuti iyo lens ichave ichiwanikwa panenge paKurume 18 kweinenge $ 450.