Sony's yekupinda-level yakazara-frame mirrorless kamera imhuka munzira dzese ine 33-megapixel image sensor, 4K60p vhidhiyo yekurekodha, uye ergonomic dhizaini.
Sony payakaburitsa iyo a7 IV muna Zvita, nekuenderera mberi kwekubudirira kwea7 III yayo, yaive nechishuwo chikuru chekuzadza. Iyo yakatangira yakabuda anopfuura makore mana apfuura muchirimo 2018, asi inoramba iri imwe yeakanakisa kupinda-chikamu chakazara- furemu makamera eese mafoto nevhidhiyo.
Nemamwe makiyi tweaks uye kunaka-kwe-hupenyu kuvandudzwa, Sony yakagadzira iyo a7 IV mugari wenhaka akakodzera kune zita remhando yepamusoro yehybrid kamera.
Kwemakore, Sony yakazvisimbisa seimwe yeakanakisa girazi kamera makambani. Yakatengesa yakanyanya isina girazi makamera muna 2021, maererano neNPD Group.Sony haigone kuenderana neindasitiri nhaka yeCanon, Nikon kana Fujifilm, asi yakatamba. basa rakakura mukukurudzira makamera asina magirazi ane Alpha akateedzana.
Mhando yega yega yekugadzira ine Alpha kamera, asi iyo a7 yakatevedzana yakagadzirirwa kuita zvese.Iyo a7 IV uye yayo yakawanda dhizaini haigone kuenderana nea7R IV's 61-megapixel mafoto, uye inopfuurwa nea7S III's 4K120p vhidhiyo yekurekodha. .Zvisinei, ichiri kuita basa rinokosha senzira inofadza pakati pemakamera maviri ane unyanzvi.
Input inogona kugamuchira chikamu chekutengesa kana ukatenga zvigadzirwa kuburikidza nezvinongedzo zviri muchinyorwa chino. Isu tinongosanganisira zvigadzirwa zvakasarudzwa zvakazvimiririra neInput editorial timu.
Sony's a7 IV inopa inoshamisa hybrid kamera inogona kupfura 33-megapixel mafoto uye vhidhiyo kusvika ku4K60p.
Kuuya kubva kuNikon, ndinofunga pachava nenguva yakakomba yekugadzirisachinjakuSony system.Asi zvakangotora maawa maviri chete kutamba nea7 IV kuita kuti mabhatani nedhizaini yese inzwe kumba chaiko.Sony yakakanda mabhatani mana anogoneka, vhiri rekupumburudza rinogoneka, uye kugona kudzokorora AF. ON uye AEL mabhatani, asi ini handifungi kuti ndaifanira kuchinja zvakanyanya kuti ndijaire kuseta.Paunenge uchifanirwa kugadzirisa marongero, iyo menyu sisitimu yakarongeka kwazvo muzvikamu, zvichiita kuti zvive nyore kufamba kunyangwe netani ye zvirongwa.
Mumaoko angu madiki, iyo a7 IV yakachengeteka zvakanyanya uye yakasununguka kubata, uye mabhatani ese anonzwa ari munzvimbo chaiyo, kunyanya rekodhi.bhataniiyo inofamba pedyo nebhatani rekuvhara.Mabhatani ejoystick nemavhiri evhiri anonyanya kubata, zvichiita kuti ndikurumidze kufamba nepakati pemapikicha ndichiona kana kugadzirisa nzvimbo yekutarisa.
Chiratidziro chakanyatsojeka ndechimwe chekuvandudzwa kukuru kwea7 IV. Yakasiyana-siyana pane isinganzwisisike pop-up skrini paA7 III, uye inogona kutenderedzwa 180 madhigirii kutarisana newe kuitira nyore vlogging kana selfies. pasi, unogona kubaya skrini yakatenderedza 45 madhigirii pasina kukotama zvisingaite kuti uone kuti pfuti yako yakaita sei.
Iyo OLED viewfinder yakanaka zvakaenzana.Ihombe uye inopenya, uye inonzwa kunge urikuona inenge foto yawaizowana kana wadzvanya shutter.
Sony yakagadzirawo dhiyabhorosi nyowani pasi peiyo mode dial kuti ikurumidze kushandura kubva pamufananidzo, vhidhiyo uye S&Q modes (pfupi kune inononoka uye inokurumidza modes, iyo inobvumidza iwe kurekodha nguva-inononoka kana inononoka-inofamba vhidhiyo mu-kamera) .Unogona sarudza kuti ndezvipi zvirongwa zvekuchengeta paunochinja mamodhi kana kuronga mamwe marongero kuti aparadzaniswe mumamodhi iwawo.Iyo yakapfava kubatanidza, asi chinhu chinonyatso kuburitsa chimiro chakasanganiswa chea7 IV.
Kana zvasvika pakugona kwe autofocus, Sony's Alpha makamera haaenzaniswi.Zvakafanana zvinoenda kune a7 IV.Nekuda kwekukurumidza uye kupindura kwe autofocus, inenge inonzwa sekubiridzira paunenge uchipfura nayo.Sony yakagadzirira chizvarwa chinotevera Bionz XR. Injini yekugadzira mifananidzo, inogona kuverenga kutarisa kakawanda pasekondi, ichibvumira iyo a7 IV kuti ikurumidze kuona chiso chemunhu kana maziso uye kukiya autofocus pairi.
Ndine chivimbo nea7 IV's autofocus kuti irambe yakanamira kuchidzidzo, kunyanya kana ndiri kupfura mu burst mode.Ndaive ndiine zvinyorwa zvishoma zvemanyorero pandaitora tarisiro yechimiro chakakwana.Nguva zhinji, ndaingorega shutter kubvarura, sezvo inogona kurova 10 mafuremu pasekondi;Ndinovimba kuti kamera ichachengeta chinyorwa changu chakapinza mukati mekuputika.
Nekunaka kwakaita a7 IV's face/eye-priority AF, ndinokwanisa kutarisa pakuumbwa.Dzimwe nguva autofocus inorasika uye inotarisa pazvinhu zvisina kunaka, asi yakangwara zvekuti inomisa zvakare chiso kana maziso kuti atore zvakare.Kune zvidzidzo zvisina zviso. , iyo a7 IV yakanga ichiri kukwanisa kuwana chidzidzo chakanaka mukati mayo 759 AF points, kunyange pandakanga ndichipfura pa f/2.8.
Kusvika 33 megapixels (24.2 megapixels pa7 III), pane zvimwe zvakawanda zvekushanda nazvo paunenge uchidzvanya mafoto, uye imwe nzira yekuwedzera. Ndakaedza iyo a7 IV neSony's $2,200 FE 24-70mm F2.8 GM lens, kuti ndigone. zoom in kuti ndigadzirise chimiro changu mumamiriro mazhinji.Pamapfuti andaifanira kudzvara, pakanga pachine zvakawanda zveruzivo mukusarudzwa kwakadzvanywa zvakanyanya.
Nea7 IV's 15 yekumira ye dynamic range uye ISO kusvika 204,800, low-light situation is nothing to worry about.Ruzha rwunotanga kuoneka pa ISO 6400 kana 8000, asi kana uchichitsvaga chaizvo. 'hazvingazovi nedambudziko rekuzviputira kusvika kuISO 20000, kunyanya kana uri kungoisa mifananidzo ku Instagram kana mamwe mafomati madiki esocial media. , makore, indoor fluorescent uye basement incandescent chiedza.
Sezvo a7 IV iri hybrid kamera, inogonawo kubata vhidhiyo, kunyange nenyaya shomanana.Iyo sensor inopa yakafanana yakajeka yevhidhiyo yehutano uye inotsigira 10-bit 4: 2: 2 kune ese mafomati ekurekodha, zvichiita kuti vhidhiyo ive nyore kugadzirisa mukati. post.Iyo a7 IV inotsigira S-Cinetone uye S-Log3, saka iwe unowana zvakanyanya kugadzirisa kutonga sezvinobvira nekugadzirisa mavara nekugadzirisa.Kana iwe unogona kushandisa 10 Creative Look presets kuderedza pane chero kugadzirisa uye kuita kuti hupenyu hwako huve nyore.
Iyo a7 IV's five-axis in-body image stabilization inoita kuti pave nemhando yepamusoro yepfuti, asi pane inoshanda mode iyo inodyara zvishoma kuti iwedzere kuderedza kamera kuzununguka.Kunyange pandakafamba uye ndichipfura pasina gimbal uye monopod, iyo handheld footage yakanga yakagadzikana zvakakwana;zvanga zvisingataridzike zvinokanganisa kugadzirisa paunenge uchigadzirisa.
Kune mamwe anocherekedza maziviro pamusoro peiyo a7 IV's vhidhiyo kugona, zvakadaro.Sezvakataurwa nevazhinji, 4K60p footage yakadzvanywa chaizvo.Kana iwe uchida kupfura yakawanda kwazvo yemhando yepamusoro vhidhiyo, iyi inogona kunge iri dhiri.Pane zvakare a inocherekedza rolling shutter nyaya inotakurwa nea7 IV kubva kune yakatangira, asi kunze kwekunge uri nyanzvi yevhidhiyo, zvingangove zvisina basa.
Ndinonzwisisa kuti sei Sony ichidaidza iyo a7 IV se "yekupinda-level" hybrid kamera, asi yayo $2,499 mutengo tag (muviri chete) zvechokwadi inoita mutsauko. inodhura $3,499 (muviri chete) .Kunyange zvakadaro, ndinofunga kuti a7 IV inokosha pamutengo uyu, sezvo inorembera kana iri nyaya yemifananidzo nemavhidhiyo.
Kune mumwe munhu akaita seni anopfura kazhinji akamira asi anoda kumbopota achitamba muvhidhiyo, iyo a7 IV isarudzo yakanaka.Handisi kutsvaga mhando yepamusoro yevhidhiyo, kana kukurumidza kumhanyisa furemu, saka kupfura kusvika ku4K60p kunofanira kukwana. , yakakurumidza uye yakavimbika autofocus inoita kuti a7 IV ive yakanaka yemazuva ese yekupfura.
Pakazere, ndinonzwa senge Sony's hybrid kamera yarova imwe imba yekumhanya. Kana iwe uchitsvaga inokwanisa kamera inogona kubata zvishoma sub-professional stills uye vhidhiyo, iyo a7 IV ikurudziro iri nyore kana mutengo usingakusiye. .