Sony A7S kyamara mara madubi ta sanar tare da rikodin bidiyo na 4K

Sony a hukumance ta bayyana sabon kyamarar A7S mara madubi tare da cikakkiyar firikwensin firikwensin, wanda zai iya yin rikodin bidiyo a ƙudurin 4K, yayin NAB Show 2014.

Showungiyar ofungiyar Masu Watsa Labarai ta Kasa Nuna 2014 ta fara a ranar 5 ga Afrilu tare da taron manema labarai daga mahalarta. Sony ya zaɓi ya riƙe taron ƙaddamar da samfuransa a ranar 6 ga Afrilu kuma a ƙarshe kamfanin ya ƙara sabon mai harbi a layin FE-mount.

A sakamakon haka, Sony A7S yanzu yana aiki tare da saiti na ban sha'awa na ƙayyadaddun bayanai da alƙawarin da zai ba Panasonic GH4 gudu don kuɗinsa.

Sony ta sanar da A7S cikakken kyamara mai cikakken hoto tare da cikakken karatun pixel da kuma fadada kewayon ISO

Sony A7S yanzu yana aiki tare azaman 12.2-megapixel cikakken firikwensin firikwensin da matsakaicin ISO na 409,600.

Sony ya bayyana cewa “S” a cikin sunan kyamarar yana nufin “ƙwarewa”. A7S yana dauke da firikwensin hoto na 12.2-megapixel Exmor CMOS mai cikakken firikwensin hoto wanda ke amfani da injin sarrafa hoto na BIONZ X.

A cewar kamfanin, wannan shine farkon kyamarar kamara ta farko a duniya zuwa cikakken pixel karantawa ba tare da bin pixel ba yayin rikodin bidiyo. Wannan yana nufin cewa kyamarar tana amfani da dukkanin faɗin mai auna firikwensin 35mm ba tare da tsallake layi ba don haɓaka ƙimar hoto ta rage kayan tarihi da na moiré.

Bugu da ƙari, kewayon kewayawa na firikwensin yana cikin mafi girma a duniya. Mai harbi zai bayar da tsawan kewayon ƙwarewar ISO na 50-409,600 yayin tsawaita da 200-409,600 yayin ɗaukar fim, bi da bi. Koyaya, fim ɗin zai kasance cikakke kuma ba zai nuna amo da yawa ba, yana ba da bidiyo mai inganci a cikin yanayin ƙananan haske.

Babban ISO yana da amfani a cikin yanayi mai duhu, kamar zaman hoton cikin gida. Tsayar da hankali ba zai haifar da matsala a cikin waɗannan abubuwan ba, kamar yadda A7S ya zo tare da Tsarin AF mai sauri na Intanet wanda ke cikin A7R.

Extendedarfin ƙarancin kyamara an faɗaɗa godiyarsa ga tallafin gamma S-Log2. Wannan tsarin yana rage haskakawa da asarar dalla-dalla a cikin haske da duhu yankunan firam, bi da bi.

Sony A7S kyamarar da ba ta da madubi tana yin rikodin bidiyo na 4K a cikin lambar XAVC-S a 50Mbps

Sony A7S rakoda na waje yana bawa kyamara damar fitar da bidiyo na 4K a cikin lambar XAVC-S ta hanyar HDMI.

Masu ɗaukar hoto za su yi kaunar sabon Sony A7S. Zai iya ɗaukar bidiyon 4K a ƙudurin QFHD 3840 x 2160 da firam 30 a kowane dakika. Koyaya, zai iya yin hakan ne kawai yayin amfani da mai rikodin ɓangare na uku ta hanyar ginannen HDMI fitarwa.

Dangane da saitin kyamara, zai iya ɗaukar cikakken bidiyo na HD aƙalla 60fps. Abu mai kyau shine kyamarar madubi tana tallafawa lambar XAVC-S tare da ƙimar matsakaicin 50Mbps. Wannan shine farkon Sony A-mount ko E-mount kamara don dacewa da lambar XAVC-S.

Idan baku gano shi ba a yanzu, to ya kamata a shawarce ku cewa kuna buƙatar rikodin waje mai dacewa don fitarwa 8-bit 4: 2: 2 4K hoto tare da A7S. Akwai lambar lokaci kuma yana bawa masu amfani damar amfani da metadata na kansu.

Baya ga 4K da cikakken HD, Sony A7S na tallafawa rikodin 1280 x 720 har zuwa 120fps, yana ba masu ba da damar bidiyo damar ƙirƙirar kyawawan fina-finai masu saurin motsi. Hakanan A7S yana goyan bayan kayan aikin MicLhone Adafta na XLR don rikodin sauti na ƙwararru.

Ginannen WiFi da NFC don sarrafa iko da kyamararku da canja wurin fayil mara waya

Sony A7S yana da fasalin allon LCD mai inci 3 inch a baya, tare da ginannen WiFi da NFC.

Lissafin samfurin Sony A7S sun haɗa da hasken haske na AF, 3-inch 1,230K-dot karkatar da allon LCD, mai amfani da lantarki cikin ido tare da ɗaukar hoto 100% da haɓakar 0.71x, tashar USB / makirufo / lasifikan kai, NFC, da WiFi.

Masu amfani za su iya haɗa wayar su ta hannu ko kwamfutar hannu zuwa MILC kuma su mallake ta. Koyaya, ana iya amfani da WiFi da NFC don canja wurin abun ciki wayaba.

Sabuwar kyamarar mai yin PlayStation tana ɗaukar inci 5 x 3.7 x 1.89-inci / 127 x 94 x 48mm kuma nauyinta yakai 17.25 / 489 gram tare da batirin.

Sabuwar kamarar FE-Mount ta Sony ta dace da duk ruwan tabarau na E-Mount don APS-C ko cikakkun na'urori masu auna firikwensin da kuma tare da tabarau na A-mount ta hanyar adaftan.

Babu cikakkun bayanai masu samuwa, duk da haka, banda wanzuwar kit ɗin da ke ɗauke da sabon ruwan tabarau 28-135mm f / 4

Sony A7S bashi da ranar fitarwa, ko farashi, duk da haka. Kyamarar tana zuwa nan ba da jimawa ba tare da sabon ruwan tabarau na 28-135mm f / 4.

Kodayake Panasonic yana shirin sakin kyamararsa ta 4K, da Lumix GH4, zuwa ƙarshen Afrilu don ƙasa da $ 1,700, Sony bai sanar da ranar fitarwa da farashin A7S ba.

Abin da muka sani shi ne cewa idan kyamarar ta faɗi kasuwa, za a sake ta tare da sabon bidiyo mai tsaka-tsakin bidiyo 28-135mm f / 4.