Re: [閒聊] A7rII RX10m2 RX100m4好像出了?!
※ 引述《sodina (開心就好)》之銘言:
: http://0rz.tw/bKe60
: 這樣是發表了嗎?
: 有人知道a7rii這片新sensor是什麼嗎?
: 42MP Full-Frame Exmor R BSI CMOS Sensor
: 還有五軸
B&H上架了Sony的三款相機,SAR同時從Sony東京總部確認其情報。
(一)A7RII;單機身美金3198元
- 4200萬 EXMOR R 背照式感光元件
- 五軸防震
- 放大率高達0.78倍的EVF
- 399相位對焦點,涵蓋45%畫面
- 連拍5FPS
- 透過無自動對焦模組的LA-EA1、LA-EA3轉接具SSM或SAM的A鏡時,也能使用機身的相位
對焦
- 大幅提升轉接它廠鏡頭的對焦速度
- 4K XAVC S + SLog2
- ISO最高=102400
- 靜音模式
- 快門減震設計
- 對焦速度比A7R快40%
- 重量625g(含電池)
- 預計8月出貨
(二)RX10m2:美金1298元
- 2120萬 EXMOR RS 1吋堆疊式感光元件
- 等效 24-200mm f/2.8,SSM
- 3吋122.8萬像素翻轉螢幕
- XGA OLED EVF
- 4K@30p/24p (最長29分鐘)
- 960fps 超慢動作錄影
- 14fps 高速連拍
(三)RX100m4:美金948元
- 2010萬 EXMOR RS 1吋堆疊式感光元件
- 等效 24-70mm f/1.8-2.8
- 240/480/960fps 超慢動作錄影
- 4K錄影 (最長5分鐘)
- 1/32000s 超高速快門
- 16fps 高速連拍
- 新的高速智能AF,0.09秒內捕捉移動物體
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不是喔。Sony早在2013年即已量產堆疊式感光元件,也就是當時被絕大部分手機採用的IM
X135。
堆疊式是以背照式為基礎,再把受光面移到電路上方,使感光能力更強。堆疊式感光元件
原本僅用於手機上,這次是Sony首次將堆疊式感光元件提升到1吋的大小。
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去年大家還震驚於Samsung將背照式技術提升到APS-C,現在Sony竟直接拉上全幅!實在期
待A7RII的感光能力。
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確實有此可能。A7R一代的Quantum Efficiency是50%、A7S是65%,很期待採用背照式的A
7RII會達到何種程度。
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之前有傳言提到Sony會改進RAW演算法,不知道是否會加入A7RII。
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Sony在三年前的訪談有提到,BSI之所以僅限1吋以下的大小,是因為感光元件越大,支撐
面設計的難度及工藝門檻極高,且成本會大幅提升,因此短期內不會有1吋以上的BSI面世
。故去年Samsung量產APS-C的BSI CMOS時,輿論咸認Sony的技術已落後Samsung,沒想到
現在……
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您說到重點了。小弟也正在查詢相關資料,想知道Sony用何種方法解決4K散熱問題。
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感謝,已修正。若SAR有再更新資料,或內文與現有資料不符,請指正小弟,我會立刻修
正。
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