[情報] 曲面感光元件的Sony RX2現身?
在3月19日出版的美國專利報告中,載明了Sony所註冊的曲面感光元件技術,以及採用此
技術的全幅機和35mm鏡頭,被推測可能是RX2。文章中提到:曲面感光元件的鏡頭,將可
比現行平面感光元件的鏡頭做得更輕巧。同時它還提到了一些鏡頭的相關規格:
- 29.96mm f/2.06(近似30mm f/2.0)
- 36mm f/1.85 (近似35mm f/1.8)
- 36mm f/2.85 (近似35mm f/2.8)
- 36mm f/2.26 (近似35mm f/2.0)
以上都被推測可能是RX2的鏡頭規格。
另外10.79mm-25mm f/2.8-5.4,則可能是採用曲面感光元件的RX100m4規格。
補充:
Sony工程師Kazuichiro Itonaga表示,曲面設計能使感光元件中間的感光性提升1.4倍、
周邊的感光性提升2倍,光線能直接打在感光元件上的每個畫素上,而不像以往平面那樣
周邊只能接收到斜射的光線,因而加強感光度,克服周邊失光或像差的問題。因而可以搭
配結構簡單、光圈更大的鏡頭,以增加進光亮來對應一些光線環境較差的拍攝狀況,而不
用以提高ISO值的方式,獲得更純淨的影像。更重要的是,改為曲面設計的感光元件,改
變CMOS中電流流通通路,降低感光元件噪點產生的可能。
專利報告下載: http://www.freepatentsonline.com/20150077619.pdf
原文網址: http://www.sonyalpharumors.com/brand-new-sony-patent-shows-cuved-se
nsor-ff-camera-with-35mm-lens-and-some-variations/
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