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Friday, July 24, 2015

Sony Proposes 2-layer Stacked PDAF

SonyAlphaRumors quotes Japanese-language Egami blog describing a new Sony patent application - a 2-layer image sensor having RGB pixels on top, and PDAF pixels on the bottom. I guess PDAF layer only gets IR and residuals of red image from the top RGB layer:


Thanks to TG for the link!
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1 comment:

  1. AnonymousJuly 24, 2015 at 3:03 PM

    This would have the added advantage of only being compatible with OEM lenses as you'd have to fine tune this to the specific lens as IR focus can be widely different between two lenses.

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