Sony unveils world’s first 48-megapixel smartphone sensor

Putting 48 megapixels on a chip that size yields a 0.8 micron pixel pitch, which would normally give you high resolution but poor nighttime shooting capability. However, Sony’s “Quad Bayer” color filter array can also merge four pixels into one. That yields an effective pixel pitch of 1.6 micrometers, significantly better than Google’s Pixel 2 …

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