A new Sony 3-layer sensor patent revealed, the noose around Foveon's neck slowly tightens a bit more.

As a reminder, we'll repeat that both Canon, Panasonic and Fujifilm have applied for several similar patents each., and as usual, where there's smoke, there's fire. There are two major problems with the current, Foveon implementation of such a sensor. First, the high iso noise is atrocious comparable to that of CMOS sensors almost a decade old, and second, the readout speed is not high enough to obtain HD video at a satisfactory bitrate. For all you techies, here is the pdf documents of Sony's latest 3 layer sensor patent application.  . . . read more

Sigma SD1 Merrill Foveon X3 Sensor DSLR review at Ephotozine

So, is the SD1 Merrill any better than the plain old SD1? Kidding aside, with a recently slashed price by almost two thirds, it is a viable solution for photographers looking for the 'special foveon sharpness'.

 

"The Sigma SD1 is capable of taking some gorgeous photos with excellent detail at the pixel level, however to get the best from the . . . read more

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