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Digital BW, The Print

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[Digital BW] Re: OT: The Foveon talk I mentioned at the San Fran. get tog...

2002-10-10 by Claude

> response", that's another one of those things like "sharpness".  A 
two pixel
> cameras is sharper than any photograph you can get!  But, that's
> meaningless.

The new X3 chip has 3 color layers just like film does. The rest have 
holes in the data. I can't make it any clearer than this. I have been 
shooting full color capture and selling prints that look 
indistinguishable from film. I sold my Hasselblads when I got the 
Foveon because the results were just as good in my market. Now it's 
available for a song.

No one would buy a 2 pixel camera. As far as sharpness for the 
others, if the MTF of the lens matches the well site pitch of the 
chip at the critical aperture, you have a greater potential moire 
condition, at some sympathetic frequency in the subject since the 
blue and red color "grids" are 1/4 of the total well sites. 3/4 of 
the data is simply not there. That's why monochip cameras have to 
pixel smear with AA filters or demoirize the file after the fact. I 
could never get the Foveon to moire exept under extreme conditions. 
It simply made the most "filmlike" color image I ever had. None of 
the other cameras could match it. Try a Sigma when it comes out. It 
will tell you more than I ever could.

Claude

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