The sensor density on the current Canon 7D, which has excellent noise characteristics BTW, would give 46 megapixels on 24x36 format. Think about that for a few seconds!
What do you suppose will happen to the medium format market when the highest resolutions in 35mm format exceed that of medium format? It *will* happen, and my guess is that it will happen at ~ 100 megapixels within ~3 years.
Would a 100 megapixel 35mm camera need great lenses? Hell yes, but lenses for the 35mm format *have* been getting pretty great of late!
Excellent compared to what? Other dSLRs?
I'm just so confused by this post. You honestly expect that Canon or Nikon will produce a system which will have higher resolution than the digital backs available at that time?
If anything, in recent years the gap in resolution has increased not decreased. It's a bit sticky to compare, since Canon/Phase rarely release new cameras the same exact year. But I think these are reasonable comparisons:
P65+ vs 1Ds III
P25/45 vs 1Ds II
H20/H25 vs 1Ds I
Right now the gap (60.5 megapixels to 22 megapixels) is the largest it's been in a while. Digital backs have the huge advantage of expanding both by decreasing pixel pitch and increasing sensor size. Nothing says that digital backs have to stick with the full-frame 645 format; but there is very good reason to think Canon/Nikon will not produce anything larger than 24x36.
I'll be
very surprised if Canon elects for a 40+ megapixel sensor in their next body, much much more likely a 30 megapixel range, still with an Anti Aliasing filter, a small viewfinder, still with very few lenses which will really be able to handle that resolution, and generally speaking a greater emphasis on features than on absolute IQ.
If Canon or Nikon ever produce a camera with higher resolution than can be found from medium format I owe you a beer.
Doug Peterson
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