Well, I can attest to the fact the is is 18 megapixels or more, as that is
how much I get out of my 4000dpi film scanner. There is visible difference
between a 2700dpi filmscanner and the 4000dpi, so there is still room left.
Tom
> Unfortunately there's a limit to how many MPix you *need* to put in a
given
> area, as visible light can only carry so much information per area, even
> with perfect lenses. Allowing for non-perfect lenses, I'd say we're
already
> close to this limit (N***n D1X with 5,5M rectangular pixels, or 10M
> interpolated square pixels.). I wouldn't hope for much more than 20MPix
> from a digital camera, unless sensor area is increased beyond 24x36mm
> ("digital medium format"). I seriously doubt this would catch on amongst
> consumers who now fall in love with smaller and smaller cameras, and never
> print larger than 20x30cm anyway.
>
> Regards,
> Thomas Bryhn
>
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