I don't know either. If I thought that there was really only about 6 MP of
real info in a 35mm frame I might make the switch to digital sooner than I
expect to. But I'm not sure they are not fudging their opinions down so as
to sell large amounts of their higher end digital cameras.
Kent Gittings

-----Original Message-----
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of aimcompute
Sent: Wednesday, December 26, 2001 12:10 PM
To: [EMAIL PROTECTED]
Subject: Re: DPI vs. PPI


That's interesting, but let me ask this.  I'll do it rhethorical fashion.

When I scan a 35mm slide with my 2438ppi scanner, what part of the 20+
megabyte file would I choose as being inconsequential to the image?

And now with the 4000ppi scanners it seems there is even more data to be
found in a 35mm frame.

Tom C.

Kent Kittings wrote:

<snip>

> By the way in the latest
> product news from Fuji they say that generally (without specifying the
film)
> a 35mm snapshot has about 6 MP of info that can be mined out of it with
even
> the best scanners. This is when comparing it to their 6900 digicam that
has
> a 6 MP interpolation mode. I know at some point a higher and higher dpi
film
> scanner will get no more real data out of a negative/slide but just
> interpolation of the areas between the grain. However I was under the
> impression the amount of data on a 35mm frame was higher. So either they
are
> fudging so as to place themselves correctly in the digicam world or they
are
> correct and maybe downplaying the actual data content of their own film to
> move towards a digital world.
> Kent Gittings
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