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Digital BW, The Print

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Re: Resolution requirements for _BIG_ prints

2004-08-11 by William John Smith

I just had two prints 22" x 32" printed out on a 7600 from  35 mm b&w 
negatives
at 360 dpi.   From a normal viewing distance they look as good as a 8.5 
x 11.
The file size was 87 meg.  Scanned at 4000 dpi.
A 36" image at 360 dpi would be around 110 meg.  I don't see a problem 
with
going that big if you are careful and using the right equipment, Leica 
glass in my case.

cheers,
William


On Aug 10, 2004, at 6:22 PM, 
DigitalBlackandWhiteThePrint@yahoogroups.com wrote:

> Date: Tue, 10 Aug 2004 16:37:07 -0700
>    From: Allan Chen <kaiyen@...>
> Subject: Re: Resolution requirements for _BIG_ prints
>
> Good point.  I should've been clearer.  Since this is a service we'll 
> be
> offering in our general technology/media library, rather than as part 
> of,
> say, the art school, we are trying to be realistic about the range of 
> input
> files we'll be seeing.  Yes, I'm sure we'll see at least some students
> bringing in scans of 4x5 negatives that will be more than enough 
> resolution
> for the printer.  But we'll also probably see some starting with medium
> format negatives and maybe even 35mm ones.
>
> Obviously the 35mm ones aren't going to get out to 36" at 360dpi, but 
> could
> almost get there at 180dpi (assuming 400dpi input files...which is 
> actually
> bigger than the ones we can get now with our current scanner).  The 
> medium
> format negative could get at least within shooting range.
>
> Our situation is such that, while it is not unreasonable to expect 
> most of
> our students to understand the need for resolution, the bottom line is 
> that
> we're not going to see a lot of LF negatives.
>
> anyway.  I'll do some testing with both my 35mm and MF scans.  Will see
> what happens...
> allan


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