Digital BW, The Print

--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Greg" 
<dfaprinting@y...> wrote:
>
> --- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Steven 
> Karafyllakis" <steve@s...> wrote:
> > 
> > Pixel dimensions on my Canon 5D (12.8MP about 42MB RGB) are: 
4368 x 
> > 2912. You need to feed an Epson a minimum of 200ppi to get good 
> > image quality, that divides out to an image size of 21.85 x 
14.56 
> > inches. Un-interpolated, with no noise or "grain" up to ISO 400, 
>

 
> I bet if the image is nice and sharp, and low in noise I can get 
those 
> images up to 44x30 (interpolated of course) without a problem 
(little 
> to no loss of detail). Focus is critical, and so is low noise. 
Jpeg 
> artifacts will scream at you when you increase like that, so will 
noise 
> blocks.
>

Yep, I'll bet you can. As for jpeg, I'm in the 'Raw is King' camp. 
It makes for a good filter: if I don't like the image well enough to 
give it the processing time and effort, then it doesn't deserve to 
live anyway!

Steve Karafyllakis