[pure-silver] Re: Split Grade Printing Application Note
- From: titrisol <titrisol@xxxxxxxxx>
- To: pure-silver@xxxxxxxxxxxxx
- Date: Mon, 5 Jan 2009 08:17:41 -0800 (PST)
Nicholas, as I said in APUG i have no 00 filter, would a green one do?
that one blocks magenta completely... times become very long though
--- On Sun, 1/4/09, Nicholas O. Lindan <nolindan@xxxxxxxxxxxxx> wrote:
> From: Nicholas O. Lindan <nolindan@xxxxxxxxxxxxx>
> Subject: [pure-silver] Re: Split Grade Printing Application Note
> To: pure-silver@xxxxxxxxxxxxx
> Date: Sunday, January 4, 2009, 11:14 PM
> "Elias Roustom" <elroustom@xxxxxxxxx> wrote:
>
> > I have a question: Why 5 and 00 filters, what about
> 3.5 and 1 (for example)?
>
> The premise of split grade is that you can control the
> two emulsions separately. Well, you can't really, but
> the effects of the #00 and #5 filter are far enough apart
> that by using the dominant filter one can find and
> control either the white or black point independently and
> then go back and find the exposure for the minor filter.
>
> The #1 and #3.5 filters have a hefty effect on both
> emulsions, and so divide an conquer at the black and white
> points won't work.
>
> Of course, by varying the ratio between a #1 and #3.5 you
> can get the range of intermediate contrasts. However,
> finding
> the right ratio for the print is not as straight forward.
>
> Though I have no doubt there is someone uses #1's 1 and
> #3.5
> and is adamant that it is the one true way.
>
> ==
> Nicholas O. Lindan
> Cleveland Engineering Design, LLC
> Cleveland, Ohio 44121
>
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