Thank you, Chris.
Your data is useful. Let me try :p
Cheers,
Michael
On Friday, 10 April 2015, Chris Crawford <chris@xxxxxxxxxxxxxxxxxxxxxx>
wrote:
> Michael, most films and developers give N-1 by reducing the normal
> developing time by 20-30%. Most modern films do not do well with N-2
> developing, the mid tones tend to get muddy. I have Normal and N-1 times
> listed for many films in Rodinal, D-76, Tmax Developer and PMK on my
> tutorial website:
>
> http://crawfordphotoschool.com/film/developing.php
>
> --
> Chris Crawford
> Fine Art Photography
> Fort Wayne, Indiana
> 260-437-8990
>
> http://www.chriscrawfordphoto.com My portfolio
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>
>
> On 4/9/15, 7:42 PM, "Michael Wong" <mialop.wong@xxxxxxxxx <javascript:;>>
> wrote:
>
> >I aslo take the digitaltruth as reference. However, it shown the data for
> >pushing with factor close to 1.4X. I'm not sure it's appropriate for N-1,
> >N-2 develpment.
> >
> >Cheers,
> >Michael
> >
> >On Friday, 10 April 2015, Ken Norton <ken@xxxxxxxxxxx <javascript:;>>
> wrote:
> >
> >> > I understood the rule of Expose For the Shadows, Develop for the
> >> > Highlights. As my knowledge, I determine the area of zone 3 and meter
> >>the
> >> > highlight area is zone 8. Then I have to develop the film with N-1 to
> >> > reduce highlights to zone 7. Am I correct?
> >>
> >> You are correct. N-1 does move Zone 8 down to Zone 7. Usually. What
> >> N-1 does is move Zone 9 down to 8. All the rest compress downward
> >> some, but not as much. 8 will almost reach 7, 7 is almost 6 and 6 is
> >> about 5.5. From there on down, you don't see much change at all.
> >>
> >>
> >> > I'm confusing that how many reducing time is correct. I use Kodak
> >>HC110
> >> > developer and make different dilution for different contrast of film.
> >>I'd
> >> > control the water temperature in 20ºC & 7 mins developing time.
> >>Normally
> >> > I'll develop film a bit thick (over) for easier printing in darkroom.
> >>
> >> I use the tables at digitaltruth.
> >>
> >> http://www.digitaltruth.com/devchart.php
> >>
> >> --
> >> Ken Norton
> >> ken@xxxxxxxxxxx <javascript:;> <javascript:;>
> >> http://www.zone-10.com
> >> --
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> >>
> >
> >--
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Cheers,
Michael
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