If you can source the chemicals, home processing of B&W is quite easy. Dave
On 10/19/06, J and K Messervy <[EMAIL PROTECTED]> wrote: > And if you don't process film yourself? > > I will be taking film to the local pro lab for processing. > ----- Original Message ----- > From: "Shel Belinkoff" <[EMAIL PROTECTED]> > To: "Pentax-Discuss Mail List" <pdml@pdml.net> > Sent: Thursday, October 19, 2006 9:27 PM > Subject: Re: Remedial film photography. :) > > > > And, of course, with B&W film, there's a lot more control on the > > processing > > end, so one can "over expose" the film, or expose for the shadows, and > > develop for the highlights, so that there are no blown highlights. So, > > for > > a Q&D example, you can rate TX @ 200, cut back the standard processing > > time > > by 25% or so, and get a negative that will print quite well. > > > > Shel > > > > > > > >> [Original Message] > >> From: John Francis > > > > > >> Paul Stenquist wrote: > >> > Your example is extreme, but most films seem to be slightly overrated > >> > in regard to ISO. > >> > >> Hardly. The ISO testing procedure is well-defined, and rigorously > >> followed. If a film says ISO 400 on the box, you can be darn sure > >> that it will score 400 on the ISO measurement scale. > >> > >> But that doesn't mean blindly loading a DX-coded cassette into > >> your camera, pointing the camera at a random scene, and letting > >> that determine the exposure will produce the results you want > >> (even assuming the average brightness of your subject is anywhere > >> close to 12% grey). Furthermore, shifting the exposure up the > >> scale (which is what you do if you rate the film at slower than > >> the box speed) will decrease noise in the shadows at the cost of > >> possibly blowing out the highlights, while shifting downwards > >> towards under-exposure will generally increase colour saturation. > >> It's all a matter of choosing what effect you want, and then > >> deciding which film to use, and how to rate it, in order to > >> get close to that result. > > > > > > > > -- > > PDML Pentax-Discuss Mail List > > PDML@pdml.net > > http://pdml.net/mailman/listinfo/pdml_pdml.net > > > > > > > -- > PDML Pentax-Discuss Mail List > PDML@pdml.net > http://pdml.net/mailman/listinfo/pdml_pdml.net > -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net
