Archived posting to the Leica Users Group, 1997/11/30
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Bill Franson wrote: > > My suggestions on your thread: > The Negative is a great book to understand the effects of exposure and > development variations. It's difficult to apply when you string 36 exposures > under varying light conditions on one roll. Easier if you shoot medium > format and have several film backs. > > Years ago I used to shoot Tri-x at 200 and underdevelop. This worked well at > the time but now I need all the film speed I can get. I have switched to > TMax 400 rated at 400, process in HC110 1:7 at 70 degrees and shave 30 sec > off the recommended time. I print on variable contrast paper with a cold > light head. I'm very pleased with the results. I would suggest a head to > head comparision of Tri-x and TMax. I've tried Xtol developer but don't like > the results. > > One caution. Short development times can sometimes introduce uneven > development. 5 min is the shortest I will go. > > Bill > > At 01:57 AM 11/29/97 -0500, you wrote: > >I've been reading the Negative by Ansel Adams. After doing a loose EI test I > >shoot Tri-X @ 200 using N-1 developement (Ansel recommends for 35mm roll > >film Tri-X) . Using the film chart in Appendix 2 developemnt for N-1 is at > >4.2 mins in a 1:7 delution of HC-110 (minus 20% from the recommended 5.25min > >of developement because I use a condenser enlarger). I'm new to this and I > >plan to experiment with this using different devlopers and maybe film. Has > >anyone tried this and does anyone have any suggetstions of film/developer > >combinations for B&W. > >Have you tried pyro developer. The results are truly amazing. It's a staining developer and although the appearance of the negatives are weak, they print up like a dream with great highlight to shadow definition. The only problem with it is that there is a warning not to use it if you take blood pressure medication. Descression being the better part of valor, I dumped mine and went back to FG7.