Archived posting to the Leica Users Group, 1999/07/10
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Christer (and others), Has anyone tried processing TP in a Jobo processor? Just wondering how it would respond to continuous agitation. Nathan Christer Almqvist wrote: > I have also tried Xtol 1+1 and 1+3 with Tech Pan. The result is grainless > negatives that prove the point that "no grain does not necessarily mean > sharp images". The negatives are quite hard, but not more than they can be > handled with a grade 0 filter. Perhaps you should avoid taking close up > portraits of women if you use TP though. I do not use TP because the > disadvantge of slow speed, less sharpness and higher cost are greater to me > than the somewhat coarser grain you get with Delta 100. > > Here are some TP/Xtol times and temps if you want a starting point, but > your mileage will vary. I agitate 10 sec at the beginning and then 10 secs > every minute and the temperature is always 68°F/20°C. I used 125 ml stock > solution per film to make up the diluted developer > > --- for 1+3 use an e.i. of 25 and develop for 12 minutes. (The negatives > will have those very faint frame numbers which set off this whole trail!) > Skin tones are OK using grade 1 or 0 filter. > > --- for 1+1 use an e.i. of 75 and develop for 12 minutes (no typo, time is > unchanged). Skin tones are such that your wife will kill you, but the > tonal range is fantastic if you want to take photos of backlit ice cubes on > a black dish. Sharpness is not as good as with Neofin Doku. > > -- > christer almqvist > eichenstrasse 57, d-20255 hamburg, fon +49-40-407111 fax +49-40-4908440 > 14 rue de la hauteur, f-50590 regnéville-sur-mer, fon+fax +33-233 45 35 58 - -- Nathan Wajsman Overijse, Belgium General photo site: http://members.tripod.com/belgiangator/ Belgium photo site: http://members.xoom.com/wajsman/ Motorcycle site: http://www.geocities.com/MotorCity/Downs/1704/