Archived posting to the Leica Users Group, 2002/07/09
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Pablo, thank you very much for the formula. I look into "negatives" book of ansel adam and did not see these formulas. only see he talk about zone expansion thank you again Olivier - ----- Original Message ----- From: "Pablo Kolodny" <pablokolodny@mac.com> To: <leica-users@mejac.palo-alto.ca.us> Sent: Tuesday, July 09, 2002 9:36 PM Subject: Re: [Leica] need help on developing delta 100 > Olivier T. Nguyen wrote: > > > hi everyone, > > i have delta 100 film but i accidently set at 400. is there anyway that I > > can develop this film? > > this is 3 stops over under. > > thank you in advance > > Olivier > > Olivier, > > I think you have to push only 2 steps, not 3. Then, extend your usual dev. > time if using a regular developer as the following simple formula says: > > 2 stop push = (x2.25) > > and if using compensating dev. like Tmax or Microphen us this > > 2 stop push = (x1.85) > > hope everything works fine. > > Pablo > > -- > To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html - -- To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html