Archived posting to the Leica Users Group, 2002/01/07
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]I was always looking for consistency and distilled water removed the inconsistent city tap water factor from the mix. I noticed little things would often add up to a considerable difference in the end results. Don R. On Mon, 7 Jan 2002 22:51:26 -0500, you wrote: >So many developers, so little time! Seriously though I have a couple that >work well but need less time than the instruction sheets recommend. The >distilled water may be good to try but my guess, based on my results with >other films, is that it won't make a huge difference. > >Mike D > >----- Original Message ----- >From: "DJR" <don.ro@verizon.net> >To: <leica-users@mejac.palo-alto.ca.us> >Sent: Monday, January 07, 2002 12:03 AM >Subject: Re: [Leica] More Efke KB 25 in D23 > > >> Why not try T.E.C. and use distilled water at least for the developer? >> On Sun, 6 Jan 2002 22:59:02 -0500, you wrote: >> >> >Bob, >> > >> >I am at a bit of a loss too. Water is one possible explanation since >ours >> >is pretty hard. We are on a private well so its straight out of the >ground. >> >For most films the development times work out to be about 10% less than >> >recommended. The Efke for some reason gets very contrasty and needs >30-50% >> >less with a couple of developers. I just tried some Beutler 105 and used >> >the time for Neofin Blue. Same result, unprintable on #1. Fortunately >> >those were just tests. That developer should work with shorter times. >> > >> >With the D-23 1:1 for 4 min with a 3 min. borax post-bath I'm getting >about >> >an EI of 16. The tones are very nice. Sharpness may be suffering as >Mark >> >said but its hard to tell with a Summitar hand-held. Perversely I use my >> >better glass for high-speed film. >> > >> >Shorter exposures are an option but I hate to lose the shadow detail or >have >> >the highlights block up if I overexpose. >> > >> >I'm wondering if there is some difference between the old and new >batches. >> > >> >Mike D >> > >> >----- Original Message ----- >> >From: "Robert Marvin" <marvbej@earthlink.net> >> >To: <leica-users@mejac.palo-alto.ca.us> >> >Sent: Sunday, January 06, 2002 4:58 PM >> >Subject: [Leica] More Efke KB 25 in D23 >> > >> > >> > >> >-- >> >Mike-- >> > >> >Odd that your results were so different from mine--what e.i. were you >> >using? I'm sure you're right that it could be some difference in >> >technique--perhaps we meter very differently. OTOH, could it be the >> >water? I live in Brooklyn--N.Y.C. water is very soft--low mineral >> >content. I know I SHOULD use distilled water, but I'm lazy and AFAIK >> >have managed to avoid major problems with tap water. Hard tap water >> >may give very different results. >> > >> >Bob Marvin >> >____________________________________________________________________ >> >From: "Mike Durling" <durling@widomaker.com> >> >Subject: Re: [Leica] Re: Efke KB 25 in D23 >> >Message-ID: <015201c1965d$cf327540$a8f9f6ce@alice> >> >References: <200201050623.WAA16833@mejac.palo-alto.ca.us> >> ><a05100301b85ceee21b56@[165.247.58.125]> >> > >> >I got too much contrast with D23 at 1:1 for 7 minutes. I was printing on >a >> >1 1/2 filter. 9 minutes was off the chart. I'm currently using the 1:1 >for >> >4 minutes followed by a 3 min borax bath. The tones are very nice but >I'm >> >running at EI 16. Other films in this same soup seem to need a lot more >> >time. >> > >> >I suspect our differences could be due to technique. Some like Tri-X at >> >800. That works but you have to be careful not to overexpose! >> > >> >Mike D >> > >> >- ----- Original Message ----- >> >From: "Robert Marvin" <marvbej@earthlink.net> >> >To: <leica-users@mejac.palo-alto.ca.us> >> >Sent: Saturday, January 05, 2002 1:17 PM >> >Subject: [Leica] Re: Efke KB 25 in D23 >> > >> > >> > >> >- -- >> >I develop KB 25 for 7 1/4 min. in straight D23 (@ 68?F,agitating for >> >10 sec./min.in a ss tank). This is aprox. 20% more than the time >> >recommended in the Massive Dev Chart for D76 and the Efke data sheet >> >(packed with 100' bulk rolls) for ID11. Both sources recommend e.i. >> >50--1/3rd stop faster works better for me. I don't find it contrasty >> >at all. FWIW, I usually use anywhere from a 2 1/2 to a 3 1/2 Ilford >> >filter with Arista Premium RC/VC (aka Ilford Multigrade IV) >> >in a Valloy II . >> > >> >As to sources, I have a few 100' rolls in my freezer, purchased from >> >Freestyle >> >right after I learned they had dropped it from their catalogue ( It's >> >worth phoning--they might still have some left). When my stash runs >> >out, I guess I'll try Photoimpex. >> > >> >Bob Marvin >> > >> >From: "Mike Durling" <durling@widomaker.com> >> >Subject: Re: [Leica] If you had only one B&W film/developer combo, >> >which would it be? >> >Message-ID: <007301c19597$07d849a0$69f9f6ce@alice> >> >References: <200201041526.HAA27179@mejac.palo-alto.ca.us> >> ><a05100300b85bd0818307@[165.247.38.122]> >> > >> >I agree with the film/developer combo but I find it way too contrasty >when >> >pushed that fast. How long do you develop in D-23 and do you use it >> >undiluted? >> >-- >> >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 >> - -- To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html