----- Message d'origine ----- De: Peter De Smidt <pdesmidt@xxxxxxx> Date: Thu, 08 Nov 2007 20:00:28 -0600 Sujet: [pure-silver] Re: multigrade paper is amazing À: pure-silver@xxxxxxxxxxxxx >Using manufacturer's suggested contrast settings on a color enlarger to >get specific a specific log exposure range is much like using suggested >developing times: they give a rough estimation that can be improved >significantly by personal testing. The best thing I ever did with >regards to bw printing was to calibrate my system such that I could >change contrast in predictable ways without changing exposure. Thus, I >could exposure for the light print values and filter for the darker >ones. Paul Butzi outlines a way to do this at: >http://www.butzi.net/articles/vcce.htm . This list's own Ralph Lambrecht >(along with Chris Woodhouse), do an excellent job of explaining LERs and >similar things in their book /Way Beyond Monochrome/. >============================================================================================================= >To unsubscribe from this list, go to www.freelists.org and logon to your >account (the same e-mail address and password you set-up when you subscribed,) >and unsubscribe from there. > Ralph made some articles of his book available online, among these one about using color heads with multigrade: http://www.darkroomagic.com/Publications/WBM/wbm.htm But that book should be owned by every darkroom enthusiast ... Claudio Bonavolta http://www.bonavolta.ch ============================================================================================================To unsubscribe from this list, go to www.freelists.org and logon to your account (the same e-mail address and password you set-up when you subscribed,) and unsubscribe from there.