Archived posting to the Leica Users Group, 2010/08/02
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]In the early 80's I and my photogrpaher friends would buy a brick of Kodachrome from citizens camera in Portland Oregon. If it was red or green we'd bring it back. And go for another brick. If it was red then meant it was a little young and we could wait. Maybe visa versa. This was before Fujichrome hit big. -- Mark William Rabiner mark at rabinergroup.com > From: John Collier <jbcollier at shaw.ca> > Reply-To: Leica Users Group <lug at leica-users.org> > Date: Mon, 2 Aug 2010 08:43:22 -0600 > To: Leica Users Group <lug at leica-users.org> > Subject: Re: [Leica] Rating Kodachrome K64 at what ISO? > > What we did in the day: > > Buy at least 100 rolls of the same emulsion batch. Run several test rolls > shooting and viewing in the intended conditions. Examine the results > carefully > and expose and filter the rest of the rolls to suit. > > Any change in either shooting or viewing conditions, or, a different > emulsion > batch requires retesting. > > As films age, their colour rendition and speed changes, you can either > expose/filter to suit the film's current specs or wait until it shifts to a > more favourable colour rendition. Freeze Kodachrome to slow the aging > process. > > John > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information