Archived posting to the Leica Users Group, 1999/05/11
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Mark- the bleach and fix of any color process removes all silver, leaving only a dye image. - -----Original Message----- From: Mark Rabiner <mrabiner@concentric.net> To: leica-users@mejac.palo-alto.ca.us <leica-users@mejac.palo-alto.ca.us> Date: Monday, May 10, 1999 8:00 PM Subject: Re: [Leica] RE: Kodachrome Valley >Jim Brick wrote: >> >> If my feeble 5th sense serves me correctly... >> >> The last time I checked, Kodachrome was still a B&W film, with real silver >> grain, and the color added in the processing. The result is a film with >> "real" silver grain. >> >> Provia is an E6 film, where the color is within the film emulsion. >> Processing completely strips away all silver, it having been replaced with >> color globules. >> >> So in reality, Kodachrome will have grain and Provia will have globs. I'm >> not sure that they can be scientifically compared. >> >> Jim GO5 Brick >> >Is the silver still in the film after processing or would that make a difference? >Mark Rabiner