Archived posting to the Leica Users Group, 2014/04/13
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Did 2005 call and want its "film vs. digital" debate back? :-) On Sun, Apr 13, 2014 at 1:46 AM, FRANK DERNIE <frank.dernie at btinternet.com>wrote: > By what mechanism could a single film grain be partially exposed? > In an area of film the different grey levels come from some grains having > changed and some not.. In a brightly lit scene most grains will have > turned, in a partially lit area just some. Quite a large number of grains > (thousands probably) are needed to show an area of grey. > A single pixel can show a large range of greys on its own. > > Perhaps retirement leaves not enough to do. Maybe technical issues are not > of interest to (or understood by) many, but if they were of no interest to > anybody nobody would have ever discovered any of the processes involved to > make photographs, either chemical or digital. So there would be no cameras > and no means by which photographs could be taken, good or bad. > > I like looking at and taking pictures, but personally I am about 1000x > more interested by the technology :-) > > FD > > > > >________________________________ > > From: Frank Filippone <red735i at verizon.net> > >To: 'Leica Users Group' <lug at leica-users.org> > >Sent: Sunday, 13 April 2014, 5:21 > >Subject: Re: [Leica] Comparing film and digital resolution > > > > > >Is this really correct? A grain of film is a digital ( exposed or not > >exposed)? How would you then get differing grey levels in the same small > >area? All the grains in that area would all be exposed or not exposed.... > >Closer to the concept of printing..... > > > > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information > -- // richard <http://www.richardmanphoto.com> // http://facebook.com/richardmanphoto