Archived posting to the Leica Users Group, 2001/04/11
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]on 11/4/01 4:53 pm, brougham3@yahoo.com at brougham3@yahoo.com wrote: > apbbeijing <apbbeijing@yahoo.com> wrote: > >> As I understand it all good digital >> SLR cameras require distance information for accurate real time TTL flash >> exposure which is something Nikon D lenses and Canon EF lenses for example >> provide: no current Leica lenses do. > > What's different between digital and film cameras such that digital cameras > require this? I suspect digital cameras have no film surface for the TTL flash sensor to read off during exposure. The subject distance becomes a lot more crucial and essential. Joseph