Archived posting to the Leica Users Group, 2001/02/07
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]> > I disagree. If you take the same lense, and use it on ANY size > film, at the same distance, you will get the same DOF. >Optics > doesn't know what the film size is, and adjust it self accordingly. > 3' IS 3', no matter what the film size is. > > That is like saying that a 24mm lens @f8 on 35mm has the same depth of > field as a 500mm lens @f8 on 35mm if you enlarge the 24mm image > sufficiently. No it is not what I said. I said, quite clearly, that the same 50mm lense at 3' gives the same DOF on both 35mm and 4x5 film.