Archived posting to the Leica Users Group, 2001/02/10
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]austin@darkroom.com jotted down the following: > DOF is a characterization of any optical system. Photography has adopted its > own definition of it to mean what it wants it to mean, but outside of > photography, it is characterized differently. I have designed quite a number > of digital imaging systems, that have nothing to do with humans viewing prints > at a particular distance. And, of course, these systems have DOF, and they > are not subject to viewing a print at 1.5x the longest side of the print. > > I understand 'pohotographic' DOF as you are refering to it, but as I just > said, there are MANY other DOFs. I believe that may be one of the reasons you > are having trouble understanding my points. Ah! Now we're getting somewhere. Please post references to some of these other definitions of DOF (whether on the web or not) where I can learn about DOF outside of photography and figure out how it relates to photography. M. - -- Martin Howard | There's a culture here which dictates that Visiting Scholar, CSEL, OSU| anyone who walks more than a few paces must email: howard.390@osu.edu | either be too poor to own [a car], clinically www: http://mvhoward.i.am/ | insane, or British. -- David Willis, BBCWS +----------------------------------------------