I'm probably splitting hairs Adam. :-) Actually I've considered dead-on focus to be important in every shot. That's what I shoot for, dead-on focus at the crtical spot, with understanding of DOF.
Tom C. >From: Adam Maas <[EMAIL PROTECTED]> >Reply-To: Pentax-Discuss Mail List <pdml@pdml.net> >To: Pentax-Discuss Mail List <pdml@pdml.net> >Subject: Re: Katz Eye Split prism screen >Date: Wed, 24 Oct 2007 14:32:15 -0400 > >Tom, > >Note I never said that you can't take in focus images with a split image >screen. You are responding to something I didn't say. > >I said they're less accurate for wide lenses, and dead-on focus merits a >matte screen and a magnifier (LF technique in other words). Of course, with >35mm, dead-on focus is only really an issue for macro work, which often >involves... magnifiers to determine critical focus. > >-Adam > >Tom C wrote: > > Shoot, I guess I'll have to tell that to all my in focus photos I took >from > > 1990 to 1997. :-) > > > > If there's one thing this list seems to have the propensity for, it's > > arguing about the right way to do something when there is more than one > > right way. > > > > What does anyone care if I like split prism screens for focusing? And >what > > do I care if you don't? :-) > > > > Tom C. > > > >> From: Adam Maas <[EMAIL PROTECTED]> > >> Reply-To: Pentax-Discuss Mail List <pdml@pdml.net> > >> To: Pentax-Discuss Mail List <pdml@pdml.net> > >> Subject: Re: Katz Eye Split prism screen > >> Date: Wed, 24 Oct 2007 13:49:36 -0400 > >> > >> Split images are less accurate with wider lenses, the shift is smaller >and > >> aligning less precise. No split image is dead-on accurate and if that's >a > >> requirement, a matte screen and a magnifier are the way to go. > >> > >> -Adam > >> > >> > >> Bob Blakely wrote: > >>> If you have a split image scree that is not dead on accurate, you have > >> an > >>> improperly designed and/or manufactured screen. It would mean that the > >>> center line where the prisms cross is not in the same plane as the > >> ground > >>> glass's frost. FYI, I believe they are "optical" plastic now. > >>> > >>> Regards, > >>> Bob... > >>> -------------------------------------------------------- > >>> "Art is not a reflection of reality. it is the reality of a >reflection." > >>> -Jean Luc Godard > >>> > >>> ----- Original Message ----- > >>> From: "graywolf" <[EMAIL PROTECTED]> > >>> > >>> > >>>> Just to give the other point of view, I hate split image focusing > >> devices. > >>>> To me > >>>> they are annoying, right in the middle of the picture where I want to > >> see > >>>> what I > >>>> am looking at, and they are not as accurate as you guys seem to think > >> they > >>>> are. > >>>> Plain ground glass with grid is my choice. It is interesting how many > >>>> folks do > >>>> not trust their eye. > >>> > >> > >> > >> -- > >> PDML Pentax-Discuss Mail List > >> PDML@pdml.net > >> http://pdml.net/mailman/listinfo/pdml_pdml.net > >> to UNSUBSCRIBE from the PDML, please visit the link directly above and > >> follow the directions. > > > > > > > > > >-- >PDML Pentax-Discuss Mail List >PDML@pdml.net >http://pdml.net/mailman/listinfo/pdml_pdml.net >to UNSUBSCRIBE from the PDML, please visit the link directly above and >follow the directions. -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
