Nope, I believe Adam was describing using M42 glass on his D-series cameras.
The newer cameras have both brighter and more contrasty viewfinders. Shel > [Original Message] > From: J. C. O'Connell <[EMAIL PROTECTED]> > To: Pentax-Discuss Mail List <[email protected]> > Date: 10/15/2006 10:43:46 AM > Subject: RE: K1D aperture simulator, part Three (III)- NOT > > You don't have a clue. We were specifically talking about using > Auto-aperture M42 lenses or M42 bodies which support autoaperture. > It has ZERO to do with Pentax current (D)SLRS. Nearly every > M42 body equipped for autoaperture lenses I have ever encountered > DOES have focus aids of some sort and they all go out at F5.6 > Or so. > > Secondly, not that it matters, but brighter ground glass is > Not always easier to focus. This is not the same as opening > Up the lens on a given ground glass which is always easier way > To focus. Ground glass focussing ease is a combination of contrast > And brightness, not brightness alone. > > jco > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of > Shel Belinkoff > Sent: Sunday, October 15, 2006 12:40 PM > To: Pentax-Discuss Mail List > Subject: Re: K1D aperture simulator, part Three (III)- NOT > > <SIGH> & <LOL> > > First of all, the newer auto focus cameras, including the DSLR's, don't > have split image finders as standard. I'm not even sure that you can > get > one other than custom made. Had you ever used a new camera you'd know > this. In addition, the screens, even the standard screens, are much > brighter than the screens on older cameras, like the Spotties, K1000's, > KX's, and so on. So, it's pretty easy to see through the viewfinder at > smaller apertures compared to the earlier cameras. Your lack of > experience > with contemporary Pentax cameras is showing. You are speaking from a > position of ignorance - which is not a very strong position ;-)) > > Just for grins, I attached a ST 105/2.8 to my istDS, set the aperture to > F/8.0, and discovered that I had absolutely no difficulty focusing > quickly > and easily. All the more interesting is that it's a dull grey, overcast > morning here and I was focusing on the tree in front of my office > through > window glass as well. > > Shel > > > > J. C. O'Connell wrote: > > > Yes but its harder to focus which makes it slower not quicker > > Especially at smaller fstops. Most split image and other focus aids > > In the viewfinders don't even work at F5.6 or slower so what > > You are saying makes no sense. Focus will be slower and less > > Accurate, and in low light your be making it harder to compose > > Too. > > > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net > > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net
