Well, if that's the case, then stopping down more won't be a big deal with the 200. That's nice to know.
Bob Rapp wrote: > > Hi Shel, > Diffraction is the killer of images when stopped down. However, as the > focal length increases, the effects of diffraction is less. Diffraction has > about the same effect on quality lenses. For example, lens of 50 @ f8 is > diffraction limited as a 200 @ f32. -- Shel Belinkoff mailto:[EMAIL PROTECTED] http://home.earthlink.net/~belinkoff/ http://home.earthlink.net/~belinkoff/darkroom-rentals/index.html - This message is from the Pentax-Discuss Mail List. To unsubscribe, go to http://www.pdml.net and follow the directions. Don't forget to visit the Pentax Users' Gallery at http://pug.komkon.org .

