http://www.juzaphoto.com/eng/articles.htmvia http://forums.dpreview.com/forums/readflat.asp?forum=1036&thread=38233338The quick remarks made by that Pentaxian poster are good, which I quote below:-"It is not as scientific as other sites, but fro ma practical standpoint provides a great deal of information. Keep in mind, the author is not a Pentax user, but the lens comparisons are still valid."
