Quote Originally Posted by snegron View Post
Thanks! So, if I understood correctly I will lose "Program" mode if I use an "M" lens. Not that I shoot much in Program mode; I prefer Aperture Priority when it comes to automation. It would be nice to have Program mode as a feature (when I hand the camera over to someone else for a quick snapshot), but not really essential in my case. I can live without Program mode as long as I have Aperture Priority mode.
Program and Shutter priority modes require the A lenses. For snapshots, aperture priority is good enough and the TTL flash makes flash photography a snap. The brochure may help -> Pentax Super Program
You can't beat the going price for these either.