I would guess it's nothing more than desaturated RGB. I would be surprised if it's even the equal of what a grayscale conversion in PS will give you. Paul
> Does anyone have an idea how the B&W filter in the istDS2 might work? The > various Sony cameras I've used allows for B&W, but the results seem to be > little more than desaturated RGB - in fact, the files show up as RGB type > files when edited in PS, and the B&W results aren't particularly good, > showing a rather poor tonality and range. Are there different ways of > generating a B&W photo with digi cameras? Might the B&W results in the > istDS2 be RAW files, or something other? I realize all this may require > some speculation ... > > Kodak had a camera specifically designed for B&W, but I never saw any > unretouched results from that one. > > > Shel > >