>though I'd recommend removing the newfangled 'iris' and >replacing it with a nice selection of polished brass >waterhouse stops to save all the fuss Karl Sometimes the old ways are better, if just less convenient. Perfectly round Bokeh! You only get that with 1) Waterhouse stops 2) PhotoShop and Guassian blur :o) Bob Mmmm ... custom shapes for the stops? Maybe triangles, diamonds, stars, a batman-symbol? That might be fun ... bet it's easier in PS though