on 11/13/03 6:44 PM, John Francis at [EMAIL PROTECTED] wrote: >> >> John Francis wrote: >>> somewhat from chromatic aberration, especially in the corners. >> >> On my monitor all the bright white edges have the blue CA. >> Even on the back dark edge of the geese' wings. >> Could this be the lenses used? I was surprised to see it >> with the A* 200mm. > > It wan't an A* 200 alone - it was with the 1.7AF adapter. > > I don't have test images with just the A*200, yet; I was trying > the lens+TC pairing because it's something I would be able to > use on the *ist-D; I often use the same AF adapter with a 300mm > with a film body. Unfortunately it seems to not work as well > with the 200mm. > > For academic interest, herewith is presented a shot with *ist-D at ISO 200, FA* 300mm/4.5 plus Pentax A-2X-S. The really curious may contact me off list and I can provide the original jpeg.
http://home.earthlink.net/~smh645/bird on wire.jpg for others with the 300mm alone, see http://home.earthlink.net/~smh645/red twig.jpg and http://home.earthlink.net/~smh645/cardinal.jpg Stan
