Le 29.8.2002 23:32, « kostas papakotas » <kostaspapakotas@hotmail.com> a écrit : > > i wonder if anyone has ever designed a patern of stripes, colored squares > and other shapes, that can be printed in a big piece of paper (couple of m2 > large), or painted on a wall, to be used as a standard reference to be > photographed, and comparisons of lenses or films be made > > would be great to use one, kostas Hi Kostas, I've sometimes got that kind of panels from the photo amateur magazines. Chasseur d'images a French revue has a shop selling little photo materials and they have that kind of target : http://www.photim.com/Cmd4/Article.asp?R=5MIR If the link doesn't bring you directly to the target, look for the category named "Tests d'objectifs" and on the left column choose "Lot de 5 mires tests" (you need four : one in the middle and one in each corner.