Am 05.06.2010 um 15:04 schrieb Taco Hoekwater:

> Bernhard Rosensteiner wrote:
>> deleting the \def\Mycolor line does not help - same result.
> 
> No, that would definitely not help. Your problem was not the
> definition, but that you never actually called the macro.
> 
> You should put the definition back, and add  \Mycolor to the
> \OpticalTest macro, perhaps like so:
> 
> \def\OpticalTest[#1]#2{%
> 	\addff{\OOFeature}%
>        \definedfont[#2 at \OOSize]%
>         \setupinterlinespace
> 	\hbox to \textwidth{\clip[width=.39\textwidth,
>                                  bottomoffset=\strutdepth]{%
>          \Mycolor
>          ..\hbox to .39\textwidth etc. etc.

i tried what you suggested (please see attachment), but i think there is something fishy with the color black. \definecolor[Myblack][s=0] gives same results as described above but other colors work as they should do.

best regards
Bernhard