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Re: Focus indication



At 12:32 AM 8/3/01 +0100, you wrote:
> From the direction the ellipse rotates, somebody with
>clearer visualisation skills than mine could tell
>which way to rotate things to improve the alignment ...
>and maybe even by how much. Left as an exercise for
>the reader.

I just give up and rotate things until I get it right.  But it would be 
useful to have a measure of "right"
I just want a number that I can minimize.

Tom Droege