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Herbert,
I recognize that contribution of several people
on this list helped me to solve the problem.
The final assurance that the solution was correct
can come from other SNO-T owners.
(The only other explanation of the effect I can imagine
is that my index mirror is "bent" that is not flat,
which is really hard to believe:-).
Alex.

On Wed, 13 Oct 2004, Herbert Prinz wrote:

> Alexandre Eremenko wrote:
>
> > Herbert Prinz:
> > "You are describing a parallactic effect which can only be caused by a
> > different
> > distance of the individual cylinders from the front edge of the index
> > mirror."
> >
> > No, this is not what I am discribing.
>
> a few hours later
> Alexandre Eremenko wrote:
>
> > I think I found the reason of the disagreement in
> > our experiments. [...]
> >
> > The point is that the "right edge of the index mirror"
> > (where the images of two visors should come together)
> > is NOT at equal distance from the visors.
>
> I am glad Alexandre was finally able to find the reason himself (or at
> least he thinks he did). Such are the blessings of mathematics: You can
> lock yourself into an ivory tower and find out the truth all by yourself
> without trying to understand what anybody else says.
>
> Herbert Prinz
>

   

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