Re: Converging lenses (was: Window reversal); D|s-TortiO|\|s

[P3D Gabriel Jacob <jacob@xxxxxxxxxxxxxx>]

>Way to go Mike!  You are a genious!

As far as, if Mike is a genious or not, that is not debatable. He
sure is a bright enough person!

>People tend to assume some kind of viewing arrangement when they talk
>about how should the images be taken. 

George, I think your missing the crux of this discussion. It has
nothing to do with the viewing arrangement, since the debate is,
why would you want to introduce keystone distortion and KEEP it.

>Stereo photography is a two step process:  
>
>Step No. 1:  Take the picture.
>Step No. 2:  View the picture.
>
>You cannot comment on Step 1, without taking Step 2 into account.

Yes in this regard, the above comments are valid. But the base of
your arguement, cancelling out the distortion caused by the step
1 does not apply to the current discussion. So still unresolved. 

>Sorry folks for this lecture, but my email ID comes from Case Western
>Reserve University...., an institute of high learning. Ha, ha, ha!
>I love photo-3d!!!

Yea, I also love Photo-3D. Institute for higher learning, by email!

Gabriel, who never was afraid of going over the horizon and falling off!
;-)

>PS.  Thanks Mike!  I was hard-pressed to find a reason for taking
>pictures with keystoning... Now I know a very good one.

Still, waiting for a good reason for KEEPING keystoning!


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