Re: first post
>Erik makes an excellent point. Do you want to stitch images or just
> BTW: You don't need a shift lens to shoot panoramas shited up or
> down. All you need is a tiltable pano head. Panotools simulates a
> shift lens geometrically correct. See
> http://wiki.panotools.org/Perspective_correction for details.
> best regards
> Erik Krause
> Resources, not only for panorama creation:
For stitching images do not shift the lens; it will make your life easier.
Back to your latest question.
To calibrate your lens at every shift distance you need to use a
panoramic head and set the camera/lens to rotate at its nodal point.
There is a very good tutorial at the PTgui web site, if I remember