The ultimate 3D photography DSLR addon
The 3D Advantage by Lawrence Hayda Studios is not exactly new, but at less than 1000$, this is the only variable base, perfect synch solution for 3D stills and 3D movies shot with a DSLR camera.
You can now take advantage of the superior qualities of your DSLR and produce stunning stereo photographs with the new 3D Advantage DSLR -1. Building on the sterling performance of the Tri Delta beamsplitter for creating stereo pictures virtually free of distortion, the DSLR-1 features a patented mirror arrangement that accomodates even large lenses to take pictures with a stereo base adjustable from two and a half inches to four inches.
The product is advertised here on freewebs.