This makes for consistent 3-D projection registration. Precision mounting is still essential. A pair of 3-D slides are actually slightly different. An identical pair mounted for 3-D viewing may appear to be behind a window, but within the scene it will appear flat. Once you learn how it is really quite simple.
Instructions come with most of our mounts.
See Mounting Supplies on our home page. There are more repair places and people around the country, but we are limited here due to space constraints. This list is not intended as an endorsement, it is provided only as a service. Please use at your own risk. The Photographic Society of America is a national organization with a Stereo Division.