Old Stereoscopic webcam, outputs anaglyph so it can be used with Zoom. Testing has not been able to make it directly work with Skype. Yes, you can use an anaglyph background with this.
Wikipedia

The updated drives are not online, as this is not supported anymore. We have what we think are the latest drivers on our groups.io file section.
You will likely have to install ver 2 first, then ver 3.