These are apparently the fruit of thesis work, but I’d love to see these built since they have some cool ideas. The box like camera on the left is called the Burst camera and takes 3 rapid exposures on one instax frame. The idea isn’t totally new since Polaroid One Step + can do it, but it’s still cool. The camera I really want is the Slitscan which you can read about if you follow the link, but is like old circuit cameras or more modern cameras like the Noblex (which I own).
Here’s a page that covers all three camera designs in more detail