AncientJames has prepared a demo that adapts the mechanical television technique using a Nipkow disk for three-dimensional imagery. The system uses a rapidly rotating perforated drum and fixed LED matrices; each hole creates the image of the object from the appropriate angle.
- Each LED matrix has a resolution of 32 pixels x 64 pixels.
- The setup uses three matrices to form half of a hexagonal prism; more screens are needed for a full 360° view.
- The effective resolution obtained through the drum is approximately 100 pixels x 48 pixels per eye.
- The system can run DOOM; the screens remain stationary and do not require an expensive laser projector.
Why it matters
This setup shows that producing three-dimensional imagery does not depend solely on modern optical components or laser-based solutions. While the use of fixed screens offers a more accessible approach that combines mechanical motion with image generation, the resulting image quality and field of view limit potential use cases. The difference between experimental setups designed for viewing from a single direction and full volumetric displays viewable from different angles becomes particularly clear here. The key question left open by the project is the extent to which a wider field of view and higher resolution can be maintained using the same mechanical method, because full panoramic imaging requires more screens than the current setup.