Archaeo-optics in Orkney Day 4: Optical Projections at the Dwarfie Stane

Optical projections can take place in many different circumstances, but one of the most effective for seeing images of people is strong reflected sunlight.

Animated optical projections inside the Dwarfie Stane, contrasted against footage looking out through the aperture. In these extremely low light conditions our video camera sensors generate noise, making some footage grainy (Video: Aaron Watson/Ronnie Scott, Edit: Aaron Watson)