WellDoneStuff.Com discovers the innovation of human minds across the world. New Inventions, Modern Technology And Interesting Facts of 21st Century. CAMER:ing Is A Cool Digital Camera In A Ring CAMER:ing Is A Cool Digital Camera In A Ring. The concept of the Camer:ing is simple at its heart: a ring that functions as a camera. While it doesn’t quite look like a normal ring, it’s small enough to be generally unobtrusive, and would transmit images by a specialized miniature tablet. The ring comes equipped with a camera so that when wearing it, you simply have to click a button to its sideand it snaps a shot. How does the differential work? Aroundth1937. Best Inventions of the Year 2012.