Huge photos of small currencies

For a project called The Fundamental Units, Martin John Callanan used a very powerful 3D microscope to take 400-megapixel images of the lowest denomination coin from each of the world’s 166 active currencies. This is the 1 stotinki coin from Bulgaria:

And this is a small part of that same coin at tremendous zoom:

More information is available here.

• art
• currency
• Martin John Callanan
• money
• photography