What can your iPhone see?

The short answer is: not much.

Well. Maybe we first have to talk about what it means to “see”. Vision is an extremely rich natural phenomenon. Most of us humans have the uncanny ability to turn light into meaning – as do many other species in the animal kingdom. Vision is mainly used for navigation and recognition. We use our eyes to detect objects in our environment and use the shapes and layout of these objects to navigate our way through life. Continue reading “What can your iPhone see?”

Your eye is not a camera

Although sometimes credited to the Renaissance artists and engineers, the camera obscura, or pinhole camera was already used by the Chinese in the 4th century BC and the Arabs in the 10th century AD. If you have never seen one in action, you are missing out. The images have a vibrant dreamlike quality, especially when objects in the scene are moving.

Continue reading “Your eye is not a camera”