Most people think that the eye is very similar to a camera, and seeing is as easy as just looking in the right direction. Despite such intuitions, vision is not so easy at all. Unfortunately, neither is understanding it. This eBook presents 5 lectures on the psychology and neuroscience of Vision which attempts to explain some of the classical concepts and theories, and to consider important questions that many people go through their whole lives barely ever wondering about: how we see, what is really out there, and why things look as they do - questions which most fundamentally concern the very nature of our reality.