Photographers often talk about using "normal" lenses for their work. What they are referring to is a lens that mimics the field of view of human vision. In general, most photographers agree that a focal length around 50mm on a full-frame camera is regarded as a normal lens. So, what exactly is a normal lens? The standard litmus test is a lens that renders a printed photograph of a scene held at arm’s length that matches the real-world perspective when viewed with one eye. Over the years, photographers have argued back and forth about the … [Read more...] about What is a “normal” lens?