I'm a pro photographer — here’s why the iPhone 18 Pro’s variable aperture is its biggest camera upgrade

<p>As Cameras Editor, Tim looks after all camera content at TechRadar. This includes news, reviews, features and buying guides, and covers anything from mirrorless cameras to film and smartphones. He loves observing the advances in camera technology, putting the latest and greatest cameras through their paces, and projecting where cameras could go next.