Here's what causes a smartphone camera's photos to come out blurry

Smartphone cameras have evolved tremendously over the years, as we've said countless times. That's why point-and-shoot cameras are closer to their state of obsolescence than they've ever been. The cams on our phones aren't perfect, however. Even a top-performing cameraphone like the Galaxy S6 or the iPhone 6 may fail, and nobody likes it when their shots come out blurry.



But what causes blurry photos, anyway? Well, a dirty lens may be the culprit – the glass covering your phone's camera comes in contact with your fingers more often than you think. That's why cleaning your camera before taking ...