High Dynamic Range: Everything you need to know
"HDR stands for High Dynamic Range imaging, and it's an old photography practice recently introduced to camera phones like the iPhone and some Android devices (or with the use of special apps). It's supposed to make your pictures look better, but it depends on when you use it. Here's a quick primer on how HDR works, and when you should—and shouldn't—turn it on." How HDR Works HDR, as its name implies, is a method that aims to add more "dynamic range" to photographs, where dynamic range is the ratio of light to dark in a photograph. Instead of just taking one photo, HDR uses three photos, taken at different exposures. You can then use image editing software to put those three images together and highlight the best parts of each photo. In the case of HDR on smartphones, your phone does all the work for you—just snap your picture and it'll spit out one regular photo and one HDR photo. The result is something that should look more lik...