Smartphone photography basics: What is an ultra-wide angle lens and when to use one
(World News Science)

Apple is making a big deal about its ultra-wide-angle lens on the iPhone 11, iPhone 11 Pro and iPhone 11 Pro Max, the trio of new smartphones it launched earlier this week in Cupertino, California. For the first time on the iPhone, Apple is adding an ultra-wide-angle lens that has a 13nm equivalent focal length and an f/2.4 aperture, providing a 120-degree field of view. Advertising Although the iPhone 11 is now getting an ultra-wide-angle lens, most high-end Android smartphones (Samsung Galaxy S10, Huawei P30 Pro and OnePlus 7 Pro, among others) already come with the ultra-wide camera. In fact, a lot of mid-range smartphones these days also offer an ultra-wide-angle lens. The Realme XT, the...