India, June 2 -- Samsung gave it a go in 2018. Huawei refined it. Xiaomi went one step ahead. Every time, the mobile phone industry dismisses it as a fad and that's it. Now Apple is set to try it with the iPhone 18 Pro, and when Apple adopts a camera feature, the entire smartphone industry pays attention. The iPhone 18 Pro camera could become one of Apple's biggest photography upgrades in years if variable aperture finally arrives on the flagship lineup.

The Galaxy S9 and S10 were some of the first to feature variable aperture. In turn, Huawei has improved upon this concept with the Mate 50 Pro, which featured a few different aperture settings. Recently, the Xiaomi 14 Ultra offered an advanced system, from f/1.42 to f/4.0. All efforts we...