Samsung's W2018 flip phone has a variable aperture camera
 

Smartphone makers are always pushing for the fastest-possible camera aperture, and until today, the record was held by LG V30 with its f/1.6 lens. But it didn't take long before Samsung hit back with an even lower f-stop. Earlier today, the Korean g...

https://www.engadget.com/2017/12/01/...perture-china/