One of the biggest camera rumors for the iPhone 18 Pro announcement at Apple’s fall event on Sept. 9 is the addition of a variable-aperture lens on the main camera. But just what is a variable ...

The Pro camera’s major upgrade offers minor image quality improvements — whether or not you know what an f-stop is. If you buy something from a link, The Verge may earn a commission. See our ethics ...

All traditional cameras, except for the simplest point-and-shoot, have always come with a mechanical aperture to control the amount of light that reaches the film or sensor. Phone cameras, on the ...