There's two reasons for this: a wider f 1/1.8 aperture lets in more light, compared with f 2/2.2 on the previous phones, and Apple finally gave both the 7 and 7 Plus optical image stabilization, which improves exposure while
minimizing hand shake.
«We are trying to do everything to
minimize hospital - acquired infection except for the most obvious and easiest thing to do in my opinion, which is to stop
shaking hands,» UCLA professor of pediatrics and cardiologist Dr. Mark Sklansky tells NPR.