Helpful tips
Is 1.8 A high aperture?
Is 1.8 A high aperture? A lens that has a maximum aperture of f/1.4 or f/1.8 is considered to be a “fast” lens, because it can pass through more light than, for example, a lens with a “slow” maximum aperture of f/4.0. That’s why lenses with large apertures usually cost Read more…