A photographer wants to use a fast lens to capture a sharp image. Which of these is an ideal aperture setting for a fast lens?
A. f/2.8 B. f/5.6 C. f/8 D. f/11
It is typically expressed as "f number" in photography. Basically, a fast lens is any lens with a maximum aperture of f/4 or more i.e f/2.8 , f/1.8 , f/1.4 etc.
