What is another word for f number?
Pronunciation: [ˈɛf nˈʌmbə] (IPA) 
F number is a term that photographers use to refer to the aperture setting of a lens, which controls the amount of light that enters the camera. Some synonyms for F number include the following: aperture setting, aperture value, F-stop, lens aperture, and aperture size. Photographers must understand the F number and its synonyms to make informed decisions when selecting lenses and shooting in different lighting conditions. The F number determines the depth of field of an image, so photographers can use it to control the sharpness of their subject matter and the amount of blur in the background. Overall, F number synonyms are crucial to understanding the technical aspects of photography.
