F NUMBER
(noun)Did you mean?
Definitions
There is 1 meaning of the phrase
F Number.
F Number - as a noun
The ratio of the focal length to the diameter of a (camera) lens system
Synonyms (Exact Relations)
focal ratiospeed8stop numberExample Sentences
"The photographer adjusted the f number on the camera to control the depth of field."
"A lower f number allows more light to enter the lens."
"The f number determines the brightness of the image."
"She set the f number to a higher value for sharper focus."
"The lens has a maximum f number of 1.8."
