Home / Dictionary / Focal ratio

Focal ratio Uncommon

Noun

Definitions
Noun
1

the ratio of the focal length to the diameter of a (camera) lens system

Related Terms
Broader Terms (hypernyms)
ratio
Rhyming Words
tio catio artio ratio restio spatio ablatio m ratio horatio enantio deditio venatio pe ratio mercutio testatio gustatio lucentio inventio exceptio quaestio
Compare
Focal ratio vs