focal ratio

Letters that make focal ratio

a, o, f, l, c, r, t, i are letters that make 'focal ratio'

Words within focal ratio

ti, FO, oca, at, ratio, focal, rat, RA, AL, CA, Io, Ra, Al, At, Ca, Ti are words within 'focal ratio'


1 possible definitions for 'focal ratio'

Focal Ratio as "the ratio of the focal length to the diameter of a (camera) lens system"

Under this definition, focal ratio is a noun and has the following properties:

Synonyms

f number, stop number, speed have the same meaning as 'focal ratio'

focal ratio as a type

'focal ratio' can be a type of ratio.



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