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'
a, o, f, l, c, r, t, i are letters that make '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'
Under this definition, focal ratio is a noun and has the following properties:
f number, stop number, speed have the same meaning as 'focal ratio'
'focal ratio' can be a type of ratio.