I got following Illustration from Grapics Designer:
The font size what I am curious about is 7pt in Illustrator. How can I calculate the "web font size" of it? I have a MacBook Pro, its width is 1440px, the artwork in Illustrator is 571px.
So I though I can calculate like:
7pt = 9.29px
9.29px * 1440 / 571 = 23.42
But it is just way bigger then I expected: