F9 Paper Size, Dimensions and Format (Transitional series)

F9 in millimetres

41 x 52 mm




Aspect ratio 1:1.27
Area (A) 2,132 mm²
Perimeter (P) 186 mm
Diagonal (d) 66.22 mm


The F9 format measures 41 x 52 mm or inches. An F9 paper fromat has an aspect ratio of 1:1.27. The Area of the F9 paper size is 2,132 mm² or 3.20 in² with a perimeter of 186 mm or 7.20 in. An F9 format has a diagonal length of 66.22 mm or 2.56 in. The F9 size belongs to the Transitional series. In the Transitional series there are a total of 22 paper sizes.

Other Transitional Paper Sizes

There are a total of 22 Transitional Paper Sizes.