Information
A A12 measures 13 × 18 mm (0.5 × 0.7 inch) with an aspect ratio of 1.38, perimeter of 0.06 m, diagonal of 0.02 m and an area of 0.000234 m².
Common query: 13x18 mm, 0.5x0.7 inches.
ISO A series
A0
841 x 1189 mm
33.1 x 46.8 inch
A1
594 x 841 mm
23.4 x 33.1 inch
A2
420 x 594 mm
16.5 x 23.4 inch
A3
297 x 420 mm
11.7 x 16.5 inch
A4
210 x 297 mm
8.3 x 11.7 inch
A5
148 x 210 mm
5.8 x 8.3 inch
A6
105 x 148 mm
4.1 x 5.8 inch
A7
74 x 105 mm
2.9 x 4.1 inch
A8
52 x 74 mm
2 x 2.9 inch
A9
37 x 52 mm
1.5 x 2 inch
A10
26 x 37 mm
1 x 1.5 inch
A11
18 x 26 mm
0.7 x 1 inch
A12
13 x 18 mm
0.5 x 0.7 inch
A13
9 x 13 mm
0.4 x 0.5 inch
2A0
1189 x 1682 mm
46.8 x 66.2 inch
4A0
1682 x 2378 mm
66.2 x 93.6 inch
A0+
914 x 1292 mm
36 x 50.9 inch
A1+
609 x 914 mm
24 x 36 inch
A3+
329 x 483 mm
12.9 x 19 inch