A系列纸张尺寸计算
| 纸张型号 | 单位 | 尺寸 | ||
| in | is |
| 纸的型号 | 高(mm)x宽（mm）毫米 | 高(mm)x宽(mm)英寸 |
| 4A0 | 2378 x 1682 mm | 93.6 x 66.2 in |
| 2A0 | 1682 x 1189 mm | 66.2 x 46.8 in |
| A0 | 1189 x 841 mm | 46.8 x 33.1 in |
| A1 | 841 x 594 mm | 33.1 x 23.4 in |
| A2 | 594 x 420 mm | 23.4 x 16.5 in |
| A3 | 420 x 297 mm | 16.5 x 11.7 in |
| A4 | 297 x 210 mm | 11.7 x 8.3 in |
| A5 | 210 x 148 mm | 8.3 x 5.8 in |
| A6 | 148 x 105 mm | 5.8 x 4.1 in |
| A7 | 105 x 74 mm | 4.1 x. 2.9 in |
| A8 | 74 x 52 mm | 2.9 x 2.0 in |
| A9 | 52 x 37 mm | 2.0 x 1.5 in |
| A10 | 37 x 26 mm | 1.5 x 1.0 in |
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