**A1 size in thou is 23386 x 33110 th**. Thou is also called mil. Thou is a measure of length which is used in English speaking countries. The unit is equal to one-thousandth of an inch (English thumb). A mil equals 25 to the power -6 (10^{−6}). This is 0.0254 mm. Thou stands for thousands of an inch.

### A1 size in thou calculator.

To calculate the A1 size (and other A sizes) in micrometres, you can use the calculator below. First, select the A-size and then choose the unit in which you want the calculation. The result is shown in the last column undersize.

### Overview A-size in thou

Overview of the A1 size in th.

Size | Thou |
---|---|

4A0 | 66220.34 x 93621.86 |

2A0 | 46810.93 x 66220.34 |

A0 | 33110.17 x 46810.93 |

A1 | 23385.78 x 33110.17 |

A2 | 16535.4 x 23385.78 |

A3 | 11692.89 x 16535.4 |

A4 | 8267.7 x 11692.89 |

A5 | 5826.76 x 8267.7 |

A6 | 4133.85 x 5826.76 |

A7 | 2913.38 x 4133.85 |

A8 | 2047.24 x 2913.38 |

A9 | 1456.69 x 2047.24 |

A10 | 1023.62 x 1456.69 |

### Other units such as centimetres, pixels and metres.

Choose from the units below for the A1 size in Micrometres (μm), Millimetres (mm), Centimetres (cm), Meters (m), Inches (in), Feet (ft), Yards (yd), Pixels, Pica, Point and HPGL. Do you have any further questions regarding the A1 size? We answer questions about the A1 paper size in different units. We also answer questions about printing with paper. Have a look at our questions page.