Convert Inch (Typographic) to Computer Point
Live bidirectional calculator for Inches (Typographic) (in) and Computer Points (pt) with verified formula and conversion charts.
Typography17 units
How the Calculation Works (Linear Scaling)
Since 1 Inch (Typographic) = 72 Computer Points, multiply the value in Inches (Typographic) by 72.
Inch (Typographic) to Computer Point Conversion Table
Precomputed values for quick reference and printing.
| Inch (Typographic) | Computer Point |
|---|---|
| 1 in | 72 pt |
| 2 in | 144 pt |
| 3 in | 216 pt |
| 4 in | 288 pt |
| 5 in | 360 pt |
| 6 in | 432 pt |
| 7 in | 504 pt |
| 8 in | 576 pt |
| 9 in | 648 pt |
| 10 in | 720 pt |
| 15 in | 1080 pt |
| 20 in | 1440 pt |
| 25 in | 1800 pt |
| 30 in | 2160 pt |
| 40 in | 2880 pt |
| 50 in | 3600 pt |
| 75 in | 5400 pt |
| 100 in | 7200 pt |
| Computer Point | Inch (Typographic) |
|---|---|
| 1 pt | 0.0139 in |
| 2 pt | 0.0278 in |
| 3 pt | 0.0417 in |
| 4 pt | 0.0556 in |
| 5 pt | 0.0694 in |
| 6 pt | 0.0833 in |
| 7 pt | 0.0972 in |
| 8 pt | 0.1111 in |
| 9 pt | 0.125 in |
| 10 pt | 0.1389 in |
| 15 pt | 0.2083 in |
| 20 pt | 0.2778 in |
| 25 pt | 0.3472 in |
| 30 pt | 0.4167 in |
| 40 pt | 0.5556 in |
| 50 pt | 0.6944 in |
| 75 pt | 1.0417 in |
| 100 pt | 1.3889 in |
About Inch (Typographic) (in)
The international standard inch, defined as exactly 25.4 mm and containing exactly 72 computer points (1440 twips).
History: Standardized internationally in 1959. In printing, modern DTP standardized 72 points per inch.
Common Uses: Page layout dimensions, publication trim sizes, ruler measurements in design applications.
About Computer Point (pt)
The desktop publishing standard point, defined as exactly 1/72 of an international inch (0.352777... mm or 20 twips).
History: Established by Adobe Systems and Apple in the 1980s for PostScript and the Macintosh operating system, superseding historical printer points.
Common Uses: Font size specification (e.g. 12 pt body text), line spacing (leading), border widths in CSS (1pt = 1/72 in = 1.333px).
โ Frequently Asked Questions
How many Computer Points are in 1 Inch (Typographic)?
There are exactly 72 Computer Points in 1 Inch (Typographic) (1 in = 72 pt).
What is the formula to convert Inch (Typographic) to Computer Point?
The formula is: Computer Point = Inch (Typographic) ร 72. Since 1 Inch (Typographic) = 72 Computer Points, multiply the value in Inches (Typographic) by 72.
How do I convert 1 in to pt manually?
To convert 1 in to pt: apply the formula Computer Point = Inch (Typographic) ร 72. Substituting gives: 1 ร 72 = 72 pt.