Thread: Font Point Size Vs. DPI

While there is a standard for font sizes, text is not the same size from screen to screen. Depending on the declaration of the screen, text can emerge much larger or slighter than its true point size.

Francois-Ambroise Didot and the Point System

1. Francois-Ambroise Didot urbanized the point system (later named for him) approximately 1780. Each point marked 1/72 of a French shuffle (about twenty-seven millimeters). The summit system has since been adopt around the world and bespoke according to each country's official system of measurement.

DTP Point System

2. The desk-top publish (DTP) point was distinct in 1959 and is the current standard for print. One position is in relation to .35 millimeters and there are seventy-two points to an inch.

Publishing Dpi

3. In publishing, dpi stand for "dots per inch". The "dots" in dpi refer to the dot of ink in printing. For computer, dpi really refers to pixels per inch.

Pixel

4. According to Dictionary.com, a pixel is "the smallest house block of an image that can be individually process in a cassette display system." The pixels of RGB monitors are displayed by three dots of light; red, green and blue. There is no set pinnacle or width for pixels as it varies depending on the resolution of the display. The higher the resolution, the minor the pixels.

Resolution and Dpi

5. The motion of a TV or monitor describe how many pixels per inch it can display. When set to "1024 x 768", the examine can display 786,432 pixels. A 10 inch wide illustration will be displayed at 102.4 dpi.

Font Size and dpi

6. The exhibit size of text on a screen is resolute by the original font size in inch and the screen's dpi. 12 point font on a 120 dpi display will come out 20 pixels high.

Thanks for this - I've got a large DPI but have always wondered what font point size is.