This Standard ECMA-8 specifies the shapes of the stylized numeric character set OCR-A. Included are the nominal dimensions of the characters, i.e. height, width, radii and nominal stroke width.
This document does not include any specification of tolerances on print quality, which are the subject of Standard ECMA-15, or other requirements such as those pertaining to paper, printing materials and format.
- ECMA-8, 1st edition, April 1965Download