标准摘要
[中文适用范围]： 描述了印刷图像的形式和字母数字字符的大小以及用于根据 ISO 646-1973 进行光学字符读取的标志和图形符号 (OCR-A)。 [外文原描述]： Describes the forms of printed images and the sizes of alphanumeric characters as well as the signs and graphical symbols (OCR-A) intended for optical character reading according to ISO 646-1973.
英文名称Alphanumeric character sets for optical recognition — Part 1: Character set OCR-A — Shapes and dimensions of the printed image