Micrographics — ISO character and ISO test chart No. 1 — Description and use
缩微摄影技术——ISO字符和ISO测试图表第1号——说明和使用
发布日期:
2004-03-15
ISO 446:2004规定了黑白ISO字符和ISO测试图表1的特征及其使用。
它适用于给定缩微摄影系统生成的缩微图像的质量控制,以及使用该系统记录的文件的潜在易读性评估。
ISO 446:2004 specifies the characteristics of the black and white ISO character and of the ISO test chart No. 1, as well as their use.
It applies to the quality control of the microimages produced with a given micrographic system and the assessment of the potential legibility of the documents recorded using that system.