SIS SS-ISO 6200-1991 缩微摄影技术．原始文件的第一代银明胶型缩微品．密度规范

标准号：SIS SS-ISO 6200-1991
中文标准名称：缩微摄影技术．原始文件的**代银明胶型缩微品．密度规范
英文标准名称：Micrographics — First generation silver- gelatin microforms of source documents — Density specifications
发布日期：1991/3/13 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：This International Standard specifies the method for measuring densities of first generation silver-gelatin microforms. It also lays down the values of densities to be used according to the documents reproduced and the operating means.It applies to source document negative-appearing microforms only.It applies neither to microforms for technical drawings which are dealt with in ISO 3272-2, nor to diazo and vesicular films which are the subject of ISO 8126, nor to COM microforms which are dealt with in ISO 8514.