ISO 8126:2019 缩微摄影 复制胶片、银、重氮和水泡 视觉密度的规范和测量

标准编号：ISO 8126:2019

中文名称：缩微摄影 复制胶片、银、重氮和水泡 视觉密度的规范和测量

英文名称：Micrographics — Duplicating film, silver, diazo and vesicular — Specifications and measurement for visual density

发布日期：2019-01

标准范围

This document specifies visual diffuse transmission densities for second generation silver-gelatin and diazo microforms and projection densities for second generation vesicular microforms.
It also specifies methods of measurement. It does not apply to duplicates of microforms of technical drawings and other drawing office documents.

标准预览图