ISO 8126:2019
p
ISO 8126:2019
76658
Status : Published
en
Format Language
std 1 40 PDF + ePub
std 2 40 Paper
  • CHF40
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Abstract

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.

General information

  •  : Published
     : 2019-01
    : International Standard published [60.60]
  •  : 3
     : 3
  • ISO/TC 171
    37.080 
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