Reference number
ISO 446:1991
© ISO 2025
ISO 446:1991
Micrographics — ISO character and ISO test chart No. 1 — Description and use
Edition 2
1991-02
Withdrawn
Withdrawn (Edition 2, 1991)

Abstract

Applies to the quality testing of microimages produced with a given micrographic system and allows to determine the potential legibility of documents recorded with that system. Annex A gives optional features for ISO test chart No. 1. This second edition cancels and replaces the first editions (ISO 435:1975 and ISO 446:1975), which have been merged into a single International Standard.

General information

  • Status
     : Withdrawn
    Publication date
     : 1991-02
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 2
    Number of pages
     : 5
  • Technical Committee :
    ISO/TC 171/SC 1
    ICS :
    37.080 
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