ISO-8126 › Micrographics - Duplicating film, silver, diazo and vesicular - Specifications and measurement for visual density
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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.
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Document Number
ISO 8126:2019
Revision Level
3RD EDITION
Status
Current
Publication Date
Jan. 1, 2019
Committee Number
ISO/TC 171