ISO 9848:1993
For ISO 9848:1993, item title is Photography — Source document microfilms — Determination of ISO speed and ISO average gradient; status code is 9599; successor is ISO 9848:2003; withdrawn / published date is 1993-04-29, recorded from its source on 2026-08-05.
- Identifier
- ISO 9848:1993 verified
- Item title
- Photography — Source document microfilms — Determination of ISO speed and ISO average gradient verified
- Status code
- 9599 verified
- Successor
- ISO 9848:2003
- Withdrawn / published date
- 1993-04-29 verified
Verified
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What the source says
17726,IS,,ISO 9848:1993,Photography — Source document microfilms — Determination of ISO speed and ISO average gradient,Photographie — Microfilms de prise de vues — Détermination de la sensibilité ISO et du contraste moyen ISO,1993-04-29,1,"['37.040.20','37.080']",ISO/TC 42,9599,,[34534],"['en','fr']",7,"<p>The method of determination specified is based on exposing and processing samples, measuring density from the resultant images to produce a sensitometric curve from which values are taken and used to determine ISO speed and ISO average gradient. Applies to black-and-white camera negative photographic films used for first generation microfilming of source documents at exposure times typical
— isopublicstorageprod.blob.core.windows.net, retrieved 2026-08-05
Source
- isopublicstorageprod.blob.core.windows.nethttps://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv