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DIN 19051-21:1991-03
Test patterns for micrography; test exposures made to establish the conditions for microfilming of printed documents, literature and newspapers
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Summary
The standard specifies test exposures made to establish the conditions for microfilming on 16 mm silver halide-film and on microfiche.
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 03/01/1991 |
| Page Count | 2 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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