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Standard
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DIN 19030-4:1990-07
Filters for camera lenses, for copying and projection purposes; filters for copiers; determination of filter values
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Summary
This standard specifies optical filters for copiers and a measuring method for the determination of filter values.
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 07/01/1990 |
| Page Count | 4 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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