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Tag: Planchettes

Strategies for Optimizing Planchettes

Introduction Prior work on security fiber optimization discussed security fiber characteristics and combinations of diverse security fiber types together in one substrate.  Planchettes are tiny...

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Iran Issues New 10,000- and 20,000-Rial Banknotes

The Central Bank of the Islamic Republic of Iran (CBI) put two new banknotes into circulation on 13 July 2022. The 10,000-Rial and 20,000-Rial...

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Optically Variable Device

A security feature that displays different information, depending on the angle of view (incidence of light).

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