TagsOptical security features

Tag: optical security features

Optical Technologies’ Design on Banknote Security

In this article, Dr. Mark Deakes, chairman of the International Optical Technologies Association (formerly the International Hologram Manufacturers Association), considers the latest developments in...

Modern Optical Features for ID Documents: Part 2

If you’re overwhelmed by the vast number and types of optical features available to add security to identity documents, you’re not alone. In this...

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Direct-write printing

Direct‑write printing is a relatively recent digital printing method that uses a computer controlled translation stage, which moves an ink nozzle to form 2D...

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Security by Design: Security Design & Ink Opacity

Joel Zlotnick, Jordan Brough and Troy Eberhardt Reverse engineering of document artwork is a critical prepress activity for sophisticated counterfeiters that print by offset lithography...

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