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Proceedings Paper

Development and applications of diffractive optical security devices for banknotes and high value documents
Author(s): John K. Drinkwater; Brian W. Holmes; Keith A. Jones
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Paper Abstract

Embossed holograms and othe rdiffractive optically variable devices are increasingly familiar security items on plastic cards, banknotes, securyt documetns and on branded gods and media to protect against counterfeit, protect copyright and to evidence tamper. This paper outlines some of the diffractive optical seuryt and printed security develoepd for this rapidly growing field and provides examles of some current security applications.

Paper Details

Date Published: 7 April 2000
PDF: 12 pages
Proc. SPIE 3973, Optical Security and Counterfeit Deterrence Techniques III, (7 April 2000); doi: 10.1117/12.382205
Show Author Affiliations
John K. Drinkwater, De La Rue Holographics Ltd. (United Kingdom)
Brian W. Holmes, De La Rue Holographics Ltd. (United Kingdom)
Keith A. Jones, De La Rue Holographics Ltd. (United Kingdom)


Published in SPIE Proceedings Vol. 3973:
Optical Security and Counterfeit Deterrence Techniques III
Rudolf L. van Renesse; Willem A. Vliegenthart, Editor(s)

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