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Proceedings Paper

Laser engraving of paper and polymeric materials for tactile detection
Author(s): Jose A. Ramos-de-Campos; Javier Gamo; Carlos Soriano; Paloma Varela; Emilio Pérez
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Paper Abstract

This study is focused on laser structuring processes for producing secure tactile features on paper-based security documents. The feasibility of using the developed technique allows users and/or machines to discriminate among genuine and counterfeited security documents and/or facilitate the tactile detection by visually impaired people.

Paper Details

Date Published: 21 April 2009
PDF: 8 pages
Proc. SPIE 7131, XVII International Symposium on Gas Flow, Chemical Lasers, and High-Power Lasers, 71311T (21 April 2009); doi: 10.1117/12.816913
Show Author Affiliations
Jose A. Ramos-de-Campos, AIDO (Spain)
Javier Gamo, Fábrica Nacional de Moneda y Timbre (Spain)
Univ. of Alcalá (Spain)
Carlos Soriano, AIDO (Spain)
Paloma Varela, Fábrica Nacional de Moneda y Timbre (Spain)
Emilio Pérez, AIDO (Spain)


Published in SPIE Proceedings Vol. 7131:
XVII International Symposium on Gas Flow, Chemical Lasers, and High-Power Lasers
Rui Vilar; Olinda Conde; Marta Fajardo; Luís O. Silva; Margarida Pires; Andrei Utkin, Editor(s)

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