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Proceedings Paper

Digital pixel cryptogram in e-beam holography
Author(s): Tianji Wang; Yaotang Li; Shining Yang; Hongan Feng; Shichao Zhang; Shaowu Fan; Nai-Keng Bao; Wai-Him Wong; Hau Ping Chan; Po Sheun Chung
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Paper Abstract

A digital pixel cryptogram technology using e-beam holography is described in this paper. The cryptogram is generated by an electronic beam lithography system and it can be applied to fabrication of embossing hologram for anti-counterfeiting and security.

Paper Details

Date Published: 17 March 2000
PDF: 7 pages
Proc. SPIE 3956, Practical Holography XIV and Holographic Materials VI, (17 March 2000); doi: 10.1117/12.379992
Show Author Affiliations
Tianji Wang, Guangzhou Institute of Electronic Technology (China)
Yaotang Li, Guangzhou Institute of Electronic Technology (China)
Shining Yang, Guangzhou Institute of Electronic Technology (China)
Hongan Feng, Guangzhou Institute of Electronic Technology (China)
Shichao Zhang, Guangzhou Institute of Electronic Technology (China)
Shaowu Fan, Guangzhou Institute of Electronic Technology (China)
Nai-Keng Bao, City Univ. of Hong Kong (Hong Kong)
Wai-Him Wong, City Univ. of Hong Kong (Hong Kong)
Hau Ping Chan, City Univ. of Hong Kong (Hong Kong)
Po Sheun Chung, City Univ. of Hong Kong (Hong Kong)


Published in SPIE Proceedings Vol. 3956:
Practical Holography XIV and Holographic Materials VI
Sylvia H. Stevenson; Stephen A. Benton; T. John Trout; Sylvia H. Stevenson; T. John Trout, Editor(s)

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