Digital pixel cryptogram in e-beam holography

Tianji Wang; Yaotang Li; Shining Yang; Hongan Feng; Shichao Zhang; Shaowu Fan; Nai-Keng Bao; Wai-Him Wong; Hau Ping Chan; Po Sheun Chung

doi:10.1117/12.379992

17 March 2000 Digital pixel cryptogram in e-beam holography

Tianji Wang, Yaotang Li, Shining Yang, Hongan Feng, Shichao Zhang, Shaowu Fan, Nai-Keng Bao, Wai-Him Wong, Hau Ping Chan, Po Sheun Chung

Author Affiliations +

Proceedings Volume 3956, Practical Holography XIV and Holographic Materials VI; (2000) https://doi.org/10.1117/12.379992
Event: Electronic Imaging, 2000, San Jose, CA, United States

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.

Citation Download Citation

Tianji Wang, Yaotang Li, Shining Yang, Hongan Feng, Shichao Zhang, Shaowu Fan, Nai-Keng Bao, Wai-Him Wong, Hau Ping Chan, and Po Sheun Chung "Digital pixel cryptogram in e-beam holography", Proc. SPIE 3956, Practical Holography XIV and Holographic Materials VI, (17 March 2000); https://doi.org/10.1117/12.379992

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