Title :
Optical correlator using photorefractive polymers for credit card validation
Author :
Volodin, B.L. ; Kippelen, B. ; Peyghambarian, N. ; Javidi, Bahram
Author_Institution :
Opt. Sci. Center, Arizona Univ., Tucson, AZ, USA
Abstract :
Summary form only given. Using optical phase masks is a promising solution for validation of a credit cards. To summarize, we have shown that new highly efficient photorefractive (PR) optical polymers are very convenient to use in optical correlators for security applications.
Keywords :
image recognition; masks; multiwave mixing; optical correlation; optical polymers; photorefractive materials; security; credit card validation; optical correlator; optical correlators; optical phase masks; photorefractive optical polymers; photorefractive polymers; security applications; Correlators; Credit cards; Gratings; Holographic optical components; Niobium compounds; Optical polymers; Optical recording; Optical refraction; Photorefractive effect; Tunable circuits and devices;
Conference_Titel :
Lasers and Electro-Optics, 1996. CLEO '96., Summaries of papers presented at the Conference on
Conference_Location :
Anaheim, CA, USA
Print_ISBN :
1-55752-443-2
