Paper
31 October 2016 Experimental study of the method of recording color volume security holograms on different photosensitive materials on the base of the diffuser with a narrow indicatrix of laser radiation
D. S. Lushnikov, A. Y. Zherdev, S. B. Odinokov, V. V. Markin, A. V. Smirnov
Author Affiliations +
Abstract
The paper presents the practical results of recording holographic stereograms. Advantages and disadvantages of methods for producing holographic stereograms using diffusers with different indicatrices scattering of the radiation in the object branch and without the use of a diffuser are presented. A new security element - multi-color microtext, is presented. Shows how to use multi-color microtext as a hidden security element. The method of multi-color microtext visualization is shown. The work was partially funded under the Agreement with the RF Ministry of Education and Science no. 14.577.21.0197, grant RFMEFI57715X0197.
© (2016) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
D. S. Lushnikov, A. Y. Zherdev, S. B. Odinokov, V. V. Markin, and A. V. Smirnov "Experimental study of the method of recording color volume security holograms on different photosensitive materials on the base of the diffuser with a narrow indicatrix of laser radiation", Proc. SPIE 10022, Holography, Diffractive Optics, and Applications VII, 100221S (31 October 2016); https://doi.org/10.1117/12.2245592
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KEYWORDS
Holography

Stereo holograms

Holograms

Diffusers

Scattering

3D image reconstruction

Mirrors

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